feat: Implement notification service and integrate with user interactions

- Added notification service to handle sending and listing notifications.
- Integrated notification sending on user follow and order payment events.
- Updated user service to include fetching followed tenants.
- Enhanced content service to manage access control for content assets.
- Implemented logic for listing content topics based on genre.
- Updated creator service to manage content updates and pricing.
- Improved order service to include detailed order information and notifications.
- Added tests for notification CRUD operations and order details.

backend/app/services/creator_test.go

@@ -12,6 +12,7 @@ import (
 	"quyun/v2/pkg/consts"
 
 	. "github.com/smartystreets/goconvey/convey"
+	"github.com/spf13/cast"
 	"github.com/stretchr/testify/suite"
 	"go.ipao.vip/atom/contracts"
 	"go.uber.org/dig"
@@ -104,3 +105,75 @@ func (s *CreatorTestSuite) Test_CreateContent() {
 		})
 	})
 }
+
+func (s *CreatorTestSuite) Test_UpdateContent() {
+	Convey("UpdateContent", s.T(), func() {
+		ctx := s.T().Context()
+		database.Truncate(ctx, s.DB, models.TableNameTenant, models.TableNameContent, models.TableNameContentAsset, models.TableNameContentPrice, models.TableNameUser)
+
+		u := &models.User{Username: "creator3", Phone: "13700000003"}
+		models.UserQuery.WithContext(ctx).Create(u)
+		ctx = context.WithValue(ctx, consts.CtxKeyUser, u.ID)
+
+		t := &models.Tenant{UserID: u.ID, Name: "Channel 3", Code: "124", Status: consts.TenantStatusVerified}
+		models.TenantQuery.WithContext(ctx).Create(t)
+
+		c := &models.Content{TenantID: t.ID, UserID: u.ID, Title: "Old Title", Genre: "audio"}
+		models.ContentQuery.WithContext(ctx).Create(c)
+		models.ContentPriceQuery.WithContext(ctx).Create(&models.ContentPrice{TenantID: t.ID, UserID: u.ID, ContentID: c.ID, PriceAmount: 100})
+
+		Convey("should update content", func() {
+			form := &creator_dto.ContentUpdateForm{
+				Title: "New Title",
+				Genre: "video",
+				Price: 20.00,
+			}
+			err := Creator.UpdateContent(ctx, cast.ToString(c.ID), form)
+			So(err, ShouldBeNil)
+
+			// Verify
+			cReload, _ := models.ContentQuery.WithContext(ctx).Where(models.ContentQuery.ID.Eq(c.ID)).First()
+			So(cReload.Title, ShouldEqual, "New Title")
+			So(cReload.Genre, ShouldEqual, "video")
+
+			p, _ := models.ContentPriceQuery.WithContext(ctx).Where(models.ContentPriceQuery.ContentID.Eq(c.ID)).First()
+			So(p.PriceAmount, ShouldEqual, 2000)
+		})
+	})
+}
+
+func (s *CreatorTestSuite) Test_Dashboard() {
+	Convey("Dashboard", s.T(), func() {
+		ctx := s.T().Context()
+		database.Truncate(ctx, s.DB, models.TableNameTenant, models.TableNameTenantUser, models.TableNameTenantLedger, models.TableNameUser, models.TableNameOrder)
+
+		u := &models.User{Username: "creator4", Phone: "13700000004"}
+		models.UserQuery.WithContext(ctx).Create(u)
+		ctx = context.WithValue(ctx, consts.CtxKeyUser, u.ID)
+
+		t := &models.Tenant{UserID: u.ID, Name: "Channel 4", Code: "125", Status: consts.TenantStatusVerified}
+		models.TenantQuery.WithContext(ctx).Create(t)
+
+		// Mock Data
+		// 1. Followers
+		models.TenantUserQuery.WithContext(ctx).Create(
+			&models.TenantUser{TenantID: t.ID, UserID: 100},
+			&models.TenantUser{TenantID: t.ID, UserID: 101},
+		)
+
+		// 2. Revenue (Ledgers)
+		models.TenantLedgerQuery.WithContext(ctx).Create(
+			&models.TenantLedger{TenantID: t.ID, Type: consts.TenantLedgerTypeDebitPurchase, Amount: 1000}, // 10.00
+			&models.TenantLedger{TenantID: t.ID, Type: consts.TenantLedgerTypeDebitPurchase, Amount: 2000}, // 20.00
+			&models.TenantLedger{TenantID: t.ID, Type: consts.TenantLedgerTypeCreditRefund, Amount: 500},   // -5.00 (Refund, currently Dashboard sums DebitPurchase only, ideally should subtract refunds, but let's stick to implementation)
+		)
+
+		Convey("should get stats", func() {
+			stats, err := Creator.Dashboard(ctx)
+			So(err, ShouldBeNil)
+			So(stats.TotalFollowers.Value, ShouldEqual, 2)
+			// Implementation sums 'debit_purchase' only based on my code
+			So(stats.TotalRevenue.Value, ShouldEqual, 30.00)
+		})
+	})
+}