godot/editor/plugins/version_control_editor_plugin.cpp

/**************************************************************************/
/*  version_control_editor_plugin.cpp                                     */
/**************************************************************************/
/*                         This file is part of:                          */
/*                             GODOT ENGINE                               */
/*                        https://godotengine.org                         */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
/*                                                                        */
/* Permission is hereby granted, free of charge, to any person obtaining  */
/* a copy of this software and associated documentation files (the        */
/* "Software"), to deal in the Software without restriction, including    */
/* without limitation the rights to use, copy, modify, merge, publish,    */
/* distribute, sublicense, and/or sell copies of the Software, and to     */
/* permit persons to whom the Software is furnished to do so, subject to  */
/* the following conditions:                                              */
/*                                                                        */
/* The above copyright notice and this permission notice shall be         */
/* included in all copies or substantial portions of the Software.        */
/*                                                                        */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
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/**************************************************************************/

#include "version_control_editor_plugin.h"

#include "core/config/project_settings.h"
#include "core/os/keyboard.h"
#include "core/os/time.h"
#include "editor/editor_dock_manager.h"
#include "editor/editor_file_system.h"
#include "editor/editor_interface.h"
#include "editor/editor_node.h"
#include "editor/editor_settings.h"
#include "editor/editor_string_names.h"
#include "editor/filesystem_dock.h"
#include "editor/plugins/script_editor_plugin.h"
#include "editor/themes/editor_scale.h"
#include "scene/gui/separator.h"

#define CHECK_PLUGIN_INITIALIZED() \
	ERR_FAIL_NULL_MSG(EditorVCSInterface::get_singleton(), "No VCS plugin is initialized. Select a Version Control Plugin from Project menu.");

VersionControlEditorPlugin *VersionControlEditorPlugin::singleton = nullptr;

void VersionControlEditorPlugin::_bind_methods() {
	// No binds required so far.
}

void VersionControlEditorPlugin::_create_vcs_metadata_files() {
	String dir = "res://";
	EditorVCSInterface::create_vcs_metadata_files(EditorVCSInterface::VCSMetadata(metadata_selection->get_selected()), dir);
}

void VersionControlEditorPlugin::_notification(int p_what) {
	if (p_what == NOTIFICATION_READY) {
		String installed_plugin = GLOBAL_GET("editor/version_control/plugin_name");
		bool has_autoload_enable = GLOBAL_GET("editor/version_control/autoload_on_startup");

		if (installed_plugin != "" && has_autoload_enable) {
			if (_load_plugin(installed_plugin)) {
				_set_credentials();
			}
		}
	}
}

void VersionControlEditorPlugin::_populate_available_vcs_names() {
	set_up_choice->clear();
	for (int i = 0; i < available_plugins.size(); i++) {
		set_up_choice->add_item(available_plugins[i]);
	}
}

VersionControlEditorPlugin *VersionControlEditorPlugin::get_singleton() {
	return singleton ? singleton : memnew(VersionControlEditorPlugin);
}

void VersionControlEditorPlugin::popup_vcs_metadata_dialog() {
	metadata_dialog->popup_centered();
}

void VersionControlEditorPlugin::popup_vcs_set_up_dialog(const Control *p_gui_base) {
	fetch_available_vcs_plugin_names();
	if (!available_plugins.is_empty()) {
		Size2 popup_size = Size2(400, 100);
		Size2 window_size = p_gui_base->get_viewport_rect().size;
		popup_size.x = MIN(window_size.x * 0.5, popup_size.x);
		popup_size.y = MIN(window_size.y * 0.5, popup_size.y);

		_populate_available_vcs_names();

		set_up_dialog->popup_centered_clamped(popup_size * EDSCALE);
	} else {
		// TODO: Give info to user on how to fix this error.
		EditorNode::get_singleton()->show_warning(TTR("No VCS plugins are available in the project. Install a VCS plugin to use VCS integration features."), TTR("Error"));
	}
}

void VersionControlEditorPlugin::_initialize_vcs() {
	ERR_FAIL_COND_MSG(EditorVCSInterface::get_singleton(), EditorVCSInterface::get_singleton()->get_vcs_name() + " is already active.");

	const int id = set_up_choice->get_selected_id();
	String selected_plugin = set_up_choice->get_item_text(id);

	if (_load_plugin(selected_plugin)) {
		ProjectSettings::get_singleton()->set("editor/version_control/autoload_on_startup", true);
		ProjectSettings::get_singleton()->set("editor/version_control/plugin_name", selected_plugin);
		ProjectSettings::get_singleton()->save();
	}
}

void VersionControlEditorPlugin::_set_vcs_ui_state(bool p_enabled) {
	set_up_dialog->get_ok_button()->set_disabled(!p_enabled);
	set_up_choice->set_disabled(p_enabled);
	toggle_vcs_choice->set_pressed_no_signal(p_enabled);
}

void VersionControlEditorPlugin::_set_credentials() {
	CHECK_PLUGIN_INITIALIZED();

	String username = set_up_username->get_text();
	String password = set_up_password->get_text();
	String ssh_public_key = set_up_ssh_public_key_path->get_text();
	String ssh_private_key = set_up_ssh_private_key_path->get_text();
	String ssh_passphrase = set_up_ssh_passphrase->get_text();

	EditorVCSInterface::get_singleton()->set_credentials(
			username,
			password,
			ssh_public_key,
			ssh_private_key,
			ssh_passphrase);

	EditorSettings::get_singleton()->set_setting("version_control/username", username);
	EditorSettings::get_singleton()->set_setting("version_control/ssh_public_key_path", ssh_public_key);
	EditorSettings::get_singleton()->set_setting("version_control/ssh_private_key_path", ssh_private_key);
}

bool VersionControlEditorPlugin::_load_plugin(String p_name) {
	Object *extension_instance = ClassDB::instantiate(p_name);
	ERR_FAIL_NULL_V_MSG(extension_instance, false, "Received a nullptr VCS extension instance during construction.");

	EditorVCSInterface *vcs_plugin = Object::cast_to<EditorVCSInterface>(extension_instance);
	ERR_FAIL_NULL_V_MSG(vcs_plugin, false, vformat("Could not cast VCS extension instance to %s.", EditorVCSInterface::get_class_static()));

	String res_dir = OS::get_singleton()->get_resource_dir();

	ERR_FAIL_COND_V_MSG(!vcs_plugin->initialize(res_dir), false, "Could not initialize " + p_name);

	EditorVCSInterface::set_singleton(vcs_plugin);

	register_editor();
	EditorFileSystem::get_singleton()->connect(SNAME("filesystem_changed"), callable_mp(this, &VersionControlEditorPlugin::_refresh_stage_area));

	_refresh_stage_area();
	_refresh_commit_list();
	_refresh_branch_list();
	_refresh_remote_list();

	return true;
}

void VersionControlEditorPlugin::_update_set_up_warning(String p_new_text) {
	bool empty_settings = set_up_username->get_text().strip_edges().is_empty() &&
			set_up_password->get_text().is_empty() &&
			set_up_ssh_public_key_path->get_text().strip_edges().is_empty() &&
			set_up_ssh_private_key_path->get_text().strip_edges().is_empty() &&
			set_up_ssh_passphrase->get_text().is_empty();

	if (empty_settings) {
		set_up_warning_text->add_theme_color_override(SNAME("font_color"), EditorNode::get_singleton()->get_editor_theme()->get_color(SNAME("warning_color"), EditorStringName(Editor)));
		set_up_warning_text->set_text(TTR("Remote settings are empty. VCS features that use the network may not work."));
	} else {
		set_up_warning_text->set_text("");
	}
}

void VersionControlEditorPlugin::_refresh_branch_list() {
	CHECK_PLUGIN_INITIALIZED();

	List<String> branch_list = EditorVCSInterface::get_singleton()->get_branch_list();
	branch_select->clear();

	branch_select->set_disabled(branch_list.is_empty());

	String current_branch = EditorVCSInterface::get_singleton()->get_current_branch_name();

	for (int i = 0; i < branch_list.size(); i++) {
		branch_select->add_icon_item(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("VcsBranches"), EditorStringName(EditorIcons)), branch_list[i], i);

		if (branch_list[i] == current_branch) {
			branch_select->select(i);
		}
	}
}

String VersionControlEditorPlugin::_get_date_string_from(int64_t p_unix_timestamp, int64_t p_offset_minutes) const {
	return vformat(
			"%s %s",
			Time::get_singleton()->get_datetime_string_from_unix_time(p_unix_timestamp + p_offset_minutes * 60, true),
			Time::get_singleton()->get_offset_string_from_offset_minutes(p_offset_minutes));
}

void VersionControlEditorPlugin::_set_commit_list_size(int p_index) {
	_refresh_commit_list();
}

void VersionControlEditorPlugin::_refresh_commit_list() {
	CHECK_PLUGIN_INITIALIZED();

	commit_list->get_root()->clear_children();

