-- CameraLoader = require 'lib/camera'

local ui = require "lib.ui.core"
local character = require "lib/character/character"
require "lib/tree"


function love.conf(t)
    t.console = true
end

local width = 30
local height = 30
function love.load()
    character.spawn("Hero", "warrior", Tree.assets.files.sprites.character)

    Grass = Tree.assets.files.tiles.grass.atlas
    Gr1 = love.graphics.newQuad(0, 32, 32, 32, Grass)
    Tilemap = {}
    for y = 0, height - 1 do
        Tilemap[y] = {}
        for x = 0, width - 1 do
            Tilemap[y][x] = love.graphics.newQuad(math.random(0, 7) * 32, math.random(0, 7) * 32, 32, 32, Grass)
        end
    end

    Widgets = ui.Root {
        child =
            ui.Column {
                children = {
                    ui.Row {
                        gap = 8,
                        children = {
                            ui.Rectangle { size = Vec3 { 100, 100 }, color = { 0, 0, 1 } },
                            ui.Rectangle { size = Vec3 { 200, 100 }, color = { 1, 0, 0 } },
                            ui.Padding { padding = { left = 10, right = 10 }, child = ui.Rectangle { size = Vec3 { 100, 150 }, color = { 0, 1, 0 } } },
                            ui.Rectangle { size = Vec3 { 100, 100 }, color = { 1, 1, 0 } },
                        }
                    },
                    ui.Expanded {},
                    ui.Row {
                        gap = 8,
                        children = {
                            ui.Rectangle { size = Vec3 { 100, 100 }, color = { 0, 0, 1 } },
                            ui.Rectangle { size = Vec3 { 200, 100 }, color = { 1, 0, 0 } },
                            ui.Expanded { flex = 1, child = ui.Rectangle { size = Vec3 { 100, 150 }, color = { 0, 1, 0 } } },
                            ui.Rectangle { size = Vec3 { 100, 100 }, color = { 1, 1, 0 } },
                        }
                    },
                }
            }

    }

    -- PlayerFaction.characters = { Hero1, Hero2 }
    love.window.setMode(1080, 720, { resizable = true, msaa = 4, vsync = true })
end

local lt = "0"
function love.update(dt)
    local t1 = love.timer.getTime()
    Tree.controls:poll()
    Tree.panning:update(dt)
    Tree.level:update(dt)
    Tree.controls:cache()

    Widgets:update(dt)
    local t2 = love.timer.getTime()
    lt = string.format("%.3f", (t2 - t1) * 1000)
end

local function coverTransform(img, containerW, containerH)
    local iw, ih = img:getWidth(), img:getHeight()
    local scale = math.max(containerW / iw, containerH / ih)
    local sw, sh = iw * scale, ih * scale
    local offsetX = (containerW - sw) * 0.5
    local offsetY = (containerH - sh) * 0.5
    return scale, offsetX, offsetY, sw, sh
end

local dt = "0"
function love.draw()
    local t1 = love.timer.getTime()
    local scale, ox, oy = coverTransform(Tree.assets.files.cats, love.graphics.getWidth(), love.graphics.getHeight())

    love.graphics.push()
    love.graphics.translate(ox, oy)
    love.graphics.scale(scale, scale)
    love.graphics.draw(Tree.assets.files.cats, 0, 0)
    love.graphics.pop()

    Tree.level.camera:attach()
    for y = 0, height - 1 do
        for x = 0, width - 1 do
            love.graphics.draw(Grass, Tilemap[x][y], x, y,
                nil, 1 / 32, 1 / 32)
        end
    end

    --- Это отрисовка пути персонажа к мышке
    if Tree.level.selector.id then
        local charPos = Tree.level.characters[Tree.level.selector.id].logic.mapLogic.position:floor()
        --- @type Vec3
        local mpos = Tree.level.camera:toWorldPosition(Vec3 { love.mouse.getX(), love.mouse.getY() }):floor()
        local path = (require "lib.pathfinder")(charPos, mpos)

        love.graphics.setColor(0.6, 0.75, 0.5)
        for p in path:values() do
            love.graphics.circle("fill", p.x + 0.45, p.y + 0.45, 0.1)
        end
        love.graphics.setColor(1, 1, 1)
    end

    Tree.level:draw()
    Tree.level.camera:detach()

    Widgets:draw()
    love.graphics.setColor(1, 1, 1)

    local stats = "fps: " .. love.timer.getFPS() .. " lt: " .. lt .. " dt: " .. dt
    love.graphics.print(stats, 10, 10)

    local t2 = love.timer.getTime()
    dt = string.format("%.3f", (t2 - t1) * 1000)
end