feat(dashboard): #163 first summary

internal/handler/root_and_404.go

@@ -1,9 +1,16 @@
 package handler
 
 import (
+	"fmt"
+	"log/slog"
 	"net/http"
 	"spend-sparrow/internal/handler/middleware"
+	"spend-sparrow/internal/service"
 	"spend-sparrow/internal/template"
+	"spend-sparrow/internal/template/dashboard"
+	"spend-sparrow/internal/types"
+	"spend-sparrow/internal/utils"
+	"time"
 
 	"github.com/a-h/templ"
 )
@@ -13,12 +20,14 @@ type Index interface {
 }
 
 type IndexImpl struct {
-	render *Render
+	r *Render
+	d *service.Dashboard
 }
 
-func NewIndex(render *Render) Index {
+func NewIndex(r *Render, d *service.Dashboard) Index {
 	return IndexImpl{
-		render: render,
+		r: r,
+		d: d,
 	}
 }
 
@@ -33,6 +42,8 @@ func (handler IndexImpl) handleRootAnd404() http.HandlerFunc {
 
 		user := middleware.GetUser(r)
 
+		htmx := utils.IsHtmx(r)
+
 		var comp templ.Component
 
 		var status int
@@ -41,14 +52,47 @@ func (handler IndexImpl) handleRootAnd404() http.HandlerFunc {
 			status = http.StatusNotFound
 		} else {
 			if user != nil {
-				comp = template.Dashboard()
+				var err error
+				comp, err = handler.dashboard(user, htmx, r)
+				if err != nil {
+					slog.Error("Failed to get dashboard summary", "err", err)
+				}
 			} else {
 				comp = template.Index()
 			}
 			status = http.StatusOK
 		}
 
-		handler.render.RenderLayoutWithStatus(r, w, comp, user, status)
+		if htmx {
+			handler.r.RenderWithStatus(r, w, comp, status)
+		} else {
+			handler.r.RenderLayoutWithStatus(r, w, comp, user, status)
+		}
+	}
+}
+
+func (handler IndexImpl) dashboard(user *types.User, htmx bool, r *http.Request) (templ.Component, error) {
+	var month time.Time
+	var err error
+	monthStr := r.URL.Query().Get("month")
+	if monthStr != "" {
+		month, err = time.Parse("2006-01-02", monthStr)
+		if err != nil {
+			return nil, fmt.Errorf("could not parse timestamp: %w", service.ErrBadRequest)
+		}
+	} else {
+		month = time.Now()
+	}
+
+	summary, err := handler.d.Summary(r.Context(), user, month)
+	if err != nil {
+		return nil, err
+	}
+
+	if htmx {
+		return dashboard.DashboardData(summary), nil
+	} else {
+		return dashboard.Dashboard(summary), nil
 	}
 }