local Height = 0
local Width = 0

local myMath = require("source.modules.math")
local myTypes = require("source.modules.types")
local conductor = require("source.modules.conductor")
local json = require("source.modules.json")
local files = require("source.modules.files")
local logger = require("source.modules.logging")
local socket = require("socket")
local logging= require("source.modules.logging")

local newVector2 = myTypes.Vector2(10, 10)

local startTime = 0

local songName = "stress"
local songDifficulty = "hard"

local chartString = files.read_file(string.format("charts/%s/%s-%s.json", songName, songName, songDifficulty))

if not chartString then
    error("Chart couldn't be loaded!")
end
local chart = json.parse(chartString).song

local inst = love.audio.newSource(string.format("songs/%s/Inst.ogg", chart.song), "stream")
local voices = love.audio.newSource(string.format("songs/%s/Voices.ogg", chart.song), "stream")
local miss = love.audio.newSource("sounds/missnote1.ogg", "static")

conductor:setBpm(chart.bpm)
conductor:mapBpmChanges(chart)

local step = 0
local beat = 0

local graphics = {
}

function loadGraphic(graphic)
    if graphic.graphics == love.graphics.newImage then
        graphic.loaded = love.graphics.newImage(graphic.path)
    end

    if graphic.children then
        for index, graphicChild in next, graphic.children do
            loadGraphic(graphicChild)
        end
    end
 end

local playing = false

local characters = {}
local stage = json.parse(files.read_file("stages/stage.json"))
local unspawnedNotes = {}
local notes = {}

local directions = {
    "LEFT",
    "DOWN",
    "UP",
    "RIGHT"
}

function love.load()

    characters.bf = myTypes.character("bf")
    characters.bf.stagePosition = myTypes.Vector2(stage.boyfriend[1], stage.boyfriend[2])

    for index, section in next, chart.notes do
        for index, note in next, section.sectionNotes do
            local newNote = myTypes.note(note, section.mustHitSection)
            table.insert(unspawnedNotes, newNote)
        end
    end

    for i = 0, 3 do
        local receptor = myTypes.Rect("sprites/NOTE_assets.png", "sprites/NOTE_assets.json")
        receptor:Frame("arrow"..directions[i+1], 0)

        receptor.position = myTypes.Vector2(100 + (65 * i), 0)
    end

    inst:play()
    voices:play()

    startTime = socket.gettime()

    playing = true
end

local function checkNote(dir)
    for index, note in next, notes do
        if note.position - conductor.songPosition < 200 then
            if note.mustPress and not note.pressed and note.direction == dir then
                characters.bf:PlayAnimation("sing"..directions[note.direction])
                note.pressed = true
                table.remove(notes, index)
                note:destroy()
            end
        end
    end
end

function love.update(dt)
    if not playing then return end

    local currentTime = socket.gettime()

    local elapsed = math.floor((currentTime - startTime) * 1000)

    conductor.songPosition = elapsed

    local oldStep = step
    local oldBeat = beat

    step = conductor:getStepRounded(elapsed)
    beat = conductor:getBeatRounded(elapsed)

    if beat ~= oldBeat then
        if beat % 2 == 0 then
            -- gf:PlayAnimation("BF NOTE LEFT", 30, false)
            for name, character in next, characters do
                if not character.singing then
                    character:PlayAnimation("idle")
                end
            end
        end
    end

    myTypes.updateSprites(dt)

    if love.keyboard.isDown("a") then
        checkNote(1)
    end
    if love.keyboard.isDown("s") then
        checkNote(2)
    end
    if love.keyboard.isDown("up") then
        checkNote(3)
    end
    if love.keyboard.isDown("right") then
        checkNote(4)
    end

    for index, note in next, notes do
        if note.position - conductor.songPosition < 0 then
            if note.mustPress then
                miss:stop()
                miss:play()
                characters.bf:PlayAnimation("sing"..directions[note.direction].."miss")
                table.remove(notes, index)
            end
        end
    end

    for name, character in next, characters do
        if character.sprite.animation ~= "idle" and character.sprite.ended then
            character:PlayAnimation("idle")
        end
    end

    for index, note in next, unspawnedNotes do
        if note.position - elapsed < 600 and note.mustPress then
            note:spawn()
            table.remove(unspawnedNotes, index)
            table.insert(notes, note)
        end
    end

    for index, note in next, notes do
        note.sprite.position = myTypes.Vector2(100 + 65 * (note.direction - 1), note.position - elapsed - 100)
        if note.position - elapsed < -150 then
            note:destroy()
            table.remove(notes, index)
        end
    end

    if not inst:isPlaying() then
        love.event.quit()
    end
end

local mainCanvas = love.graphics.newCanvas(1920, 1080)

function love.draw()

    love.graphics.setCanvas(mainCanvas)

    love.graphics.clear()

    myTypes.drawSprites()

    love.graphics.setCanvas()

    love.graphics.circle("fill", 960, 59, 50000)

    love.graphics.draw(mainCanvas, 0, 0, 0, (love.graphics:getHeight() / 1080) * (4/3), love.graphics:getHeight() / 1080)

end

love.window.setMode(1280, 720, { fullscreen = true , resizable = true})