	List<EditorVCSInterface::Commit> commit_info_list = EditorVCSInterface::get_singleton()->get_previous_commits(commit_list_size_button->get_selected_metadata());

	for (List<EditorVCSInterface::Commit>::Element *e = commit_info_list.front(); e; e = e->next()) {
		EditorVCSInterface::Commit commit = e->get();
		TreeItem *item = commit_list->create_item();

		// Only display the first line of a commit message
		int line_ending = commit.msg.find_char('\n');
		String commit_display_msg = commit.msg.substr(0, line_ending);
		String commit_date_string = _get_date_string_from(commit.unix_timestamp, commit.offset_minutes);

		Dictionary meta_data;
		meta_data[SNAME("commit_id")] = commit.id;
		meta_data[SNAME("commit_title")] = commit_display_msg;
		meta_data[SNAME("commit_subtitle")] = commit.msg.substr(line_ending).strip_edges();
		meta_data[SNAME("commit_unix_timestamp")] = commit.unix_timestamp;
		meta_data[SNAME("commit_author")] = commit.author;
		meta_data[SNAME("commit_date_string")] = commit_date_string;

		item->set_text(0, commit_display_msg);
		item->set_text(1, commit.author.strip_edges());
		item->set_metadata(0, meta_data);
	}
}

void VersionControlEditorPlugin::_refresh_remote_list() {
	CHECK_PLUGIN_INITIALIZED();

	List<String> remotes = EditorVCSInterface::get_singleton()->get_remotes();

	String current_remote = remote_select->get_selected_metadata();
	remote_select->clear();

	remote_select->set_disabled(remotes.is_empty());

	for (int i = 0; i < remotes.size(); i++) {
		remote_select->add_icon_item(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("ArrowUp"), EditorStringName(EditorIcons)), remotes[i], i);
		remote_select->set_item_metadata(i, remotes[i]);

		if (remotes[i] == current_remote) {
			remote_select->select(i);
		}
	}
}

void VersionControlEditorPlugin::_commit() {
	CHECK_PLUGIN_INITIALIZED();

	String msg = commit_message->get_text().strip_edges();

	ERR_FAIL_COND_MSG(msg.is_empty(), "No commit message was provided.");

	EditorVCSInterface::get_singleton()->commit(msg);

	version_control_dock_button->set_pressed(false);

	commit_message->release_focus();
	commit_button->release_focus();
	commit_message->set_text("");

	_refresh_stage_area();
	_refresh_commit_list();
	_refresh_branch_list();
	_clear_diff();
}

void VersionControlEditorPlugin::_branch_item_selected(int p_index) {
	CHECK_PLUGIN_INITIALIZED();

	String branch_name = branch_select->get_item_text(p_index);
	EditorVCSInterface::get_singleton()->checkout_branch(branch_name);

	EditorFileSystem::get_singleton()->scan_changes();
	ScriptEditor::get_singleton()->reload_scripts();

	_refresh_branch_list();
	_refresh_commit_list();
	_refresh_stage_area();
	_clear_diff();

	_update_opened_tabs();
}

void VersionControlEditorPlugin::_remote_selected(int p_index) {
	_refresh_remote_list();
}

void VersionControlEditorPlugin::_ssh_public_key_selected(String p_path) {
	set_up_ssh_public_key_path->set_text(p_path);
}

void VersionControlEditorPlugin::_ssh_private_key_selected(String p_path) {
	set_up_ssh_private_key_path->set_text(p_path);
}

void VersionControlEditorPlugin::_popup_file_dialog(Variant p_file_dialog_variant) {
	FileDialog *file_dialog = Object::cast_to<FileDialog>(p_file_dialog_variant);
	ERR_FAIL_NULL(file_dialog);

	file_dialog->popup_centered_ratio();
}

void VersionControlEditorPlugin::_create_branch() {
	CHECK_PLUGIN_INITIALIZED();

	String new_branch_name = branch_create_name_input->get_text().strip_edges();

	EditorVCSInterface::get_singleton()->create_branch(new_branch_name);
	EditorVCSInterface::get_singleton()->checkout_branch(new_branch_name);

	branch_create_name_input->clear();
	_refresh_branch_list();
}

void VersionControlEditorPlugin::_create_remote() {
	CHECK_PLUGIN_INITIALIZED();

	String new_remote_name = remote_create_name_input->get_text().strip_edges();
	String new_remote_url = remote_create_url_input->get_text().strip_edges();

	EditorVCSInterface::get_singleton()->create_remote(new_remote_name, new_remote_url);

	remote_create_name_input->clear();
	remote_create_url_input->clear();
	_refresh_remote_list();
}

void VersionControlEditorPlugin::_update_branch_create_button(String p_new_text) {
	branch_create_ok->set_disabled(p_new_text.strip_edges().is_empty());
}

void VersionControlEditorPlugin::_update_remote_create_button(String p_new_text) {
	remote_create_ok->set_disabled(p_new_text.strip_edges().is_empty());
}

int VersionControlEditorPlugin::_get_item_count(Tree *p_tree) {
	if (!p_tree->get_root()) {
		return 0;
	}
	return p_tree->get_root()->get_children().size();
}

void VersionControlEditorPlugin::_refresh_stage_area() {
	CHECK_PLUGIN_INITIALIZED();

	staged_files->get_root()->clear_children();
	unstaged_files->get_root()->clear_children();

	List<EditorVCSInterface::StatusFile> status_files = EditorVCSInterface::get_singleton()->get_modified_files_data();
	for (List<EditorVCSInterface::StatusFile>::Element *E = status_files.front(); E; E = E->next()) {
		EditorVCSInterface::StatusFile sf = E->get();
		if (sf.area == EditorVCSInterface::TREE_AREA_STAGED) {
			_add_new_item(staged_files, sf.file_path, sf.change_type);
		} else if (sf.area == EditorVCSInterface::TREE_AREA_UNSTAGED) {
			_add_new_item(unstaged_files, sf.file_path, sf.change_type);
		}
	}

	staged_files->queue_redraw();
	unstaged_files->queue_redraw();

	int total_changes = status_files.size();
	String commit_tab_title = TTR("Commit") + (total_changes > 0 ? " (" + itos(total_changes) + ")" : "");
	version_commit_dock->set_name(commit_tab_title);
}

void VersionControlEditorPlugin::_discard_file(String p_file_path, EditorVCSInterface::ChangeType p_change) {
	CHECK_PLUGIN_INITIALIZED();

	if (p_change == EditorVCSInterface::CHANGE_TYPE_NEW) {
		Ref<DirAccess> dir = DirAccess::create(DirAccess::ACCESS_RESOURCES);
		dir->remove(p_file_path);
	} else {
		CHECK_PLUGIN_INITIALIZED();
		EditorVCSInterface::get_singleton()->discard_file(p_file_path);
	}
	// FIXIT: The project.godot file shows weird behavior
	EditorFileSystem::get_singleton()->update_file(p_file_path);
}

void VersionControlEditorPlugin::_confirm_discard_all() {
	discard_all_confirm->popup_centered();
}

void VersionControlEditorPlugin::_discard_all() {
	TreeItem *file_entry = unstaged_files->get_root()->get_first_child();
	while (file_entry) {
		String file_path = file_entry->get_meta(SNAME("file_path"));
		EditorVCSInterface::ChangeType change = (EditorVCSInterface::ChangeType)(int)file_entry->get_meta(SNAME("change_type"));
		_discard_file(file_path, change);

		file_entry = file_entry->get_next();
	}
	_refresh_stage_area();
}

void VersionControlEditorPlugin::_add_new_item(Tree *p_tree, String p_file_path, EditorVCSInterface::ChangeType p_change) {
	String change_text = p_file_path + " (" + change_type_to_strings[p_change] + ")";

	TreeItem *new_item = p_tree->create_item();
	new_item->set_text(0, change_text);
	new_item->set_icon(0, change_type_to_icon[p_change]);
	new_item->set_meta(SNAME("file_path"), p_file_path);
	new_item->set_meta(SNAME("change_type"), p_change);
	new_item->set_custom_color(0, change_type_to_color[p_change]);

	new_item->add_button(0, EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("File"), EditorStringName(EditorIcons)), BUTTON_TYPE_OPEN, false, TTR("Open in editor"));
	if (p_tree == unstaged_files) {
		new_item->add_button(0, EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Close"), EditorStringName(EditorIcons)), BUTTON_TYPE_DISCARD, false, TTR("Discard changes"));
	}
}

void VersionControlEditorPlugin::_fetch() {
	CHECK_PLUGIN_INITIALIZED();

