Changed the structure of the whole application, should be no changes to functionality.

pkg/api/index.go

@@ -0,0 +1,32 @@
+package api
+
+import (
+	"encoding/json"
+	"fmt"
+	"music-server/pkg/helpers"
+	"music-server/pkg/server"
+	"net/http"
+)
+
+func IndexHandler(w http.ResponseWriter, r *http.Request) {
+	helpers.SetCorsAndNoCacheHeaders(&w, r)
+
+	if r.URL.Path == "/version" {
+		w.Header().Add("Content-Type", "application/json")
+
+		history := server.GetVersionHistory()
+		_ = json.NewEncoder(w).Encode(history)
+
+	} else if r.URL.Path == "/docs" {
+		http.ServeFile(w, r, "./docs/swagger.yaml")
+
+	} else if r.URL.Path == "/" {
+		_, err := fmt.Fprint(w, "Hello, World!!")
+		if err != nil {
+			w.WriteHeader(http.StatusInternalServerError)
+		}
+	} else {
+		http.NotFound(w, r)
+		return
+	}
+}

pkg/api/music.go

@@ -0,0 +1,79 @@
+package api
+
+import (
+	"encoding/json"
+	"fmt"
+	"music-server/pkg/helpers"
+	"music-server/pkg/models"
+	"music-server/pkg/server"
+	"net/http"
+)
+
+func MusicHandler(w http.ResponseWriter, r *http.Request) {
+	helpers.SetCorsAndNoCacheHeaders(&w, r)
+	if r.URL.Path == "/music" && r.Method == http.MethodGet {
+		song := r.URL.Query().Get("song")
+		if song == "" {
+			w.WriteHeader(http.StatusBadRequest)
+			_, err := fmt.Fprint(w, "song can't be empty")
+			if err != nil {
+				w.WriteHeader(http.StatusInternalServerError)
+			}
+		} else {
+			s := server.GetSong(song)
+			helpers.SendSong(w, s)
+		}
+	} else if r.URL.Path == "/music/first" && r.Method == http.MethodGet {
+		song := server.GetSoundCheckSong()
+		helpers.SendSong(w, song)
+
+	} else if r.URL.Path == "/music/reset" && r.Method == http.MethodGet {
+		server.Reset()
+		w.WriteHeader(http.StatusOK)
+
+	} else if r.URL.Path == "/music/rand" && r.Method == http.MethodGet {
+		song := server.GetRandomSong()
+		helpers.SendSong(w, song)
+
+	} else if r.URL.Path == "/music/rand/low" && r.Method == http.MethodGet {
+		chance := server.GetRandomSongLowChance()
+		helpers.SendSong(w, chance)
+
+	} else if r.URL.Path == "/music/info" && r.Method == http.MethodGet {
+		w.Header().Add("Content-Type", "application/json")
+		_ = json.NewEncoder(w).Encode(server.GetSongInfo())
+
+	} else if r.URL.Path == "/music/list" && r.Method == http.MethodGet {
+		w.Header().Add("Content-Type", "application/json")
+		_ = json.NewEncoder(w).Encode(server.GetPlayedSongs())
+
+	} else if r.URL.Path == "/music/next" {
+		song := server.GetNextSong()
+		helpers.SendSong(w, song)
+
+	} else if r.URL.Path == "/music/previous" {
+		song := server.GetPreviousSong()
+		helpers.SendSong(w, song)
+
+	} else if r.URL.Path == "/music/all" && r.Method == http.MethodGet {
+		w.Header().Add("Content-Type", "application/json")
+		_ = json.NewEncoder(w).Encode(server.GetAllGames())
+
+	} else if r.URL.Path == "/music/all/random" && r.Method == http.MethodGet {
+		w.Header().Add("Content-Type", "application/json")
+		_ = json.NewEncoder(w).Encode(server.GetAllGamesRandom())
+
+	} else if r.URL.Path == "/music/played" && r.Method == http.MethodPut {
+		var p models.Played
+		err := json.NewDecoder(r.Body).Decode(&p)
+		if err != nil {
+			http.Error(w, err.Error(), http.StatusBadRequest)
+			return
+		}
+		server.SetPlayed(p.Song)
+		w.WriteHeader(http.StatusOK)
+	} else if r.URL.Path == "/music/addQue" && r.Method == http.MethodGet {
+		server.AddLatestToQue()
+		w.WriteHeader(http.StatusOK)
+	}
+}

pkg/api/sync.go

@@ -0,0 +1,28 @@
+package api
+
+import (
+	"fmt"
+	"music-server/pkg/helpers"
+	"music-server/pkg/server"
+	"net/http"
+)
+
+func SyncHandler(w http.ResponseWriter, r *http.Request) {
+	helpers.SetCorsAndNoCacheHeaders(&w, r)
+	if r.URL.Path == "/sync" {
+		w.Header().Add("Content-Type", "application/json")
+		server.SyncGames()
+		_, err := fmt.Fprint(w, "Games are synced")
+		if err != nil {
+			w.WriteHeader(http.StatusInternalServerError)
+		}
+
+	} else if r.URL.Path == "/sync/reset" {
+		w.Header().Add("Content-Type", "application/json")
+		server.ResetDB()
+		_, err := fmt.Fprint(w, "Games and songs are deleted from the database")
+		if err != nil {
+			w.WriteHeader(http.StatusInternalServerError)
+		}
+	}
+}