-- Cat Haven - Test Helper
-- LOVR API mocks and test utilities

local mocks = {}

-- Mock LOVR graphics API
mocks.lovr = {
  graphics = {
    newImage = function(pixels, width, height, options)
      return { type = 'image', pixels = pixels, width = width, height = height }
    end,
    newTexture = function(image)
      return { type = 'texture', image = image }
    end,
    newMesh = function(vertices, indices, mode)
      return { type = 'mesh', vertices = vertices, indices = indices, mode = mode }
    end,
    newMaterial = function(texture)
      return { type = 'material', texture = texture }
    end,
    newModel = function(mesh)
      return { type = 'model', mesh = mesh }
    end,
    box = function(mode, x, y, z, w, h, d, color, thickness)
      return { type = 'box', mode = mode, x = x, y = y, z = z, w = w, h = h, d = d, color = color }
    end,
    text = function(text, x, y, z, size, color, align)
      return { type = 'text', text = text, x = x, y = y, z = z, size = size, color = color, align = align }
    end
  },
  audio = {
    newSource = function(data, bufferType, sampleRate, channels)
      return {
        type = 'source',
        data = data,
        bufferType = bufferType,
        sampleRate = sampleRate,
        channels = channels,
        spatial = false,
        looping = false,
        volume = 1.0,
        position = { 0, 0, 0 },
        rolloff = 1.0,
        maxDistance = 10.0
      }
    end
  },
  system = {
    getWindowDimensions = function()
      return 1280, 720
    end,
    getMousePosition = function()
      return 640, 360
    end
  },
  headset = {
    isDown = function(button)
      return false
    end
  },
  filesystem = {
    newFile = function(filename, mode)
      return {
        filename = filename,
        mode = mode,
        content = '',
        write = function(self, data)
          self.content = self.content .. data
        end,
        read = function(self, spec)
          if spec == '*a' then return self.content end
        end,
        close = function(self)
        end
      }
    end
  },
  data = {
    newImage = function(pixels, width, height, options)
      return { type = 'image', pixels = pixels, width = width, height = height }
    end,
    newModelData = function()
      return { type = 'modeldata' }
    end
  }
}

-- Mock LOVR filesystem for save/load tests
mocks.setupFilesystem = function(saveData)
  local originalNewFile = mocks.lovr.filesystem.newFile
  mocks.lovr.filesystem.newFile = function(filename, mode)
    if filename == 'savegame.json' then
      if mode == 'w' then
        return {
          filename = filename,
          mode = mode,
          content = '',
          write = function(self, data)
            self.content = data
          end,
          read = function(self, spec)
            return saveData or ''
          end,
          close = function(self)
          end
        }
      elseif mode == 'r' then
        return {
          filename = filename,
          mode = mode,
          content = saveData or '',
          write = function(self, data)
          end,
          read = function(self, spec)
            if spec == '*a' then return self.content end
          end,
          close = function(self)
          end
        }
      end
    end
    return originalNewFile(filename, mode)
  end
end

-- Reset mocks
mocks.reset = function()
  mocks.lovr.filesystem.newFile = function(filename, mode)
    return {
      filename = filename,
      mode = mode,
      content = '',
      write = function(self, data)
        self.content = self.content .. data
      end,
      read = function(self, spec)
        if spec == '*a' then return self.content end
      end,
      close = function(self)
      end
    }
  end
end

-- Test utilities
local utils = {}

utils.assertDeepEqual = function(actual, expected, msg)
  if type(actual) ~= 'table' or type(expected) ~= 'table' then
    assert(actual == expected, msg or 'Values not equal')
    return
  end
  
  for k, v in pairs(actual) do
    if type(v) == 'table' then
      utils.assertDeepEqual(v, expected[k], msg .. ': table[' .. k .. ']')
    else
      assert(v == expected[k], msg .. ': field[' .. k .. '] expected ' .. tostring(expected[k]) .. ', got ' .. tostring(v))
    end
  end
  
  for k, v in pairs(expected) do
    if actual[k] == nil then
      assert(false, msg .. ': missing field[' .. k .. ']')
    end
  end
end

utils.createMockPass = function()
  return {
    box = function(mode, x, y, z, w, h, d, color, thickness)
      return { mode = mode, x = x, y = y, z = z, w = w, h = h, d = d, color = color }
    end,
    text = function(text, x, y, z, size, color, align)
      return { text = text, x = x, y = y, z = z, size = size, color = color, align = align }
    end
  }
end

utils.createMockCat = function(overrides)
  return {
    id = overrides.id or 1,
    name = overrides.name or 'Test Cat',
    personality = overrides.personality or { id = 'social', color = { 0.9, 0.6, 0.7 } },
    position = overrides.position or { x = 0, y = 0, z = 0 },
    targetPosition = overrides.targetPosition,
    state = overrides.state or 'idle',
    mood = overrides.mood or 0.8,
    needs = overrides.needs or { comfort = 0.7, social = 0.7, hunger = 0.7, fun = 0.7 },
    favoriteSpots = overrides.favoriteSpots or {},
    history = overrides.history or { arrivals = 1, departures = 0, totalHappiness = 0 },
    animationTime = overrides.animationTime or 0,
    isSleeping = overrides.isSleeping or false,
    sleepTimer = overrides.sleepTimer or 0,
    update = function(self, dt) end,
    updateNeeds = function(self) end,
    serialize = function(self)
      return {
        id = self.id,
        name = self.name,
        personalityId = self.personality.id,
        position = self.position,
        state = self.state,
        mood = self.mood,
        needs = self.needs,
        favoriteSpots = self.favoriteSpots,
        history = self.history,
        isSleeping = self.isSleeping
      }
    end
  }
end

utils.createMockFurniture = function(overrides)
  return {
    type = overrides.type or { id = 'bed', name = 'Cozy Bed', baseHappiness = 0.7, comfortBonus = 0.6, socialBonus = 0.1, funBonus = 0.1, maxOccupants = 2, color = { 0.8, 0.6, 0.7 }, size = { 1, 0.3, 1 } },
    position = overrides.position or { x = 0, y = 0, z = 0 },
    state = overrides.state or 'placed',
    upgradeLevel = overrides.upgradeLevel or 1,
    occupant = overrides.occupant,
    happinessContribution = overrides.happinessContribution or 0.7,
    upgrade = function(self)
      if self.upgradeLevel < 3 then
        self.upgradeLevel = self.upgradeLevel + 1
        self.happinessContribution = self.type.baseHappiness * self.upgradeLevel * 0.8
        return true
      end
      return false
    end,
    serialize = function(self)
      return {
        typeId = self.type.id,
        position = self.position,
        state = self.state,
        upgradeLevel = self.upgradeLevel,
        occupant = self.occupant and self.occupant.id or nil,
        happinessContribution = self.happinessContribution
      }
    end
  }
end

return { mocks = mocks, utils = utils }