	EditorVCSInterface::get_singleton()->fetch(remote_select->get_selected_metadata());
	_refresh_branch_list();
}

void VersionControlEditorPlugin::_pull() {
	CHECK_PLUGIN_INITIALIZED();

	EditorVCSInterface::get_singleton()->pull(remote_select->get_selected_metadata());
	_refresh_stage_area();
	_refresh_branch_list();
	_refresh_commit_list();
	_clear_diff();
	_update_opened_tabs();
}

void VersionControlEditorPlugin::_push() {
	CHECK_PLUGIN_INITIALIZED();

	EditorVCSInterface::get_singleton()->push(remote_select->get_selected_metadata(), false);
}

void VersionControlEditorPlugin::_force_push() {
	CHECK_PLUGIN_INITIALIZED();

	EditorVCSInterface::get_singleton()->push(remote_select->get_selected_metadata(), true);
}

void VersionControlEditorPlugin::_update_opened_tabs() {
	Vector<EditorData::EditedScene> open_scenes = EditorNode::get_editor_data().get_edited_scenes();
	for (int i = 0; i < open_scenes.size(); i++) {
		if (open_scenes[i].root == NULL) {
			continue;
		}
		EditorNode::get_singleton()->reload_scene(open_scenes[i].path);
	}
}

void VersionControlEditorPlugin::_move_all(Object *p_tree) {
	Tree *tree = Object::cast_to<Tree>(p_tree);

	TreeItem *file_entry = tree->get_root()->get_first_child();
	while (file_entry) {
		_move_item(tree, file_entry);

		file_entry = file_entry->get_next();
	}
	_refresh_stage_area();
}

void VersionControlEditorPlugin::_load_diff(Object *p_tree) {
	CHECK_PLUGIN_INITIALIZED();

	version_control_dock_button->set_pressed(true);

	Tree *tree = Object::cast_to<Tree>(p_tree);
	if (tree == staged_files) {
		show_commit_diff_header = false;
		String file_path = tree->get_selected()->get_meta(SNAME("file_path"));
		diff_title->set_text(TTR("Staged Changes"));
		diff_content = EditorVCSInterface::get_singleton()->get_diff(file_path, EditorVCSInterface::TREE_AREA_STAGED);
	} else if (tree == unstaged_files) {
		show_commit_diff_header = false;
		String file_path = tree->get_selected()->get_meta(SNAME("file_path"));
		diff_title->set_text(TTR("Unstaged Changes"));
		diff_content = EditorVCSInterface::get_singleton()->get_diff(file_path, EditorVCSInterface::TREE_AREA_UNSTAGED);
	} else if (tree == commit_list) {
		show_commit_diff_header = true;
		Dictionary meta_data = tree->get_selected()->get_metadata(0);
		String commit_id = meta_data[SNAME("commit_id")];
		String commit_title = meta_data[SNAME("commit_title")];
		diff_title->set_text(commit_title);
		diff_content = EditorVCSInterface::get_singleton()->get_diff(commit_id, EditorVCSInterface::TREE_AREA_COMMIT);
	}
	_display_diff(0);
}

void VersionControlEditorPlugin::_clear_diff() {
	diff->clear();
	diff_content.clear();
	diff_title->set_text("");
}

void VersionControlEditorPlugin::_item_activated(Object *p_tree) {
	Tree *tree = Object::cast_to<Tree>(p_tree);

	_move_item(tree, tree->get_selected());
	_refresh_stage_area();
}

void VersionControlEditorPlugin::_move_item(Tree *p_tree, TreeItem *p_item) {
	CHECK_PLUGIN_INITIALIZED();

	if (p_tree == staged_files) {
		EditorVCSInterface::get_singleton()->unstage_file(p_item->get_meta(SNAME("file_path")));
	} else {
		EditorVCSInterface::get_singleton()->stage_file(p_item->get_meta(SNAME("file_path")));
	}
}

void VersionControlEditorPlugin::_cell_button_pressed(Object *p_item, int p_column, int p_id, int p_mouse_button_index) {
	TreeItem *item = Object::cast_to<TreeItem>(p_item);
	String file_path = item->get_meta(SNAME("file_path"));
	EditorVCSInterface::ChangeType change = (EditorVCSInterface::ChangeType)(int)item->get_meta(SNAME("change_type"));

	if (p_id == BUTTON_TYPE_OPEN && change != EditorVCSInterface::CHANGE_TYPE_DELETED) {
		Ref<DirAccess> dir = DirAccess::create(DirAccess::ACCESS_RESOURCES);
		if (!dir->file_exists(file_path)) {
			return;
		}

		file_path = "res://" + file_path;
		if (ResourceLoader::get_resource_type(file_path) == "PackedScene") {
			EditorNode::get_singleton()->open_request(file_path);
		} else if (file_path.ends_with(".gd")) {
			EditorNode::get_singleton()->load_resource(file_path);
			ScriptEditor::get_singleton()->reload_scripts();
		} else {
			FileSystemDock::get_singleton()->navigate_to_path(file_path);
		}

	} else if (p_id == BUTTON_TYPE_DISCARD) {
		_discard_file(file_path, change);
		_refresh_stage_area();
	}
}

void VersionControlEditorPlugin::_display_diff(int p_idx) {
	DiffViewType diff_view = (DiffViewType)diff_view_type_select->get_selected();

	diff->clear();

	if (show_commit_diff_header) {
		Dictionary meta_data = commit_list->get_selected()->get_metadata(0);
		String commit_id = meta_data[SNAME("commit_id")];
		String commit_subtitle = meta_data[SNAME("commit_subtitle")];
		String commit_date = meta_data[SNAME("commit_date")];
		String commit_author = meta_data[SNAME("commit_author")];
		String commit_date_string = meta_data[SNAME("commit_date_string")];

		diff->push_font(EditorNode::get_singleton()->get_editor_theme()->get_font(SNAME("doc_bold"), EditorStringName(EditorFonts)));
		diff->push_color(EditorNode::get_singleton()->get_editor_theme()->get_color(SNAME("accent_color"), EditorStringName(Editor)));
		diff->add_text(TTR("Commit:") + " " + commit_id);
		diff->add_newline();
		diff->add_text(TTR("Author:") + " " + commit_author);
		diff->add_newline();
		diff->add_text(TTR("Date:") + " " + commit_date_string);
		diff->add_newline();
		if (!commit_subtitle.is_empty()) {
			diff->add_text(TTR("Subtitle:") + " " + commit_subtitle);
			diff->add_newline();
		}
		diff->add_newline();
		diff->pop();
		diff->pop();
	}

	for (int i = 0; i < diff_content.size(); i++) {
		EditorVCSInterface::DiffFile diff_file = diff_content[i];

		diff->push_font(EditorNode::get_singleton()->get_editor_theme()->get_font(SNAME("doc_bold"), EditorStringName(EditorFonts)));
		diff->push_color(EditorNode::get_singleton()->get_editor_theme()->get_color(SNAME("accent_color"), EditorStringName(Editor)));
		diff->add_text(TTR("File:") + " " + diff_file.new_file);
		diff->pop();
		diff->pop();

		diff->push_font(EditorNode::get_singleton()->get_editor_theme()->get_font(SNAME("status_source"), EditorStringName(EditorFonts)));
		for (int j = 0; j < diff_file.diff_hunks.size(); j++) {
			EditorVCSInterface::DiffHunk hunk = diff_file.diff_hunks[j];

