wip

internal/default.go

@@ -116,9 +116,10 @@ func createHandler(d *sqlx.DB, serverSettings *types.Settings) http.Handler {
 	treasureChestService := service.NewTreasureChest(d, randomService, clockService)
 	transactionService := service.NewTransaction(d, randomService, clockService)
 	transactionRecurringService := service.NewTransactionRecurring(d, randomService, clockService, transactionService)
+	dashboardService := service.NewDashboard(d)
 
 	render := handler.NewRender()
-	indexHandler := handler.NewIndex(render)
+	indexHandler := handler.NewIndex(render, dashboardService)
 	authHandler := handler.NewAuth(authService, render)
 	accountHandler := handler.NewAccount(accountService, render)
 	treasureChestHandler := handler.NewTreasureChest(treasureChestService, transactionRecurringService, render)

internal/handler/dashboard.go

@@ -0,0 +1,65 @@
+package handler
+
+import (
+	"fmt"
+	"net/http"
+	"spend-sparrow/internal/handler/middleware"
+	"spend-sparrow/internal/service"
+	t "spend-sparrow/internal/template/dashboard"
+	"spend-sparrow/internal/utils"
+	"time"
+)
+
+type Dashboard interface {
+	Handle(router *http.ServeMux)
+}
+
+type DashboardImpl struct {
+	s service.Dashboard
+	r *Render
+}
+
+func NewDashboard(s service.Dashboard, r *Render) Dashboard {
+	return DashboardImpl{
+		s: s,
+		r: r,
+	}
+}
+
+func (h DashboardImpl) Handle(r *http.ServeMux) {
+	r.Handle("GET /transaction", h.handleDashboardPage())
+}
+
+func (h DashboardImpl) handleDashboardPage() http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		updateSpan(r)
+
+		user := middleware.GetUser(r)
+		if user == nil {
+			utils.DoRedirect(w, r, "/auth/signin")
+			return
+		}
+
+		var month time.Time
+		var err error
+		monthStr := r.URL.Query().Get("month")
+		if monthStr == "" {
+			month, err = time.Parse("2006-01-02", r.FormValue("timestamp"))
+			if err != nil {
+				handleError(w, r, fmt.Errorf("could not parse timestamp: %w", service.ErrBadRequest))
+				return
+			}
+		} else {
+			month = time.Now()
+		}
+
+		summary, err := h.s.Summary(r.Context(), user, month)
+
+		comp := t.Dashboard(summary)
+		if utils.IsHtmx(r) {
+			h.r.Render(r, w, comp)
+		} else {
+			h.r.RenderLayout(r, w, comp, user)
+		}
+	}
+}

internal/handler/root_and_404.go

@@ -1,10 +1,15 @@
 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"
+	"time"
 
 	"github.com/a-h/templ"
 )
@@ -14,12 +19,14 @@ 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,
 	}
 }
 
@@ -42,17 +49,44 @@ func (handler IndexImpl) handleRootAnd404() http.HandlerFunc {
 			status = http.StatusNotFound
 		} else {
 			if user != nil {
-				comp = dashboard.Dashboard()
+				var err error
+				comp, err = handler.dashboard(user, 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)
+		handler.r.RenderLayoutWithStatus(r, w, comp, user, status)
 	}
 }
 
+func (handler IndexImpl) dashboard(user *types.User, 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", r.FormValue("timestamp"))
+		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
+	}
+
+	comp := dashboard.Dashboard(summary)
+	return comp, nil
+}
+
 func (handler IndexImpl) handleEmpty() http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		updateSpan(r)

internal/handler/transaction.go

@@ -14,8 +14,6 @@ import (
 
 	"github.com/a-h/templ"
 	"github.com/google/uuid"
-	"go.opentelemetry.io/otel/attribute"
-	"go.opentelemetry.io/otel/trace"
 )
 
 type Transaction interface {
@@ -56,9 +54,6 @@ func (h TransactionImpl) handleTransactionPage() http.HandlerFunc {
 			return
 		}
 
-		currentSpan := trace.SpanFromContext(r.Context())
-		currentSpan.SetAttributes(attribute.String("", "test"))
-
 		filter := types.TransactionItemsFilter{
 			AccountId:       r.URL.Query().Get("account-id"),
 			TreasureChestId: r.URL.Query().Get("treasure-chest-id"),

internal/service/dashboard.go

@@ -2,6 +2,8 @@ package service
 
 import (
 	"context"
+	"log/slog"
+	"spend-sparrow/internal/db"
 	"spend-sparrow/internal/types"
 	"time"
 
@@ -12,50 +14,72 @@ type Dashboard struct {
 	db *sqlx.DB
 }
 
-func NewDashboard(db *sqlx.DB) TreasureChest {
-	return TreasureChestImpl{
+func NewDashboard(db *sqlx.DB) *Dashboard {
+	return &Dashboard{
 		db: db,
 	}
 }
 
-func (s Dashboard) Summary(ctx context.Context, user *types.User, month time.Time) (*types.DashboardSummary, error) {
+func (s Dashboard) Summary(ctx context.Context, user *types.User, month time.Time) (*types.DashboardMonthlySummary, error) {
 	if user == nil {
 		return nil, ErrUnauthorized
 	}
 
