Game = class()

function Game:load(user, options, info)
  self.options = options

  if self.options.textureSmoothing then
    data.media.graphics.juju:setMipmapFilter('linear', 1)
    data.media.graphics.map.forest:setMipmapFilter('linear', 1)
    data.media.graphics.map.forestSpirit:setMipmapFilter('linear', 1)
    data.media.graphics.atlas.hud:setMipmapFilter('linear', 1)
    data.media.graphics.hud.population:setMipmapFilter('linear', 1)
    data.media.graphics.hud.clockBlue:setMipmapFilter('linear', 1)
    data.media.graphics.hud.clockBronze:setMipmapFilter('linear', 1)
    data.media.graphics.hud.clockSilver:setMipmapFilter('linear', 1)
    data.media.graphics.hud.clockGold:setMipmapFilter('linear', 1)
  end

  self.user = user
  self.id = 1
  self.mode = info.mode
  self.biome = info.biome

  self.paused = false
  self.ded = false
  self.timer = 0

  self.event = Event()
  self.view = View()
  self.map = Map()
  self.players = Players()
  self.player = ctx.players:add(1)
  self.shrujus = Shrujus()
  self.hud = Hud()
  self.upgrades = Upgrades
  self.shrines = Manager()
  self.shrine = self.shrines:add(Shrine, {x = ctx.map.width / 2, team = 1})
  self.units = Units()
  self.spells = Spells()
  self.particles = Particles()
  self.target = Target()
  self.sound = Sound(self.options)
  self.effects = Effects()
  self.jujus = Jujus()
  self.achievements = Achievements(self.user)

  self.tutorial = Tutorial(info.tutorial, info.destination)

  Upgrades.clear()

  self.event:on('shrine.dead', function(data)
    self.youlose = ctx.sound:play('youlose')
    ctx.sound:play('death')
    self.ded = true
    self:distribute()
  end)

  self.backgroundSound = self.sound:loop(self.biome)
  love.keyboard.setKeyRepeat(false)

  if self.options.mute then self.sound:mute() end
end

function Game:update()
  if self.hud.upgrades.active or self.paused or self.ded then
    self.hud:update()
    if self.ded and self.effects:get('deathblur') then self.effects:get('deathblur'):update() end
    self.players:paused()
    self.units:paused()
    self.spells:paused()
    self.particles:update()
    self.tutorial:update()
    return
  end

  self.timer = self.timer + 1
  ls.framerate = self.options.powersave and (love.system.getPowerInfo() == 'battery' and 30 or 60) or -1

  self.players:update()
  self.units:update()
  self.shrines:update()
  self.jujus:update()
  self.spells:update()
  self.map:update()
  self.view:update()
  self.hud:update()
  self.effects:update()
  self.shrujus:update()
  self.tutorial:update()
end

function Game:unload()
  self.backgroundSound:stop()
  if self.youlose then self.youlose:stop() end
end

function Game:draw()
  self.view:draw()
end

function Game:resize()
  self.hud:resize()
  self.view:resize()
  self.effects:resize()
end

function Game:keypressed(key)
  if not self.ded then
    if key == 'p' or (key == 'escape' and not self.hud:menuActive()) then self.paused = not self.paused
    elseif key == 'm' then
      -- self.options.mute = not self.options.mute
      self.sound:mute()
    end
  end
  self.hud:keypressed(key)
  self.players:keypressed(key)
  self.tutorial:keypressed(key)
end

function Game:keyreleased(...)
  self.hud:keyreleased(...)
end

function Game:mousepressed(...)
  self.hud:mousepressed(...)
end

function Game:mousereleased(...)
  self.hud:mousereleased(...)
end

function Game:mousemoved(...)
  self.hud:mousemoved(...)
end

function Game:gamepadpressed(gamepad, button)
  print('Game:gamepadpressed', gamepad, button)
  if button == 'start' or button == 'guide' then self.paused = not self.paused end
  self.hud:gamepadpressed(gamepad, button)
  self.players:gamepadpressed(gamepad, button)
end

function Game:gamepadaxis(...)
  self.players:gamepadaxis(...)
end

function Game:distribute()

  local function tableRandom(t)
    return t[love.math.random(1, #t)]
  end

  -- So the hud can draw them
  self.rewards = {runes = {}, medals = {}, minions = {}, hats = {}, highscore = false}

  local time = math.floor(self.timer * ls.tickrate)

  if self.mode == 'campaign' then
    local bronze = time >= config.medals.bronze
    local silver = time >= config.medals.silver
    local gold = time >= config.medals.gold

