manager.go

package settings

import (
	"encoding/json"
	"os"
	"strconv"
)

var fileStorage *fileformat
var fileName string

func initDefaults() {
	Version = SETTINGSVERSION
	General = &general{os.Getenv("localappdata") + string(os.PathSeparator) + "osu!" + string(os.PathSeparator) + "Songs" + string(os.PathSeparator)}
	VSplayer = &vsplayer{
		&playerinfo{
			1,
			false,
			"",
			"",
		},
		&playerinfoUI{
			6,
			14,
			696,
			false,
			false,
			true,
			1000,
			false,
			false,
			false,
			1.3,
			0.6,
		},
		&recordinfoUI{
			"who are you",
			"1970.01.01",
			1019,
			35,
			18,
			0.5,
		},
		&diffinfoUI{
			true,
			1049,
			678,
			18,
			0.8,
		},
		&playerfieldUI{
			200,
			25,
			13,
			false,
		},
		&mapinfo{
			"title",
			"difficulty",
		},
		&mods{
			false,
			false,
			false,
			false,
			false,
		},
		&knockout{
			true,
			false,
			2000,
			36,
			1.5,
		},
		&replayandcache{
			"replays\\",
			"cache\\",
			true,
			false,
		},
		&errorfix{
			false,
			"error.err",
		},
		&skin{
			false,
			"skin\\",
			0,
		},
	}
	Graphics = &graphics{1920, 1080, 1280, 720, true, false, 1000, 16}
	Audio = &audio{0.5, 0.5, 0.5, 0, false, false}
	Beat = &beat{1.2}
	Cursor = &cursor{&color{true, 8, &hsv{0, 1.0, 1.0}, false, 0, false, 0, 0}, true, -36, true, true, -36.0, false, 18, true, true, false, 0.4, 0.5, 2000, 1, 0.4, 0.9}
	Objects = &objects{5, 0.3, true, true, &color{true, 8, &hsv{0, 1.0, 1.0}, false, 0, true, 100.0, 0}, -1, 1.2, true, 30, 50, true, true, true, true, true, 0.0, false, &color{false, 8, &hsv{0, 0.0, 1.0}, false, 0, true, 100.0, 0}, true, 18, true}
	Playfield = &playfield{5, 2, 5, 0, 0.95, 0.95, true, 0, 0.6, 0.6, 0, 1, 0, true, 1, true, true, 0.8, 1.1, 0, false, 2, true, true, 0.3, &bloom{0.0, 0.6, 0.7}}
	Dance = &dance{Bezier: &bezier{60, 3}, Flower: &flower{true, 90, 0.666, 130, 90, -1, 0.7, false}, HalfCircle: &circular{1, 130}}
	fileStorage = &fileformat{&Version, General, VSplayer, Graphics, Audio, Beat, Cursor, Objects, Playfield, Dance}
}

func LoadSettings(version int) bool {
	initDefaults()
	fileName = "settings"

	if version > 0 {
		fileName += "-" + strconv.FormatInt(int64(version), 10)
	}
	fileName += ".json"

	file, err := os.Open(fileName)
	defer file.Close()
	if os.IsNotExist(err) {
		saveSettings(fileName)
		return true
	} else if err != nil {
		panic(err)
	} else {
		load(file)
		saveSettings(fileName) //this is done to save additions from the current format
	}

	return false
}

func load(file *os.File) {
	decoder := json.NewDecoder(file)
	decoder.Decode(fileStorage)
}

func Save() {
	saveSettings(fileName)
}

func saveSettings(path string) {
	file, err := os.Create(path)
	defer file.Close()

	if err != nil && !os.IsExist(err) {
		panic(err)
	}

	Version = SETTINGSVERSION
	encoder := json.NewEncoder(file)
	encoder.SetIndent("", "\t")
	encoder.Encode(fileStorage)
}