063aa67615
- Exercise number (UF#): optional field on exercises, displayed in cards, training, and sets - Import training plan numbers via migration 005 (UPDATE by name) - Exercise images: JPG upload with multi-image support per exercise (migration 006) - Version endpoint (GET /api/v1/version) with ldflags injection in Makefile and Dockerfile - Version displayed on settings page - Session resume: GET /api/v1/sessions/active endpoint, auto-resume on training page load - Block new session while one is active (409 Conflict) - e1RM sparkline chart per exercise during training (Epley formula) - Fix CORS: add X-User-ID to allowed headers Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
108 lines
3.2 KiB
Go
Executable File
108 lines
3.2 KiB
Go
Executable File
package handler
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import (
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"encoding/json"
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"errors"
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"krafttrainer/internal/store"
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"net/http"
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"strconv"
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)
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// Handler bündelt alle HTTP-Handler und hält eine Referenz auf den Store.
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type Handler struct {
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store *store.Store
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}
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// New erstellt einen neuen Handler.
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func New(store *store.Store) *Handler {
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return &Handler{store: store}
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}
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// RegisterRoutes registriert alle API-Routen am ServeMux.
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func (h *Handler) RegisterRoutes(mux *http.ServeMux) {
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// Users (kein X-User-ID Header nötig)
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mux.HandleFunc("GET /api/v1/users", h.handleListUsers)
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mux.HandleFunc("POST /api/v1/users", h.handleCreateUser)
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mux.HandleFunc("DELETE /api/v1/users/{id}", h.handleDeleteUser)
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// Exercises
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mux.HandleFunc("GET /api/v1/exercises", h.handleListExercises)
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mux.HandleFunc("POST /api/v1/exercises", h.handleCreateExercise)
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mux.HandleFunc("PUT /api/v1/exercises/{id}", h.handleUpdateExercise)
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mux.HandleFunc("DELETE /api/v1/exercises/{id}", h.handleDeleteExercise)
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// Training Sets
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mux.HandleFunc("GET /api/v1/sets", h.handleListSets)
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mux.HandleFunc("POST /api/v1/sets", h.handleCreateSet)
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mux.HandleFunc("PUT /api/v1/sets/{id}", h.handleUpdateSet)
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mux.HandleFunc("DELETE /api/v1/sets/{id}", h.handleDeleteSet)
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// Sessions
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mux.HandleFunc("GET /api/v1/sessions/active", h.handleGetActiveSession)
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mux.HandleFunc("POST /api/v1/sessions", h.handleCreateSession)
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mux.HandleFunc("GET /api/v1/sessions", h.handleListSessions)
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mux.HandleFunc("GET /api/v1/sessions/{id}", h.handleGetSession)
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mux.HandleFunc("PUT /api/v1/sessions/{id}/end", h.handleEndSession)
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mux.HandleFunc("DELETE /api/v1/sessions/{id}", h.handleDeleteSession)
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// Session Logs
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mux.HandleFunc("POST /api/v1/sessions/{id}/logs", h.handleCreateLog)
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mux.HandleFunc("PUT /api/v1/sessions/{id}/logs/{logId}", h.handleUpdateLog)
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mux.HandleFunc("DELETE /api/v1/sessions/{id}/logs/{logId}", h.handleDeleteLog)
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// Stats
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mux.HandleFunc("GET /api/v1/exercises/{id}/last-log", h.handleGetLastLog)
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mux.HandleFunc("GET /api/v1/exercises/{id}/history", h.handleGetExerciseHistory)
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mux.HandleFunc("GET /api/v1/stats/overview", h.handleGetStatsOverview)
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// Export
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mux.HandleFunc("GET /api/v1/export", h.handleExport)
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}
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// --- Hilfsfunktionen ---
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func writeJSON(w http.ResponseWriter, status int, data any) {
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(status)
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json.NewEncoder(w).Encode(data)
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}
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func writeError(w http.ResponseWriter, status int, message string) {
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writeJSON(w, status, map[string]string{"error": message})
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}
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func decodeJSON(r *http.Request, dst any) error {
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dec := json.NewDecoder(r.Body)
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dec.DisallowUnknownFields()
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return dec.Decode(dst)
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}
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func pathID(r *http.Request, name string) (int64, error) {
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return strconv.ParseInt(r.PathValue(name), 10, 64)
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}
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func queryInt(r *http.Request, name string, defaultVal int) int {
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v := r.URL.Query().Get(name)
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if v == "" {
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return defaultVal
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}
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n, err := strconv.Atoi(v)
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if err != nil {
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return defaultVal
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}
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return n
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}
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// userID liest die X-User-ID aus dem Request-Header.
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func userID(r *http.Request) (int64, error) {
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v := r.Header.Get("X-User-ID")
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if v == "" {
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return 0, errors.New("X-User-ID Header fehlt")
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}
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id, err := strconv.ParseInt(v, 10, 64)
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if err != nil || id <= 0 {
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return 0, errors.New("ungültige User-ID")
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}
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return id, nil
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}
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