			String old_start = String::num_int64(hunk.old_start);
			String new_start = String::num_int64(hunk.new_start);
			String old_lines = String::num_int64(hunk.old_lines);
			String new_lines = String::num_int64(hunk.new_lines);

			diff->add_newline();
			diff->append_text("[center]@@ " + old_start + "," + old_lines + " " + new_start + "," + new_lines + " @@[/center]");
			diff->add_newline();

			switch (diff_view) {
				case DIFF_VIEW_TYPE_SPLIT:
					_display_diff_split_view(hunk.diff_lines);
					break;
				case DIFF_VIEW_TYPE_UNIFIED:
					_display_diff_unified_view(hunk.diff_lines);
					break;
			}
			diff->add_newline();
		}
		diff->pop();

		diff->add_newline();
	}
}

void VersionControlEditorPlugin::_display_diff_split_view(List<EditorVCSInterface::DiffLine> &p_diff_content) {
	List<EditorVCSInterface::DiffLine> parsed_diff;

	for (int i = 0; i < p_diff_content.size(); i++) {
		EditorVCSInterface::DiffLine diff_line = p_diff_content[i];
		String line = diff_line.content.strip_edges(false, true);

		if (diff_line.new_line_no >= 0 && diff_line.old_line_no >= 0) {
			diff_line.new_text = line;
			diff_line.old_text = line;
			parsed_diff.push_back(diff_line);
		} else if (diff_line.new_line_no == -1) {
			diff_line.new_text = "";
			diff_line.old_text = line;
			parsed_diff.push_back(diff_line);
		} else if (diff_line.old_line_no == -1) {
			int j = parsed_diff.size() - 1;
			while (j >= 0 && parsed_diff[j].new_line_no == -1) {
				j--;
			}

			if (j == parsed_diff.size() - 1) {
				// no lines are modified
				diff_line.new_text = line;
				diff_line.old_text = "";
				parsed_diff.push_back(diff_line);
			} else {
				// lines are modified
				EditorVCSInterface::DiffLine modified_line = parsed_diff[j + 1];
				modified_line.new_text = line;
				modified_line.new_line_no = diff_line.new_line_no;
				parsed_diff[j + 1] = modified_line;
			}
		}
	}

	diff->push_table(6);
	/*
		[cell]Old Line No[/cell]
		[cell]prefix[/cell]
		[cell]Old Code[/cell]

		[cell]New Line No[/cell]
		[cell]prefix[/cell]
		[cell]New Line[/cell]
	*/

	diff->set_table_column_expand(2, true);
	diff->set_table_column_expand(5, true);

	for (int i = 0; i < parsed_diff.size(); i++) {
		EditorVCSInterface::DiffLine diff_line = parsed_diff[i];

		bool has_change = diff_line.status != " ";
		static const Color red = EditorNode::get_singleton()->get_editor_theme()->get_color(SNAME("error_color"), EditorStringName(Editor));
		static const Color green = EditorNode::get_singleton()->get_editor_theme()->get_color(SNAME("success_color"), EditorStringName(Editor));
		static const Color white = EditorNode::get_singleton()->get_editor_theme()->get_color(SNAME("font_color"), SNAME("Label")) * Color(1, 1, 1, 0.6);

		if (diff_line.old_line_no >= 0) {
			diff->push_cell();
			diff->push_color(has_change ? red : white);
			diff->add_text(String::num_int64(diff_line.old_line_no));
			diff->pop();
			diff->pop();

			diff->push_cell();
			diff->push_color(has_change ? red : white);
			diff->add_text(has_change ? "-|" : " |");
			diff->pop();
			diff->pop();

			diff->push_cell();
			diff->push_color(has_change ? red : white);
			diff->add_text(diff_line.old_text);
			diff->pop();
			diff->pop();

		} else {
			diff->push_cell();
			diff->pop();

			diff->push_cell();
			diff->pop();

			diff->push_cell();
			diff->pop();
		}

		if (diff_line.new_line_no >= 0) {
			diff->push_cell();
			diff->push_color(has_change ? green : white);
			diff->add_text(String::num_int64(diff_line.new_line_no));
			diff->pop();
			diff->pop();

			diff->push_cell();
			diff->push_color(has_change ? green : white);
			diff->add_text(has_change ? "+|" : " |");
			diff->pop();
			diff->pop();

			diff->push_cell();
			diff->push_color(has_change ? green : white);
			diff->add_text(diff_line.new_text);
			diff->pop();
			diff->pop();
		} else {
			diff->push_cell();
			diff->pop();

			diff->push_cell();
			diff->pop();

			diff->push_cell();
			diff->pop();
		}
	}
	diff->pop();
}

void VersionControlEditorPlugin::_display_diff_unified_view(List<EditorVCSInterface::DiffLine> &p_diff_content) {
	diff->push_table(4);
	diff->set_table_column_expand(3, true);

	/*
		[cell]Old Line No[/cell]
		[cell]New Line No[/cell]
		[cell]status[/cell]
		[cell]code[/cell]
	*/
	for (int i = 0; i < p_diff_content.size(); i++) {
		EditorVCSInterface::DiffLine diff_line = p_diff_content[i];
		String line = diff_line.content.strip_edges(false, true);

		Color color;
		if (diff_line.status == "+") {
			color = EditorNode::get_singleton()->get_editor_theme()->get_color(SNAME("success_color"), EditorStringName(Editor));
		} else if (diff_line.status == "-") {
			color = EditorNode::get_singleton()->get_editor_theme()->get_color(SNAME("error_color"), EditorStringName(Editor));
		} else {
			color = EditorNode::get_singleton()->get_editor_theme()->get_color(SNAME("font_color"), SNAME("Label"));
			color *= Color(1, 1, 1, 0.6);
		}

		diff->push_cell();
		diff->push_color(color);
		diff->push_indent(1);
		diff->add_text(diff_line.old_line_no >= 0 ? String::num_int64(diff_line.old_line_no) : "");
		diff->pop();
		diff->pop();
		diff->pop();

		diff->push_cell();
		diff->push_color(color);
		diff->push_indent(1);
		diff->add_text(diff_line.new_line_no >= 0 ? String::num_int64(diff_line.new_line_no) : "");
		diff->pop();
		diff->pop();
		diff->pop();

		diff->push_cell();
		diff->push_color(color);
		diff->add_text(diff_line.status != "" ? diff_line.status + "|" : " |");
		diff->pop();
		diff->pop();

		diff->push_cell();
		diff->push_color(color);
		diff->add_text(line);
		diff->pop();
		diff->pop();
	}

	diff->pop();
}

void VersionControlEditorPlugin::_update_commit_button() {
	commit_button->set_disabled(commit_message->get_text().strip_edges().is_empty());
}

void VersionControlEditorPlugin::_remove_branch() {
	CHECK_PLUGIN_INITIALIZED();

	EditorVCSInterface::get_singleton()->remove_branch(branch_to_remove);
	branch_to_remove.clear();

	_refresh_branch_list();
}

void VersionControlEditorPlugin::_remove_remote() {
	CHECK_PLUGIN_INITIALIZED();

	EditorVCSInterface::get_singleton()->remove_remote(remote_to_remove);
	remote_to_remove.clear();

	_refresh_remote_list();
}

void VersionControlEditorPlugin::_extra_option_selected(int p_index) {
	CHECK_PLUGIN_INITIALIZED();

	switch ((ExtraOption)p_index) {
		case EXTRA_OPTION_FORCE_PUSH:
			_force_push();
			break;
		case EXTRA_OPTION_CREATE_BRANCH:
			branch_create_confirm->popup_centered();
			break;
		case EXTRA_OPTION_CREATE_REMOTE:
			remote_create_confirm->popup_centered();
			break;
	}
}

void VersionControlEditorPlugin::_popup_branch_remove_confirm(int p_index) {
	branch_to_remove = extra_options_remove_branch_list->get_item_text(p_index);

	branch_remove_confirm->set_text(vformat(TTR("Do you want to remove the %s branch?"), branch_to_remove));
	branch_remove_confirm->popup_centered();
}

void VersionControlEditorPlugin::_popup_remote_remove_confirm(int p_index) {
	remote_to_remove = extra_options_remove_remote_list->get_item_text(p_index);

	remote_remove_confirm->set_text(vformat(TTR("Do you want to remove the %s remote?"), branch_to_remove));
	remote_remove_confirm->popup_centered();
}

void VersionControlEditorPlugin::_update_extra_options() {
	extra_options_remove_branch_list->clear();
	for (int i = 0; i < branch_select->get_item_count(); i++) {
		extra_options_remove_branch_list->add_icon_item(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("VcsBranches"), EditorStringName(EditorIcons)), branch_select->get_item_text(branch_select->get_item_id(i)));
	}
	extra_options_remove_branch_list->update_canvas_items();

	extra_options_remove_remote_list->clear();
	for (int i = 0; i < remote_select->get_item_count(); i++) {
		extra_options_remove_remote_list->add_icon_item(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("ArrowUp"), EditorStringName(EditorIcons)), remote_select->get_item_text(remote_select->get_item_id(i)));
	}
	extra_options_remove_remote_list->update_canvas_items();
}

bool VersionControlEditorPlugin::_is_staging_area_empty() {
	return staged_files->get_root()->get_child_count() == 0;
}

void VersionControlEditorPlugin::_commit_message_gui_input(const Ref<InputEvent> &p_event) {
	if (!commit_message->has_focus()) {
		return;
	}
	if (commit_message->get_text().strip_edges().is_empty()) {
		// Do not allow empty commit messages.
		return;
	}
	const Ref<InputEventKey> k = p_event;

	if (k.is_valid() && k->is_pressed()) {
		if (ED_IS_SHORTCUT("version_control/commit", p_event)) {
			if (_is_staging_area_empty()) {
				// Stage all files only when no files were previously staged.
				_move_all(unstaged_files);
			}

