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>
53 lines
1.5 KiB
Go
Executable File
53 lines
1.5 KiB
Go
Executable File
package handler
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import (
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"log"
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"net/http"
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"time"
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)
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// Chain wendet Middlewares in der angegebenen Reihenfolge an.
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func Chain(h http.Handler, middlewares ...func(http.Handler) http.Handler) http.Handler {
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for i := len(middlewares) - 1; i >= 0; i-- {
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h = middlewares[i](h)
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}
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return h
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}
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// CORS erlaubt Cross-Origin-Requests vom Vite Dev-Server.
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func CORS(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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w.Header().Set("Access-Control-Allow-Origin", "http://*")
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w.Header().Set("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS")
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w.Header().Set("Access-Control-Allow-Headers", "Content-Type, X-User-ID")
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if r.Method == http.MethodOptions {
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w.WriteHeader(http.StatusNoContent)
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return
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}
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next.ServeHTTP(w, r)
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})
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}
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// RequestLogger loggt eingehende Requests mit Dauer.
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func RequestLogger(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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start := time.Now()
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next.ServeHTTP(w, r)
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log.Printf("%s %s %s", r.Method, r.URL.Path, time.Since(start))
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})
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}
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// Recoverer fängt Panics in Handlern ab und gibt 500 zurück.
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func Recoverer(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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defer func() {
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if err := recover(); err != nil {
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log.Printf("PANIC: %v", err)
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writeError(w, http.StatusInternalServerError, "Interner Serverfehler")
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}
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}()
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next.ServeHTTP(w, r)
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})
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}
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