Start to move config to a config file.

config/config.go

@@ -0,0 +1,59 @@
+package config
+
+import (
+	"log"
+
+	"gopkg.in/yaml.v2"
+)
+
+type Server struct {
+	Port         int    `yaml:"port"`
+	Address      string `yaml:"address"`
+	DownloadPath string `yaml:"download_path"`
+}
+
+type DownloadProfile struct {
+	Name    string   `yaml:"name"`
+	Command string   `yaml:"command"`
+	Args    []string `yaml:"args"`
+}
+
+type UI struct {
+	PopupWidth  int `yaml:"popup_width"`
+	PopupHeight int `yaml:"popup_height"`
+}
+
+type Config struct {
+	Server           Server            `yaml:"server"`
+	UI               UI                `yaml:"ui"`
+	DownloadProfiles []DownloadProfile `yaml:"profiles"`
+	ConfigVersion    int               `yaml:"config_version"`
+}
+
+func DefaultConfig() Config {
+	defaultConfig := Config{}
+	stdProfile := DownloadProfile{Name: "standard youtube-dl video", Command: "youtube-dl", Args: []string{
+		"--newline",
+		"--write-info-json",
+		"-f",
+		"bestvideo[ext=mp4]+bestaudio[ext=m4a]/best[ext=mp4]/best",
+	}}
+
+	defaultConfig.DownloadProfiles = append(defaultConfig.DownloadProfiles, stdProfile)
+	defaultConfig.Server.Port = 6123
+	defaultConfig.Server.Address = "localhost:6123"
+	defaultConfig.Server.DownloadPath = "./"
+	defaultConfig.UI.PopupWidth = 500
+	defaultConfig.UI.PopupHeight = 500
+
+	return defaultConfig
+}
+
+func WriteDefaultConfig(path string) {
+	defaultConfig := DefaultConfig()
+	s, err := yaml.Marshal(&defaultConfig)
+	if err != nil {
+		panic(err)
+	}
+	log.Print(string(s))
+}