cmd/pkgserver: add get endpoint

cmd/pkgserver/api.go

@@ -10,29 +10,15 @@ import (
 	"strconv"
 	"strings"
 
-	"hakurei.app/internal/info"
 	"hakurei.app/internal/rosa"
 )
 
-type InfoPayload struct {
-	Count          int    `json:"count"`
-	HakureiVersion string `json:"hakurei_version"`
-}
-
-func NewInfoPayload(index *PackageIndex) InfoPayload {
-	count := len(index.sorts[0])
-	return InfoPayload{
-		Count:          count,
-		HakureiVersion: info.Version(),
-	}
-}
-
-func serveInfo(index *PackageIndex) func(http.ResponseWriter, *http.Request) {
+func serveCount(index *PackageIndex) func(http.ResponseWriter, *http.Request) {
 	return func(w http.ResponseWriter, r *http.Request) {
 		w.WriteHeader(http.StatusOK)
-		w.Header().Set("Content-Type", "text/json; charset=utf-8")
-		w.Header().Set("Cache-Control", "no-cache, no-store, must-revalidate")
-		WritePayload(w, NewInfoPayload(index))
+		w.Header().Set("Content-Type", "text/plain; charset=utf-8")
+		count := len(index.names)
+		w.Write([]byte(strconv.Itoa(count)))
 	}
 }
 
@@ -105,26 +91,22 @@ func serveGet(index *PackageIndex) func(http.ResponseWriter, *http.Request) {
 			return
 		}
 		values := index.sorts[sort][i:min(i+limit, len(index.sorts[sort]))]
-		WritePayload(w, NewGetPayload(values))
+		payload := NewGetPayload(values)
+		w.Header().Set("Content-Type", "application/json; charset=utf-8")
+		w.Header().Set("Cache-Control", "no-cache, no-store, must-revalidate")
+		w.WriteHeader(http.StatusOK)
+		b, err := json.Marshal(payload)
+		if err != nil {
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+		}
+		_, err = bytes.NewBuffer(b).WriteTo(w)
+		if err != nil {
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+		}
 	}
 }
-
-const ApiVersion = "v1"
-
 func apiRoutes(index *PackageIndex) {
-	http.HandleFunc(fmt.Sprintf("GET /api/%s/info", ApiVersion), serveInfo(index))
-	http.HandleFunc(fmt.Sprintf("GET /api/%s/get", ApiVersion), serveGet(index))
-	http.HandleFunc(fmt.Sprintf("GET /api/%s/status/", ApiVersion), serveStatus(index))
-}
-
-func WritePayload(w http.ResponseWriter, payload any) {
-	w.Header().Set("Content-Type", "application/json; charset=utf-8")
-	w.Header().Set("Cache-Control", "no-cache, no-store, must-revalidate")
-	w.Header().Set("Pragma", "no-cache")
-	w.Header().Set("Expires", "0")
-	w.WriteHeader(http.StatusOK)
-	err := json.NewEncoder(w).Encode(payload)
-	if err != nil {
-		http.Error(w, err.Error(), http.StatusInternalServerError)
-	}
+	http.HandleFunc("GET /api/count", serveCount(index))
+	http.HandleFunc("GET /api/get", serveGet(index))
+	http.HandleFunc("GET /api/status/", serveStatus(index))
 }

cmd/pkgserver/index.go

@@ -51,7 +51,7 @@ func createPackageIndex(cache *pkg.Cache, report *rosa.Report) (_ *PackageIndex,
 			statusUrl = ""
 		} else {
 			status = st
-			statusUrl = fmt.Sprintf("/api/%s/status/%s.log", ApiVersion, m.Name)
+			statusUrl = fmt.Sprintf("/api/status/%s.log", m.Name)
 		}
 		entry := PackageIndexEntry{
 			Name:        m.Name,