Major refactorings.

Introduce summaries.

routes/summary.go

@@ -0,0 +1,41 @@
+package routes
+
+import (
+	"net/http"
+	"time"
+
+	"github.com/n1try/wakapi/models"
+	"github.com/n1try/wakapi/services"
+	"github.com/n1try/wakapi/utils"
+)
+
+type SummaryHandler struct {
+	SummarySrvc *services.SummaryService
+}
+
+func (h *SummaryHandler) Get(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodGet {
+		w.WriteHeader(http.StatusMethodNotAllowed)
+		return
+	}
+
+	user := r.Context().Value(models.UserKey).(*models.User)
+	params := r.URL.Query()
+	from, err := utils.ParseDate(params.Get("from"))
+	if err != nil {
+		w.WriteHeader(http.StatusBadRequest)
+		w.Write([]byte("Missing 'from' parameter"))
+		return
+	}
+
+	now := time.Now()
+	to := time.Date(now.Year(), now.Month(), now.Day(), 0, 0, 0, 0, now.Location()) // Start of current day
+
+	summary, err := h.SummarySrvc.GetSummary(from, to, user)
+	if err != nil {
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+
+	utils.RespondJSON(w, http.StatusOK, summary)
+}