local anim8 = require "lib.utils.anim8"

--- Скорость между кадрами в анимации
local ANIMATION_SPEED = 0.1

--- @class Animation
--- @field animationTable table<string, table>
local animation = {}

local function new(id, spriteDir)
    local anim = {
        animationTable = {}
    }

    local animationGrid = {}
    -- n: name; i: image
    for n, i in pairs(spriteDir) do
        local aGrid = anim8.newGrid(96, 64, i:getWidth(), i:getHeight())
        local tiles = '1-' .. math.ceil(i:getWidth() / 96)
        animationGrid[n] = aGrid(tiles, 1)
    end

    anim.state = "idle"

    anim.animationTable.idle = anim8.newAnimation(animationGrid["idle"], ANIMATION_SPEED)
    anim.animationTable.run = anim8.newAnimation(animationGrid["run"], ANIMATION_SPEED)
    anim.animationTable.attack = anim8.newAnimation(animationGrid["attack"], ANIMATION_SPEED, function()
        anim.state = "idle"
    end)
    anim.animationTable.hurt = anim8.newAnimation(animationGrid["hurt"], ANIMATION_SPEED, function()
        anim.state = "idle"
    end)

    return setmetatable(anim, animation)
end

function animation:getState()
    return self.state
end

--- @param state State
function animation:setState(state)
    self.state = state
end

return { new = new }