			_commit();

			commit_message->accept_event();
		}
	}
}

void VersionControlEditorPlugin::_toggle_vcs_integration(bool p_toggled) {
	if (p_toggled) {
		_initialize_vcs();
	} else {
		shut_down();
	}
}

void VersionControlEditorPlugin::fetch_available_vcs_plugin_names() {
	available_plugins.clear();
	ClassDB::get_direct_inheriters_from_class(EditorVCSInterface::get_class_static(), &available_plugins);
}

void VersionControlEditorPlugin::register_editor() {
	EditorDockManager::get_singleton()->add_control_to_dock(EditorDockManager::DOCK_SLOT_RIGHT_UL, version_commit_dock);

	version_control_dock_button = EditorNode::get_singleton()->add_bottom_panel_item(TTR("Version Control"), version_control_dock);

	_set_vcs_ui_state(true);
}

void VersionControlEditorPlugin::shut_down() {
	if (!EditorVCSInterface::get_singleton()) {
		return;
	}

	if (EditorFileSystem::get_singleton()->is_connected(SNAME("filesystem_changed"), callable_mp(this, &VersionControlEditorPlugin::_refresh_stage_area))) {
		EditorFileSystem::get_singleton()->disconnect(SNAME("filesystem_changed"), callable_mp(this, &VersionControlEditorPlugin::_refresh_stage_area));
	}

	EditorVCSInterface::get_singleton()->shut_down();
	memdelete(EditorVCSInterface::get_singleton());
	EditorVCSInterface::set_singleton(nullptr);

	EditorDockManager::get_singleton()->remove_control_from_dock(version_commit_dock);
	EditorNode::get_singleton()->remove_bottom_panel_item(version_control_dock);

	_set_vcs_ui_state(false);
}

VersionControlEditorPlugin::VersionControlEditorPlugin() {
	singleton = this;

	version_control_actions = memnew(PopupMenu);

	metadata_dialog = memnew(ConfirmationDialog);
	metadata_dialog->set_title(TTR("Create Version Control Metadata"));
	metadata_dialog->set_min_size(Size2(200, 40));
	metadata_dialog->get_ok_button()->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_create_vcs_metadata_files));
	EditorInterface::get_singleton()->get_base_control()->add_child(metadata_dialog);

	VBoxContainer *metadata_vb = memnew(VBoxContainer);
	metadata_dialog->add_child(metadata_vb);

	HBoxContainer *metadata_hb = memnew(HBoxContainer);
	metadata_hb->set_custom_minimum_size(Size2(200, 20));
	metadata_vb->add_child(metadata_hb);

	Label *l = memnew(Label);
	l->set_text(TTR("Create VCS metadata files for:"));
	metadata_hb->add_child(l);

	metadata_selection = memnew(OptionButton);
	metadata_selection->set_custom_minimum_size(Size2(100, 20));
	metadata_selection->add_item("None", (int)EditorVCSInterface::VCSMetadata::NONE);
	metadata_selection->add_item("Git", (int)EditorVCSInterface::VCSMetadata::GIT);
	metadata_selection->select((int)EditorVCSInterface::VCSMetadata::GIT);
	metadata_hb->add_child(metadata_selection);

	l = memnew(Label);
	l->set_text(TTR("Existing VCS metadata files will be overwritten."));
	metadata_vb->add_child(l);

	set_up_dialog = memnew(AcceptDialog);
	set_up_dialog->set_title(TTR("Local Settings"));
	set_up_dialog->set_min_size(Size2(600, 100));
	set_up_dialog->add_cancel_button("Cancel");
	set_up_dialog->set_hide_on_ok(true);
	EditorInterface::get_singleton()->get_base_control()->add_child(set_up_dialog);

	Button *set_up_apply_button = set_up_dialog->get_ok_button();
	set_up_apply_button->set_text(TTR("Apply"));
	set_up_apply_button->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_set_credentials));

	set_up_vbc = memnew(VBoxContainer);
	set_up_vbc->set_alignment(BoxContainer::ALIGNMENT_CENTER);
	set_up_dialog->add_child(set_up_vbc);

	HBoxContainer *set_up_hbc = memnew(HBoxContainer);
	set_up_hbc->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_vbc->add_child(set_up_hbc);

	Label *set_up_vcs_label = memnew(Label);
	set_up_vcs_label->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_vcs_label->set_text(TTR("VCS Provider"));
	set_up_hbc->add_child(set_up_vcs_label);

	set_up_choice = memnew(OptionButton);
	set_up_choice->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_hbc->add_child(set_up_choice);

	HBoxContainer *toggle_vcs_hbc = memnew(HBoxContainer);
	toggle_vcs_hbc->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_vbc->add_child(toggle_vcs_hbc);

	Label *toggle_vcs_label = memnew(Label);
	toggle_vcs_label->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	toggle_vcs_label->set_text(TTR("Connect to VCS"));
	toggle_vcs_hbc->add_child(toggle_vcs_label);

	toggle_vcs_choice = memnew(CheckButton);
	toggle_vcs_choice->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	toggle_vcs_choice->set_pressed_no_signal(false);
	toggle_vcs_choice->connect(SNAME("toggled"), callable_mp(this, &VersionControlEditorPlugin::_toggle_vcs_integration));
	toggle_vcs_hbc->add_child(toggle_vcs_choice);

	set_up_vbc->add_child(memnew(HSeparator));

	set_up_settings_vbc = memnew(VBoxContainer);
	set_up_settings_vbc->set_alignment(BoxContainer::ALIGNMENT_CENTER);
	set_up_vbc->add_child(set_up_settings_vbc);

	Label *remote_login = memnew(Label);
	remote_login->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	remote_login->set_horizontal_alignment(HORIZONTAL_ALIGNMENT_CENTER);
	remote_login->set_text(TTR("Remote Login"));
	set_up_settings_vbc->add_child(remote_login);

	HBoxContainer *set_up_username_input = memnew(HBoxContainer);
	set_up_username_input->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_settings_vbc->add_child(set_up_username_input);

	Label *set_up_username_label = memnew(Label);
	set_up_username_label->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_username_label->set_text(TTR("Username"));
	set_up_username_input->add_child(set_up_username_label);

	set_up_username = memnew(LineEdit);
	set_up_username->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_username->set_text(EDITOR_DEF("version_control/username", ""));
	set_up_username->connect(SNAME("text_changed"), callable_mp(this, &VersionControlEditorPlugin::_update_set_up_warning));
	set_up_username_input->add_child(set_up_username);

	HBoxContainer *set_up_password_input = memnew(HBoxContainer);
	set_up_password_input->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_settings_vbc->add_child(set_up_password_input);

	Label *set_up_password_label = memnew(Label);
	set_up_password_label->set_text(TTR("Password"));
	set_up_password_label->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_password_input->add_child(set_up_password_label);

	set_up_password = memnew(LineEdit);
	set_up_password->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_password->set_secret(true);
	set_up_password->connect(SNAME("text_changed"), callable_mp(this, &VersionControlEditorPlugin::_update_set_up_warning));
	set_up_password_input->add_child(set_up_password);

	const String home_dir = OS::get_singleton()->has_environment("HOME") ? OS::get_singleton()->get_environment("HOME") : OS::get_singleton()->get_system_dir(OS::SYSTEM_DIR_DOCUMENTS);

	HBoxContainer *set_up_ssh_public_key_input = memnew(HBoxContainer);
	set_up_ssh_public_key_input->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_settings_vbc->add_child(set_up_ssh_public_key_input);

	Label *set_up_ssh_public_key_label = memnew(Label);
	set_up_ssh_public_key_label->set_text(TTR("SSH Public Key Path"));
	set_up_ssh_public_key_label->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_ssh_public_key_input->add_child(set_up_ssh_public_key_label);