    -- Distribute medals
    if bronze and not ctx.user.campaign.medals[self.biome].bronze then
      table.insert(self.rewards.medals, 'bronze')
      self.user.campaign.medals[self.biome].bronze = true
    end

    if silver and not ctx.user.campaign.medals[self.biome].silver then
      local nextMinions = {forest = 'xuju', cavern = 'kuju', tundra = 'thuju'}
      if nextMinions[self.biome] then
        table.insert(self.rewards.minions, nextMinions[self.biome])
      end
      table.insert(self.rewards.medals, 'silver')
      self.user.campaign.medals[self.biome].silver = true
    end

    if gold and not ctx.user.campaign.medals[self.biome].gold then
      table.insert(self.rewards.medals, 'gold')
      self.user.campaign.medals[self.biome].gold = true

      local hatPool = table.copy(config.hats)
      for i = 1, #config.hats do
        local index = love.math.random(1, #hatPool)
        if table.has(self.user.hats, hatPool[index]) then
          table.remove(hatPool, i)
        else
          local hat = hatPool[index]
          table.insert(self.rewards.hats, hat)
          table.insert(self.user.hats, hat)
          self.user.campaign.hatHistory[self.biome] = hat
          break
        end

        if #hatPool == 0 then break end
      end
    end

    -- Distribute runes
    local runeCount = 0
    if bronze then runeCount = runeCount + 1 end
    if silver and love.math.random() < .3 then runeCount = runeCount + 1 end
    if gold and love.math.random() < .2 then runeCount = runeCount + 1 end

    for i = 1, runeCount do

      -- Basics
      local rune = {}
      local maxLevel = config.runes.maxLevels[self.biome]
      local mu = 0
      if gold then mu = maxLevel
      elseif silver then mu = maxLevel * .8
      elseif bronze then mu = maxLevel * .5 end

      local runeLevel = math.clamp(love.math.randomNormal(10, mu), 1, 100)

      -- Generate prefix
      local prefixes = config.runes.prefixes
      local prefixLevel = math.clamp(runeLevel + love.math.random(-4, 4), 0, 100)
      local prefix = prefixes[1 + math.round((prefixLevel / 100) * (#prefixes - 1))]
      rune.name = prefix .. ' Rune'

      -- Generate bonuses
      local r = love.math.random()
      if r < .33 then

        -- Attributes
        rune.attributes = {}
        local attribute = tableRandom(config.attributes.list)
        local attributeLevels = math.max(math.round((runeLevel / 100) * 8), 1)
        local attributeLevelsDistributed = 0
        local attributesDistributed = {attribute}
        while attributeLevelsDistributed < attributeLevels do
          local amount = love.math.random(1, attributeLevels - attributeLevelsDistributed)
          rune.attributes[attribute] = (rune.attributes[attribute] or 0) + amount
          attributeLevelsDistributed = attributeLevelsDistributed + amount
          if #attributesDistributed < 2 and love.math.random() < .4 then
            attribute = tableRandom(config.attributes.list)
            if not table.has(attributesDistributed, attribute) then
              table.insert(attributesDistributed, attribute)
            end
          end
        end

        table.sort(attributesDistributed)
        rune.name = rune.name .. ' of ' .. tableRandom(config.runes.suffixes.attributes[table.concat(attributesDistributed)])
      elseif r < .67 then

        -- Stat bonuses
        local stats = config.runes.stats
        local stat = stats[love.math.random(1, #stats)]
        local min, max = unpack(config.runes.statRanges[stat])
        local mu, sigma = math.lerp(min, max, runeLevel / 100), (max - min) / 10
        local amount = math.clamp(love.math.randomNormal(sigma, mu), min, max)
        rune.stats = {[stat] = amount}

        rune.name = rune.name .. ' of ' .. tableRandom(config.runes.suffixes.stats[stat])
      else

        -- Ability bonuses
        local unit = tableRandom(table.keys(config.runes.abilities))
        if self.mode == 'campaign' and love.math.random() < .5 then unit = config.biomes[ctx.biome].minion end
        local ability = tableRandom(table.keys(config.runes.abilities[unit]))
        local stat = tableRandom(table.keys(config.runes.abilities[unit][ability]))
        local min, max = unpack(config.runes.abilities[unit][ability][stat])
        local mu, sigma = math.lerp(min, max, runeLevel / 100), (max - min) / 10
        local amount = math.clamp(love.math.randomNormal(sigma, mu), min, max)
        rune.unit = unit
        rune.abilities = {[ability] = {[stat] = amount}}

        rune.name = rune.name .. ' of ' .. tableRandom(config.runes.suffixes.abilities[ability])
      end

      -- Generate appearance
      rune.color = tableRandom(table.keys(config.runes.colors))
      rune.image = love.math.random(1, config.runes.imageCount)
      rune.background = runeLevel < 30 and 'broken' or 'normal'

      -- Add to account
      if table.count(ctx.user.runes.stash) < 32 then
        for i = 1, 32 do
          if not self.user.runes.stash[i] then
            self.user.runes.stash[i] = rune
            table.insert(self.rewards.runes, rune)
            break
          end
        end
      end
    end
  end

  -- Calculate highscores
  if self.mode == 'survival' and time > self.user.survival.bestTime then
    self.user.survival.bestTime = time
    self.rewards.highscore = true
  end

  saveUser(self.user)
end