Download mods and headless server

till working on improvements to code this more like
a savepoint.

structs.go

@@ -0,0 +1,58 @@
+package main
+
+// config struct
+type GoConfig struct {
+	Server struct { // server specific settings
+		ServDir   string `yaml:"serverFolder"`
+		WorldFile string `yaml:"worldFile"`
+		ServCfg   string `yaml:"serverSettings"`
+		ServExec  string `yaml:"serverExec"`
+		ServPort  int    `yaml:"port"`
+	} `yaml:"server"`
+
+	Factoryman struct { // factoryman settings
+		BackupDir  string `yaml:"backupDir"`
+		UseScreen  bool   `yaml:"screen"`
+		ScreenName string `yaml:"screenName"`
+		UserName   string `yaml:"username"`
+		ApiToken   string `yaml:"apitoken"`
+	} `yaml:"factoryman"`
+}
+
+// JSON file from config
+type Mod struct {
+	Name    string `json:"name"`
+	Enabled bool   `json:"enabled"`
+	Version string `json:"version,omitempty"`
+}
+
+type ModList struct {
+	Mods []Mod `json:"mods"`
+}
+
+// JSON response from mod poartal api
+type ModPortal struct {
+	Category      string    `json:"category"`
+	DownloadCount int       `json:"downloads_count"`
+	Name          string    `json:"name"`
+	Owner         string    `json:"owner"`
+	Releases      []Release `json:"releases"`
+	Score         float64   `json:"score"`
+	Summary       string    `json:"summary"`
+	Thumbnail     string    `json:"thumbnail"`
+	Title         string    `json:"title"`
+}
+
+type Release struct {
+	DownloadUrl string   `json:"download_url"`
+	Filename    string   `json:"file_name"`
+	InfoJson    InfoJSON `json:"info_json"`
+	ReleaseTime string   `json:"released_at"`
+	Sha1        string   `json:"sha1"`
+	Version     string   `json:"version"`
+}
+
+type InfoJSON struct {
+	Dependencies    []string `json:"dependencies"`
+	FactorioVersion string   `json:"factorio_version"`
+}