	HBoxContainer *set_up_ssh_public_key_input_hbc = memnew(HBoxContainer);
	set_up_ssh_public_key_input_hbc->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_ssh_public_key_input->add_child(set_up_ssh_public_key_input_hbc);

	set_up_ssh_public_key_path = memnew(LineEdit);
	set_up_ssh_public_key_path->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_ssh_public_key_path->set_text(EDITOR_DEF("version_control/ssh_public_key_path", ""));
	set_up_ssh_public_key_path->connect(SNAME("text_changed"), callable_mp(this, &VersionControlEditorPlugin::_update_set_up_warning));
	set_up_ssh_public_key_input_hbc->add_child(set_up_ssh_public_key_path);

	set_up_ssh_public_key_file_dialog = memnew(FileDialog);
	set_up_ssh_public_key_file_dialog->set_access(FileDialog::ACCESS_FILESYSTEM);
	set_up_ssh_public_key_file_dialog->set_file_mode(FileDialog::FILE_MODE_OPEN_FILE);
	set_up_ssh_public_key_file_dialog->set_show_hidden_files(true);
	set_up_ssh_public_key_file_dialog->set_current_dir(home_dir);
	set_up_ssh_public_key_file_dialog->connect(SNAME("file_selected"), callable_mp(this, &VersionControlEditorPlugin::_ssh_public_key_selected));
	set_up_ssh_public_key_input_hbc->add_child(set_up_ssh_public_key_file_dialog);

	Button *select_public_path_button = memnew(Button);
	select_public_path_button->set_icon(EditorNode::get_singleton()->get_gui_base()->get_editor_theme_icon("Folder"));
	select_public_path_button->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_popup_file_dialog).bind(set_up_ssh_public_key_file_dialog));
	select_public_path_button->set_tooltip_text(TTR("Select SSH public key path"));
	set_up_ssh_public_key_input_hbc->add_child(select_public_path_button);

	HBoxContainer *set_up_ssh_private_key_input = memnew(HBoxContainer);
	set_up_ssh_private_key_input->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_settings_vbc->add_child(set_up_ssh_private_key_input);

	Label *set_up_ssh_private_key_label = memnew(Label);
	set_up_ssh_private_key_label->set_text(TTR("SSH Private Key Path"));
	set_up_ssh_private_key_label->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_ssh_private_key_input->add_child(set_up_ssh_private_key_label);

	HBoxContainer *set_up_ssh_private_key_input_hbc = memnew(HBoxContainer);
	set_up_ssh_private_key_input_hbc->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_ssh_private_key_input->add_child(set_up_ssh_private_key_input_hbc);

	set_up_ssh_private_key_path = memnew(LineEdit);
	set_up_ssh_private_key_path->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_ssh_private_key_path->set_text(EDITOR_DEF("version_control/ssh_private_key_path", ""));
	set_up_ssh_private_key_path->connect(SNAME("text_changed"), callable_mp(this, &VersionControlEditorPlugin::_update_set_up_warning));
	set_up_ssh_private_key_input_hbc->add_child(set_up_ssh_private_key_path);

	set_up_ssh_private_key_file_dialog = memnew(FileDialog);
	set_up_ssh_private_key_file_dialog->set_access(FileDialog::ACCESS_FILESYSTEM);
	set_up_ssh_private_key_file_dialog->set_file_mode(FileDialog::FILE_MODE_OPEN_FILE);
	set_up_ssh_private_key_file_dialog->set_show_hidden_files(true);
	set_up_ssh_private_key_file_dialog->set_current_dir(home_dir);
	set_up_ssh_private_key_file_dialog->connect("file_selected", callable_mp(this, &VersionControlEditorPlugin::_ssh_private_key_selected));
	set_up_ssh_private_key_input_hbc->add_child(set_up_ssh_private_key_file_dialog);

	Button *select_private_path_button = memnew(Button);
	select_private_path_button->set_icon(EditorNode::get_singleton()->get_gui_base()->get_editor_theme_icon("Folder"));
	select_private_path_button->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_popup_file_dialog).bind(set_up_ssh_private_key_file_dialog));
	select_private_path_button->set_tooltip_text(TTR("Select SSH private key path"));
	set_up_ssh_private_key_input_hbc->add_child(select_private_path_button);

	HBoxContainer *set_up_ssh_passphrase_input = memnew(HBoxContainer);
	set_up_ssh_passphrase_input->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_settings_vbc->add_child(set_up_ssh_passphrase_input);

	Label *set_up_ssh_passphrase_label = memnew(Label);
	set_up_ssh_passphrase_label->set_text(TTR("SSH Passphrase"));
	set_up_ssh_passphrase_label->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_ssh_passphrase_input->add_child(set_up_ssh_passphrase_label);

	set_up_ssh_passphrase = memnew(LineEdit);
	set_up_ssh_passphrase->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_ssh_passphrase->set_secret(true);
	set_up_ssh_passphrase->connect(SNAME("text_changed"), callable_mp(this, &VersionControlEditorPlugin::_update_set_up_warning));
	set_up_ssh_passphrase_input->add_child(set_up_ssh_passphrase);

	set_up_warning_text = memnew(Label);
	set_up_warning_text->set_horizontal_alignment(HORIZONTAL_ALIGNMENT_CENTER);
	set_up_warning_text->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	set_up_settings_vbc->add_child(set_up_warning_text);

	version_commit_dock = memnew(VBoxContainer);
	version_commit_dock->set_visible(false);
	version_commit_dock->set_name(TTR("Commit"));

	VBoxContainer *unstage_area = memnew(VBoxContainer);
	unstage_area->set_v_size_flags(Control::SIZE_EXPAND_FILL);
	unstage_area->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	version_commit_dock->add_child(unstage_area);

	HBoxContainer *unstage_title = memnew(HBoxContainer);
	unstage_area->add_child(unstage_title);

	Label *unstage_label = memnew(Label);
	unstage_label->set_text(TTR("Unstaged Changes"));
	unstage_label->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	unstage_title->add_child(unstage_label);

	refresh_button = memnew(Button);
	refresh_button->set_tooltip_text(TTR("Detect new changes"));
	refresh_button->set_theme_type_variation("FlatButton");
	refresh_button->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Reload"), EditorStringName(EditorIcons)));
	refresh_button->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_refresh_stage_area));
	refresh_button->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_refresh_commit_list));
	refresh_button->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_refresh_branch_list));
	refresh_button->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_refresh_remote_list));
	unstage_title->add_child(refresh_button);

	discard_all_confirm = memnew(AcceptDialog);
	discard_all_confirm->set_title(TTR("Discard all changes"));
	discard_all_confirm->set_min_size(Size2i(400, 50));
	discard_all_confirm->set_text(TTR("This operation is IRREVERSIBLE. Your changes will be deleted FOREVER."));
	discard_all_confirm->set_hide_on_ok(true);
	discard_all_confirm->set_ok_button_text(TTR("Permanentally delete my changes"));
	discard_all_confirm->add_cancel_button();
	version_commit_dock->add_child(discard_all_confirm);

	discard_all_confirm->get_ok_button()->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_discard_all));

	discard_all_button = memnew(Button);
	discard_all_button->set_tooltip_text(TTR("Discard all changes"));
	discard_all_button->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Close"), EditorStringName(EditorIcons)));
	discard_all_button->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_confirm_discard_all));
	discard_all_button->set_theme_type_variation("FlatButton");
	unstage_title->add_child(discard_all_button);

	stage_all_button = memnew(Button);
	stage_all_button->set_theme_type_variation("FlatButton");
	stage_all_button->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("MoveDown"), EditorStringName(EditorIcons)));
	stage_all_button->set_tooltip_text(TTR("Stage all changes"));
	unstage_title->add_child(stage_all_button);

	unstaged_files = memnew(Tree);
	unstaged_files->set_h_size_flags(Tree::SIZE_EXPAND_FILL);
	unstaged_files->set_v_size_flags(Tree::SIZE_EXPAND_FILL);
	unstaged_files->set_select_mode(Tree::SELECT_ROW);
	unstaged_files->connect(SNAME("item_selected"), callable_mp(this, &VersionControlEditorPlugin::_load_diff).bind(unstaged_files));
	unstaged_files->connect(SNAME("item_activated"), callable_mp(this, &VersionControlEditorPlugin::_item_activated).bind(unstaged_files));
	unstaged_files->connect(SNAME("button_clicked"), callable_mp(this, &VersionControlEditorPlugin::_cell_button_pressed));
	unstaged_files->create_item();
	unstaged_files->set_hide_root(true);
	unstage_area->add_child(unstaged_files);

	VBoxContainer *stage_area = memnew(VBoxContainer);
	stage_area->set_v_size_flags(Control::SIZE_EXPAND_FILL);
	stage_area->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	version_commit_dock->add_child(stage_area);

	HBoxContainer *stage_title = memnew(HBoxContainer);
	stage_area->add_child(stage_title);

