feat(m2): settings history, close day, holiday/vacation/sick marking

internal/handler/settings_handler.go

@@ -0,0 +1,78 @@
+package handler
+
+import (
+	"errors"
+	"net/http"
+
+	"github.com/go-chi/chi/v5"
+	"github.com/wotra/wotra/internal/service"
+)
+
+// SettingsHandler serves /api/settings routes.
+type SettingsHandler struct {
+	svc *service.SettingsService
+}
+
+func NewSettingsHandler(svc *service.SettingsService) *SettingsHandler {
+	return &SettingsHandler{svc: svc}
+}
+
+func (h *SettingsHandler) Routes(r chi.Router) {
+	r.Get("/settings", h.Current)
+	r.Put("/settings", h.Upsert)
+	r.Get("/settings/history", h.History)
+}
+
+// Current GET /api/settings
+func (h *SettingsHandler) Current(w http.ResponseWriter, r *http.Request) {
+	set, err := h.svc.Current(r.Context())
+	if err != nil {
+		writeError(w, http.StatusInternalServerError, err.Error())
+		return
+	}
+	writeJSON(w, http.StatusOK, set)
+}
+
+// Upsert PUT /api/settings
+func (h *SettingsHandler) Upsert(w http.ResponseWriter, r *http.Request) {
+	var body struct {
+		EffectiveFrom string  `json:"effective_from"`
+		HoursPerWeek  float64 `json:"hours_per_week"`
+		WorkdaysMask  int     `json:"workdays_mask"`
+		Timezone      string  `json:"timezone"`
+	}
+	if err := decodeJSON(r, &body); err != nil {
+		writeError(w, http.StatusBadRequest, "invalid JSON")
+		return
+	}
+	set, err := h.svc.Upsert(r.Context(), service.UpsertSettingsInput{
+		EffectiveFrom: body.EffectiveFrom,
+		HoursPerWeek:  body.HoursPerWeek,
+		WorkdaysMask:  body.WorkdaysMask,
+		Timezone:      body.Timezone,
+	})
+	if err != nil {
+		switch {
+		case errors.Is(err, service.ErrInvalidHours), errors.Is(err, service.ErrInvalidWorkdaysMask):
+			writeError(w, http.StatusUnprocessableEntity, err.Error())
+		default:
+			writeError(w, http.StatusInternalServerError, err.Error())
+		}
+		return
+	}
+	writeJSON(w, http.StatusOK, set)
+}
+
+// History GET /api/settings/history
+func (h *SettingsHandler) History(w http.ResponseWriter, r *http.Request) {
+	history, err := h.svc.History(r.Context())
+	if err != nil {
+		writeError(w, http.StatusInternalServerError, err.Error())
+		return
+	}
+	if history == nil {
+		writeJSON(w, http.StatusOK, []struct{}{})
+		return
+	}
+	writeJSON(w, http.StatusOK, history)
+}