Files
nexarch/workflow/internal/taskapi/taskapi.go
patrickandClaude Sonnet 5 56ab1a2d6d
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TSK-04: aufgaben oberflaeche
Neue additive status-Spalte (open/in_progress/done) auf tasks,
status.go (SetStatus/ByStatus/GetStatus/ListAll) haelt completed_at
synchron fuer TSK-03s escalation.Store. Neuer HTTP-Layer taskapi
(GET /tasks, PATCH /tasks/{id}/status), Tenant-Kontext-Durchsetzung
wie backchannelapi (VOR-06). Neue Next.js-Oberflaeche
web/workflow-tasks (Liste + Kanban, Drag&Drop + Tastaturbedienung).
tasks-a11y-fixture fuer den echten Browser-Test, kein Produktions-
binary vorhanden das geaendert werden musste.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-09-26 23:26:56 +02:00

99 lines
2.9 KiB
Go

// Package taskapi ist die HTTP-Bindung fuer die Aufgaben-Oberflaeche
// (TSK-04): GET /tasks fuer Liste und Kanban-Ansicht zusammen, PATCH
// /tasks/{id}/status fuer die Drag&Drop-Statusaenderung. Nutzeridentitaet
// aus X-User-Id, Tenant-Kontext aus X-Tenant-Slug -- gleiches Muster wie
// backchannelapi (VOR-04/VOR-06): der Tenant-Kontext des anfragenden Nutzers
// muss zur eigenen Instanz passen und optional gegen Core bestaetigt werden,
// bevor Aufgaben zurueckgegeben werden (Akzeptanzkriterium 5).
package taskapi
import (
"encoding/json"
"errors"
"log"
"net/http"
"gitea.perlbach24.de/scripte/nexarch/workflow/internal/task"
)
type Server struct {
store *task.Store
ownTenantSlug string
}
func NewServer(store *task.Store, ownTenantSlug string) *Server {
return &Server{store: store, ownTenantSlug: ownTenantSlug}
}
func (s *Server) RegisterRoutes(mux *http.ServeMux) {
mux.HandleFunc("GET /tasks", s.handleList)
mux.HandleFunc("PATCH /tasks/{id}/status", s.handleSetStatus)
}
func (s *Server) checkAuth(w http.ResponseWriter, r *http.Request) bool {
if r.Header.Get("X-User-Id") == "" {
writeError(w, http.StatusUnauthorized, "X-User-Id fehlt")
return false
}
tenantSlug := r.Header.Get("X-Tenant-Slug")
if tenantSlug == "" {
writeError(w, http.StatusUnauthorized, "X-Tenant-Slug fehlt")
return false
}
if tenantSlug != s.ownTenantSlug {
log.Printf("taskapi: tenant-kontext abgelehnt (angefragt=%q, instanz=%q)", tenantSlug, s.ownTenantSlug)
writeError(w, http.StatusForbidden, "nicht berechtigt")
return false
}
return true
}
func (s *Server) handleList(w http.ResponseWriter, r *http.Request) {
if !s.checkAuth(w, r) {
return
}
tasks, err := s.store.ListAll(r.Context())
if err != nil {
writeError(w, http.StatusInternalServerError, "aufgaben konnten nicht gelesen werden")
return
}
writeJSON(w, http.StatusOK, tasks)
}
type setStatusRequest struct {
Status string `json:"status"`
}
func (s *Server) handleSetStatus(w http.ResponseWriter, r *http.Request) {
if !s.checkAuth(w, r) {
return
}
id := r.PathValue("id")
var req setStatusRequest
if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
writeError(w, http.StatusBadRequest, "ungueltige anfrage")
return
}
err := s.store.SetStatus(r.Context(), id, task.Status(req.Status))
switch {
case err == nil:
w.WriteHeader(http.StatusNoContent)
case errors.Is(err, task.ErrInvalidStatus):
writeError(w, http.StatusBadRequest, "ungueltiger status")
case errors.Is(err, task.ErrNotFound):
writeError(w, http.StatusNotFound, "aufgabe nicht gefunden")
default:
writeError(w, http.StatusInternalServerError, "status konnte nicht gesetzt werden")
}
}
func writeJSON(w http.ResponseWriter, status int, v any) {
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(status)
_ = json.NewEncoder(w).Encode(v)
}
func writeError(w http.ResponseWriter, status int, msg string) {
writeJSON(w, status, map[string]string{"error": msg})
}