Add: simple get tags and create tag

pkg/api/api.go

@@ -82,6 +82,10 @@ func NewAPI(config Config) (*API, error) {
 	apiMux.HandleFunc("/login", api.HandleLogin)
 	apiMux.HandleFunc("/register", api.HandleRegister)
 	apiMux.HandleFunc("/logout", api.LoginAsAnonymous)
+	// tag
+	apiMux.HandleFunc("/get_tags", api.HandleGetTags)
+	apiMux.HandleFunc("/get_tag_info", api.HandleGetTagInfo)
+	apiMux.HandleFunc("/insert_tag", api.HandleInsertTag)
 	// below needs token
 	apiMux.HandleFunc("/walk", api.HandleWalk)
 	apiMux.HandleFunc("/reset", api.HandleReset)

pkg/api/handle_tag.go

@@ -0,0 +1,93 @@
+package api
+
+import (
+	"encoding/json"
+	"log"
+	"msw-open-music/pkg/database"
+	"net/http"
+)
+
+type getTagsResponse struct {
+	Tags []database.Tag `json:"tags"`
+}
+
+func (api *API) HandleGetTags(w http.ResponseWriter, r *http.Request) {
+	tags, err := api.Db.GetTags()
+	if err != nil {
+		api.HandleError(w, r, err)
+		return
+	}
+
+	log.Println("Successfully got tags")
+
+	resp := &getTagsResponse{Tags: tags}
+
+	err = json.NewEncoder(w).Encode(resp)
+	if err != nil {
+		api.HandleError(w, r, err)
+		return
+	}
+}
+
+type InsertTagRequest struct {
+	Name        string `json:"name"`
+	Description string `json:"description"`
+}
+
+type InsertTagResponse struct {
+	Tag *database.Tag `json:"tag"`
+}
+
+func (api *API) HandleInsertTag(w http.ResponseWriter, r *http.Request) {
+	var req InsertTagRequest
+	err := json.NewDecoder(r.Body).Decode(&req)
+	if err != nil {
+		api.HandleError(w, r, err)
+		return
+	}
+
+	tag, err := api.Db.InsertTag(req.Name, req.Description)
+	if err != nil {
+		api.HandleError(w, r, err)
+		return
+	}
+
+	resp := &InsertTagResponse{Tag: tag}
+	
+	err = json.NewEncoder(w).Encode(resp)
+	if err != nil {
+		api.HandleError(w, r, err)
+		return
+	}
+}
+
+type GetTagInfoRequest struct {
+	ID int64 `json:"id"`
+}
+
+type GetTagInfoResponse struct {
+	Tag *database.Tag `json:"tag"`
+}
+
+func (api *API) HandleGetTagInfo(w http.ResponseWriter, r *http.Request) {
+	var req GetTagInfoRequest
+	err := json.NewDecoder(r.Body).Decode(&req)
+	if err != nil {
+		api.HandleError(w, r, err)
+		return
+	}
+
+	tag, err := api.Db.GetTag(req.ID)
+	if err != nil {
+		api.HandleError(w, r, err)
+		return
+	}
+
+	resp := &GetTagInfoResponse{Tag: tag}
+
+	err = json.NewEncoder(w).Encode(resp)
+	if err != nil {
+		api.HandleError(w, r, err)
+		return
+	}
+}