using System;
using System.Collections.Generic;
namespace FF8
{
    public sealed class ScriptFormatterContext : IScriptFormatterContext
    {
        private Sym.GameObjects _symbols;
        private IReadOnlyList<String> _messages;

        public void GetObjectScriptNamesById(Int32 id, out String objectName, out String scriptName)
        {
            if (_symbols != null && _symbols.FindByLabel(id, out var obj, out scriptName))
            {
                objectName = obj.Name;
                return;
            }

            objectName = $"ObjectId_{id:D2}";
            scriptName = $"Script_{id:D2}";
        }

        public String GetObjectNameByIndex(Int32 index)
        {
            String objectName = String.Empty;
            if (_symbols != null)
                objectName = _symbols.GetObjectOrDefault(index, defaultValue: String.Empty).Name;

            if (String.IsNullOrEmpty(objectName))
                return $"ObjectIndex_{index:D2}";

            return objectName;
        }

        public String GetMessage(Int32 messageIndex)
        {
            if (messageIndex < _messages.Count)
                return _messages[messageIndex];

            return $"INVALID MESSAGE {messageIndex:D3}";
        }

        public void SetSymbols(Sym.GameObjects symbols)
        {
            _symbols = symbols;
        }

        public void SetMessages(IReadOnlyList<String> messages)
        {
            _messages = messages;
        }
    }
}