	Label *stage_label = memnew(Label);
	stage_label->set_text(TTR("Staged Changes"));
	stage_label->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	stage_title->add_child(stage_label);

	unstage_all_button = memnew(Button);
	unstage_all_button->set_theme_type_variation("FlatButton");
	unstage_all_button->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("MoveUp"), EditorStringName(EditorIcons)));
	unstage_all_button->set_tooltip_text(TTR("Unstage all changes"));
	stage_title->add_child(unstage_all_button);

	staged_files = memnew(Tree);
	staged_files->set_h_size_flags(Tree::SIZE_EXPAND_FILL);
	staged_files->set_v_size_flags(Tree::SIZE_EXPAND_FILL);
	staged_files->set_select_mode(Tree::SELECT_ROW);
	staged_files->connect(SNAME("item_selected"), callable_mp(this, &VersionControlEditorPlugin::_load_diff).bind(staged_files));
	staged_files->connect(SNAME("button_clicked"), callable_mp(this, &VersionControlEditorPlugin::_cell_button_pressed));
	staged_files->connect(SNAME("item_activated"), callable_mp(this, &VersionControlEditorPlugin::_item_activated).bind(staged_files));
	staged_files->create_item();
	staged_files->set_hide_root(true);
	stage_area->add_child(staged_files);

	// Editor crashes if bind is null
	unstage_all_button->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_move_all).bind(staged_files));
	stage_all_button->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_move_all).bind(unstaged_files));

	version_commit_dock->add_child(memnew(HSeparator));

	VBoxContainer *commit_area = memnew(VBoxContainer);
	version_commit_dock->add_child(commit_area);

	Label *commit_label = memnew(Label);
	commit_label->set_text(TTR("Commit Message"));
	commit_label->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	commit_area->add_child(commit_label);

	commit_message = memnew(TextEdit);
	commit_message->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	commit_message->set_h_grow_direction(Control::GrowDirection::GROW_DIRECTION_BEGIN);
	commit_message->set_v_grow_direction(Control::GrowDirection::GROW_DIRECTION_END);
	commit_message->set_custom_minimum_size(Size2(200, 100));
	commit_message->set_line_wrapping_mode(TextEdit::LINE_WRAPPING_BOUNDARY);
	commit_message->connect(SNAME("text_changed"), callable_mp(this, &VersionControlEditorPlugin::_update_commit_button));
	commit_message->connect(SNAME("gui_input"), callable_mp(this, &VersionControlEditorPlugin::_commit_message_gui_input));
	commit_area->add_child(commit_message);

	ED_SHORTCUT("version_control/commit", TTR("Commit"), KeyModifierMask::CMD_OR_CTRL | Key::ENTER);

	commit_button = memnew(Button);
	commit_button->set_text(TTR("Commit Changes"));
	commit_button->set_disabled(true);
	commit_button->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_commit));
	commit_area->add_child(commit_button);

	version_commit_dock->add_child(memnew(HSeparator));

	HBoxContainer *commit_list_hbc = memnew(HBoxContainer);
	version_commit_dock->add_child(commit_list_hbc);

	Label *commit_list_label = memnew(Label);
	commit_list_label->set_text(TTR("Commit List"));
	commit_list_label->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	commit_list_hbc->add_child(commit_list_label);

	commit_list_size_button = memnew(OptionButton);
	commit_list_size_button->set_tooltip_text(TTR("Commit list size"));
	commit_list_size_button->add_item("10");
	commit_list_size_button->set_item_metadata(0, 10);
	commit_list_size_button->add_item("20");
	commit_list_size_button->set_item_metadata(1, 20);
	commit_list_size_button->add_item("30");
	commit_list_size_button->set_item_metadata(2, 30);
	commit_list_size_button->connect(SNAME("item_selected"), callable_mp(this, &VersionControlEditorPlugin::_set_commit_list_size));
	commit_list_hbc->add_child(commit_list_size_button);

	commit_list = memnew(Tree);
	commit_list->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	commit_list->set_v_grow_direction(Control::GrowDirection::GROW_DIRECTION_END);
	commit_list->set_custom_minimum_size(Size2(200, 160));
	commit_list->create_item();
	commit_list->set_hide_root(true);
	commit_list->set_select_mode(Tree::SELECT_ROW);
	commit_list->set_columns(2); // Commit msg, author
	commit_list->set_column_custom_minimum_width(0, 40);
	commit_list->set_column_custom_minimum_width(1, 20);
	commit_list->connect(SNAME("item_selected"), callable_mp(this, &VersionControlEditorPlugin::_load_diff).bind(commit_list));
	version_commit_dock->add_child(commit_list);

	version_commit_dock->add_child(memnew(HSeparator));

	HBoxContainer *menu_bar = memnew(HBoxContainer);
	menu_bar->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	menu_bar->set_v_size_flags(Control::SIZE_FILL);
	version_commit_dock->add_child(menu_bar);

	branch_select = memnew(OptionButton);
	branch_select->set_tooltip_text(TTR("Branches"));
	branch_select->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	branch_select->connect(SNAME("item_selected"), callable_mp(this, &VersionControlEditorPlugin::_branch_item_selected));
	branch_select->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_refresh_branch_list));
	menu_bar->add_child(branch_select);

	branch_create_confirm = memnew(AcceptDialog);
	branch_create_confirm->set_title(TTR("Create New Branch"));
	branch_create_confirm->set_min_size(Size2(400, 100));
	branch_create_confirm->set_hide_on_ok(true);
	version_commit_dock->add_child(branch_create_confirm);

	branch_create_ok = branch_create_confirm->get_ok_button();
	branch_create_ok->set_text(TTR("Create"));
	branch_create_ok->set_disabled(true);
	branch_create_ok->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_create_branch));

	branch_remove_confirm = memnew(AcceptDialog);
	branch_remove_confirm->set_title(TTR("Remove Branch"));
	branch_remove_confirm->add_cancel_button();
	version_commit_dock->add_child(branch_remove_confirm);

	Button *branch_remove_ok = branch_remove_confirm->get_ok_button();
	branch_remove_ok->set_text(TTR("Remove"));
	branch_remove_ok->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_remove_branch));

	VBoxContainer *branch_create_vbc = memnew(VBoxContainer);
	branch_create_vbc->set_alignment(BoxContainer::ALIGNMENT_CENTER);
	branch_create_confirm->add_child(branch_create_vbc);

	HBoxContainer *branch_create_hbc = memnew(HBoxContainer);
	branch_create_hbc->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	branch_create_vbc->add_child(branch_create_hbc);

	Label *branch_create_name_label = memnew(Label);
	branch_create_name_label->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	branch_create_name_label->set_text(TTR("Branch Name"));
	branch_create_hbc->add_child(branch_create_name_label);

	branch_create_name_input = memnew(LineEdit);
	branch_create_name_input->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	branch_create_name_input->connect(SNAME("text_changed"), callable_mp(this, &VersionControlEditorPlugin::_update_branch_create_button));
	branch_create_hbc->add_child(branch_create_name_input);

	remote_select = memnew(OptionButton);
	remote_select->set_tooltip_text(TTR("Remotes"));
	remote_select->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	remote_select->connect(SNAME("item_selected"), callable_mp(this, &VersionControlEditorPlugin::_remote_selected));
	remote_select->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_refresh_remote_list));
	menu_bar->add_child(remote_select);

	remote_create_confirm = memnew(AcceptDialog);
	remote_create_confirm->set_title(TTR("Create New Remote"));
	remote_create_confirm->set_min_size(Size2(400, 100));
	remote_create_confirm->set_hide_on_ok(true);
	version_commit_dock->add_child(remote_create_confirm);

	remote_create_ok = remote_create_confirm->get_ok_button();
	remote_create_ok->set_text(TTR("Create"));
	remote_create_ok->set_disabled(true);
	remote_create_ok->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_create_remote));

	remote_remove_confirm = memnew(AcceptDialog);
	remote_remove_confirm->set_title(TTR("Remove Remote"));
	remote_remove_confirm->add_cancel_button();
	version_commit_dock->add_child(remote_remove_confirm);

	Button *remote_remove_ok = remote_remove_confirm->get_ok_button();
	remote_remove_ok->set_text(TTR("Remove"));
	remote_remove_ok->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_remove_remote));

	VBoxContainer *remote_create_vbc = memnew(VBoxContainer);
	remote_create_vbc->set_alignment(BoxContainer::ALIGNMENT_CENTER);
	remote_create_confirm->add_child(remote_create_vbc);