-	var summary types.DashboardSummary
+	var summary types.DashboardMonthlySummary
 
-	s.db.SelectContext(ctx, &summary.Expenses, `
-		SELECT  
+	var value *int64
+	err := s.db.GetContext(ctx, &value, `
+		SELECT SUM(value)
 		FROM "transaction"
 		WHERE user_id = $1 
-			AND value < 0
-			AND account_id IS NOT NULL
-			AND error IS NULL
-			AND date_trunc('month', date) = date_trund('month', $2)`,
-		user.Id, month)
-
-	s.db.SelectContext(ctx, &summary.Income, `
-		SELECT  
-		FROM "transaction"
-		WHERE user_id = $1 
-			AND value > 0
-			AND account_id IS NOT NULL
-			AND treasure_chest_id IS NULL
-			AND error IS NULL
-			AND date_trunc('month', date) = date_trund('month', $2)`,
-		user.Id, month)
-
-	s.db.SelectContext(ctx, &summary.Savings, `
-		SELECT  
-		FROM "transaction"
-		WHERE user_id = $1 
-			AND value > 0
 			AND treasure_chest_id IS NOT NULL
 			AND account_id IS NULL
 			AND error IS NULL
-			AND date_trunc('month', date) = date_trund('month', $2)`,
+			AND date(timestamp, 'start of month') = date($2, 'start of month')`,
 		user.Id, month)
+	err = db.TransformAndLogDbError("dashboard", nil, err)
+	if err != nil {
+		return nil, err
+	}
+	if value != nil {
+		summary.Savings = *value
+	}
+
+	err = s.db.GetContext(ctx, &value, `
+		SELECT SUM(value)
+		FROM "transaction"
+		WHERE user_id = $1
+			AND account_id IS NOT NULL
+			AND treasure_chest_id IS NULL
+			AND error IS NULL
+			AND date(timestamp, 'start of month') = date($2, 'start of month')`,
+		user.Id, month)
+	err = db.TransformAndLogDbError("dashboard", nil, err)
+	if err != nil {
+		return nil, err
+	}
+	if value != nil {
+		summary.Income = *value
+	}
+
+	// err = s.db.GetContext(ctx, &summary.Expenses, `
+	// 	SELECT SUM(value)
+	// 	FROM "transaction"
+	// 	WHERE user_id = $1
+	// 		AND account_id IS NOT NULL
+	// 		AND treasure_chest_id IS NOT NULL
+	// 		AND error IS NULL
+	// 		AND date(timestamp, 'start of month') = date($2, 'start of month')`,
+	// 	user.Id, month)
+	// err = db.TransformAndLogDbError("dashboard", nil, err)
+	// if err != nil {
+	// 	return nil, err
+	// }
+
+	summary.Total = summary.Income - summary.Expenses
+	summary.Month = month
+
+	slog.Info("Dashboard summary", "summary", summary)
 
 	return &summary, nil
 }

internal/template/dashboard/dashboard.templ

@@ -1,23 +1,21 @@
 package dashboard
 
-templ Dashboard() {
+import "spend-sparrow/internal/types"
+
+templ Dashboard(summary *types.DashboardMonthlySummary) {
 	<div class="mt-10">
 		<label for="month">Select Month:</label>
 		<input name="month" type="date" class="input"/>
-		@summaryCard()
+		<section class="grid grid-cols-[auto_auto_auto_auto_1fr] gap-4">
+			<span>Savings</span>
+			<span>Income</span>
+			<span>Expenses</span>
+			<span>Total</span>
+			<span></span>
+			<span>{ summary.Savings }</span>
+			<span>{ summary.Income }</span>
+			<span>{ summary.Expenses }</span>
+			<span>{ summary.Total }</span>
+		</section>
 	</div>
 }
-
-templ summaryCard() {
-	<section class="grid grid-cols-[auto_auto_auto_auto_1fr] gap-4">
-		<span>Einnahmen</span>
-		<span>Gespart</span>
-		<span>Ausgaben</span>
-		<span>Gesamt</span>
-		<span></span>
-		<span>4,005.15 €</span>
-		<span>4,005.15 €</span>
-		<span>3,805.15 €</span>
-		<span>200€</span>
-	</section>
-}

internal/types/dashboard.go

@@ -1,8 +1,26 @@
 package types
 
-type DashboardSummary struct {
-	Income   int64
+import "time"
+
+//	Account	| TreasureChest	| Value	| Description
+//	--------|---------------|-------|----------------
+//	Y		| Y				| +		| Invalid
+//	Y		| Y				| -		| Expense
+//	Y		| N				| +		| Deposit
+//	Y		| N				| -		| Withdrawal (for moving between accounts)
+//	N		| Y				| +		| Saving
+//	N		| Y				| -		| Withdrawal (for moving between treasure chests)
+//	N		| N				| +		| Invalid
+//	N		| N				| -		| Invalid
+
+type DashboardMonthlySummary struct {
+	Month time.Time
+	// Sum of all Transactions with TreasureChests and no Accounts
 	Savings int64
+	// Sum of all Transactions with Accounts and no TreasureChests
+	Income int64
+	// Sum of all Transactions with Accounts and TreasureChests
 	Expenses int64
+	// Income - Expenses
 	Total int64
 }