	HBoxContainer *remote_create_name_hbc = memnew(HBoxContainer);
	remote_create_name_hbc->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	remote_create_vbc->add_child(remote_create_name_hbc);

	Label *remote_create_name_label = memnew(Label);
	remote_create_name_label->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	remote_create_name_label->set_text(TTR("Remote Name"));
	remote_create_name_hbc->add_child(remote_create_name_label);

	remote_create_name_input = memnew(LineEdit);
	remote_create_name_input->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	remote_create_name_input->connect(SNAME("text_changed"), callable_mp(this, &VersionControlEditorPlugin::_update_remote_create_button));
	remote_create_name_hbc->add_child(remote_create_name_input);

	HBoxContainer *remote_create_hbc = memnew(HBoxContainer);
	remote_create_hbc->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	remote_create_vbc->add_child(remote_create_hbc);

	Label *remote_create_url_label = memnew(Label);
	remote_create_url_label->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	remote_create_url_label->set_text(TTR("Remote URL"));
	remote_create_hbc->add_child(remote_create_url_label);

	remote_create_url_input = memnew(LineEdit);
	remote_create_url_input->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	remote_create_url_input->connect(SNAME("text_changed"), callable_mp(this, &VersionControlEditorPlugin::_update_remote_create_button));
	remote_create_hbc->add_child(remote_create_url_input);

	fetch_button = memnew(Button);
	fetch_button->set_theme_type_variation("FlatButton");
	fetch_button->set_tooltip_text(TTR("Fetch"));
	fetch_button->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Reload"), EditorStringName(EditorIcons)));
	fetch_button->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_fetch));
	menu_bar->add_child(fetch_button);

	pull_button = memnew(Button);
	pull_button->set_theme_type_variation("FlatButton");
	pull_button->set_tooltip_text(TTR("Pull"));
	pull_button->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("MoveDown"), EditorStringName(EditorIcons)));
	pull_button->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_pull));
	menu_bar->add_child(pull_button);

	push_button = memnew(Button);
	push_button->set_theme_type_variation("FlatButton");
	push_button->set_tooltip_text(TTR("Push"));
	push_button->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("MoveUp"), EditorStringName(EditorIcons)));
	push_button->connect(SNAME("pressed"), callable_mp(this, &VersionControlEditorPlugin::_push));
	menu_bar->add_child(push_button);

	extra_options = memnew(MenuButton);
	extra_options->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("GuiTabMenuHl"), EditorStringName(EditorIcons)));
	extra_options->get_popup()->connect(SNAME("about_to_popup"), callable_mp(this, &VersionControlEditorPlugin::_update_extra_options));
	extra_options->get_popup()->connect(SNAME("id_pressed"), callable_mp(this, &VersionControlEditorPlugin::_extra_option_selected));
	menu_bar->add_child(extra_options);

	extra_options->get_popup()->add_item(TTR("Force Push"), EXTRA_OPTION_FORCE_PUSH);
	extra_options->get_popup()->add_separator();
	extra_options->get_popup()->add_item(TTR("Create New Branch"), EXTRA_OPTION_CREATE_BRANCH);

	extra_options_remove_branch_list = memnew(PopupMenu);
	extra_options_remove_branch_list->connect(SNAME("id_pressed"), callable_mp(this, &VersionControlEditorPlugin::_popup_branch_remove_confirm));
	extra_options->get_popup()->add_submenu_node_item(TTR("Remove Branch"), extra_options_remove_branch_list);

	extra_options->get_popup()->add_separator();
	extra_options->get_popup()->add_item(TTR("Create New Remote"), EXTRA_OPTION_CREATE_REMOTE);

	extra_options_remove_remote_list = memnew(PopupMenu);
	extra_options_remove_remote_list->connect(SNAME("id_pressed"), callable_mp(this, &VersionControlEditorPlugin::_popup_remote_remove_confirm));
	extra_options->get_popup()->add_submenu_node_item(TTR("Remove Remote"), extra_options_remove_remote_list);

	change_type_to_strings[EditorVCSInterface::CHANGE_TYPE_NEW] = TTR("New");
	change_type_to_strings[EditorVCSInterface::CHANGE_TYPE_MODIFIED] = TTR("Modified");
	change_type_to_strings[EditorVCSInterface::CHANGE_TYPE_RENAMED] = TTR("Renamed");
	change_type_to_strings[EditorVCSInterface::CHANGE_TYPE_DELETED] = TTR("Deleted");
	change_type_to_strings[EditorVCSInterface::CHANGE_TYPE_TYPECHANGE] = TTR("Typechange");
	change_type_to_strings[EditorVCSInterface::CHANGE_TYPE_UNMERGED] = TTR("Unmerged");

	change_type_to_color[EditorVCSInterface::CHANGE_TYPE_NEW] = EditorNode::get_singleton()->get_editor_theme()->get_color(SNAME("success_color"), EditorStringName(Editor));
	change_type_to_color[EditorVCSInterface::CHANGE_TYPE_MODIFIED] = EditorNode::get_singleton()->get_editor_theme()->get_color(SNAME("warning_color"), EditorStringName(Editor));
	change_type_to_color[EditorVCSInterface::CHANGE_TYPE_RENAMED] = EditorNode::get_singleton()->get_editor_theme()->get_color(SNAME("warning_color"), EditorStringName(Editor));
	change_type_to_color[EditorVCSInterface::CHANGE_TYPE_DELETED] = EditorNode::get_singleton()->get_editor_theme()->get_color(SNAME("error_color"), EditorStringName(Editor));
	change_type_to_color[EditorVCSInterface::CHANGE_TYPE_TYPECHANGE] = EditorNode::get_singleton()->get_editor_theme()->get_color(SNAME("font_color"), EditorStringName(Editor));
	change_type_to_color[EditorVCSInterface::CHANGE_TYPE_UNMERGED] = EditorNode::get_singleton()->get_editor_theme()->get_color(SNAME("warning_color"), EditorStringName(Editor));

	change_type_to_icon[EditorVCSInterface::CHANGE_TYPE_NEW] = EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("StatusSuccess"), EditorStringName(EditorIcons));
	change_type_to_icon[EditorVCSInterface::CHANGE_TYPE_MODIFIED] = EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("StatusWarning"), EditorStringName(EditorIcons));
	change_type_to_icon[EditorVCSInterface::CHANGE_TYPE_RENAMED] = EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("StatusWarning"), EditorStringName(EditorIcons));
	change_type_to_icon[EditorVCSInterface::CHANGE_TYPE_TYPECHANGE] = EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("StatusWarning"), EditorStringName(EditorIcons));
	change_type_to_icon[EditorVCSInterface::CHANGE_TYPE_DELETED] = EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("StatusError"), EditorStringName(EditorIcons));
	change_type_to_icon[EditorVCSInterface::CHANGE_TYPE_UNMERGED] = EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("StatusWarning"), EditorStringName(EditorIcons));

	version_control_dock = memnew(VBoxContainer);
	version_control_dock->set_v_size_flags(Control::SIZE_EXPAND_FILL);
	version_control_dock->set_custom_minimum_size(Size2(0, 300) * EDSCALE);
	version_control_dock->hide();

	HBoxContainer *diff_heading = memnew(HBoxContainer);
	diff_heading->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	diff_heading->set_tooltip_text(TTR("View file diffs before committing them to the latest version"));
	version_control_dock->add_child(diff_heading);

	diff_title = memnew(Label);
	diff_title->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	diff_heading->add_child(diff_title);

	Label *view = memnew(Label);
	view->set_text(TTR("View:"));
	diff_heading->add_child(view);

	diff_view_type_select = memnew(OptionButton);
	diff_view_type_select->add_item(TTR("Split"), DIFF_VIEW_TYPE_SPLIT);
	diff_view_type_select->add_item(TTR("Unified"), DIFF_VIEW_TYPE_UNIFIED);
	diff_view_type_select->connect(SNAME("item_selected"), callable_mp(this, &VersionControlEditorPlugin::_display_diff));
	diff_heading->add_child(diff_view_type_select);

	diff = memnew(RichTextLabel);
	diff->set_h_size_flags(TextEdit::SIZE_EXPAND_FILL);
	diff->set_v_size_flags(TextEdit::SIZE_EXPAND_FILL);
	diff->set_use_bbcode(true);
	diff->set_selection_enabled(true);
	diff->set_context_menu_enabled(true);
	version_control_dock->add_child(diff);

	_update_set_up_warning("");
}

VersionControlEditorPlugin::~VersionControlEditorPlugin() {
	shut_down();
	memdelete(version_commit_dock);
	memdelete(version_control_dock);
	memdelete(version_control_actions);
}