初始化项目

service/ad_position_service.go

@@ -0,0 +1,212 @@
+package service
+
+import (
+	"cidService/dao"
+	"cidService/model/dto"
+	"cidService/model/entity"
+	"context"
+	"time"
+
+	"github.com/gogf/gf/v2/errors/gerror"
+	"github.com/gogf/gf/v2/util/gconv"
+)
+
+var AdPosition = new(adPosition)
+
+type adPosition struct{}
+
+// Add 添加广告位
+func (s *adPosition) Add(ctx context.Context, req *dto.AddAdPositionReq) (res *dto.AddAdPositionRes, err error) {
+	adPosition := &entity.AdPosition{}
+	if err = gconv.Struct(req, adPosition); err != nil {
+		return
+	}
+
+	// 设置基础字段
+	now := time.Now()
+	adPosition.CreatedAt = now
+	adPosition.UpdatedAt = now
+	adPosition.IsDeleted = false
+
+	// 初始化统计字段
+	adPosition.DailyImpressions = 0
+	adPosition.DailyClicks = 0
+	adPosition.DailyRevenue = 0
+	adPosition.CTR = 0
+	// eCPM字段是未导出的，无法直接设置
+
+	if err = dao.AdPosition.Insert(ctx, adPosition); err != nil {
+		return
+	}
+
+	res = &dto.AddAdPositionRes{Id: adPosition.Id.Hex()}
+	return
+}
+
+// Update 更新广告位
+func (s *adPosition) Update(ctx context.Context, req *dto.UpdateAdPositionReq) (err error) {
+	// 更新修改时间（不需要设置，DAO层会处理）
+	return dao.AdPosition.Update(ctx, req)
+}
+
+// UpdateStatus 更新广告位状态
+func (s *adPosition) UpdateStatus(ctx context.Context, req *dto.UpdateAdPositionStatusReq) (err error) {
+	return dao.AdPosition.UpdateStatus(ctx, req.Id, req.Status)
+}
+
+// GetOne 获取广告位详情
+func (s *adPosition) GetOne(ctx context.Context, req *dto.GetAdPositionReq) (res *dto.GetAdPositionRes, err error) {
+	adPosition, err := dao.AdPosition.GetOne(ctx, req.Id)
+	if err != nil {
+		return
+	}
+
+	res = &dto.GetAdPositionRes{
+		AdPosition: adPosition,
+	}
+	return
+}
+
+// List 获取广告位列表
+func (s *adPosition) List(ctx context.Context, req *dto.ListAdPositionReq) (res *dto.ListAdPositionRes, err error) {
+	list, total, err := dao.AdPosition.List(ctx, req)
+	if err != nil {
+		return
+	}
+
+	res = &dto.ListAdPositionRes{
+		List:  list,
+		Total: int(total),
+	}
+	return
+}
+
+// GetStatistics 获取广告位统计数据
+func (s *adPosition) GetStatistics(ctx context.Context, req *dto.GetAdPositionStatisticsReq) (res *dto.GetAdPositionStatisticsRes, err error) {
+	statReq := &dto.GetAdStatisticsReq{
+		StatType:      "adPosition",
+		StatDimension: req.StatType,
+		TargetId:      req.Id,
+		StartDate:     req.StartDate,
+		EndDate:       req.EndDate,
+		DeviceType:    "",
+		Platform:      "",
+		Region:        "",
+		Gender:        "",
+		AgeGroup:      "",
+		SortBy:        "",
+		SortDirection: "",
+	}
+
+	list, total, err := dao.AdStatistics.GetStatistics(ctx, statReq)
+	if err != nil {
+		return
+	}
+
+	res = &dto.GetAdPositionStatisticsRes{
+		Statistics: list,
+		Total:      int(total),
+	}
+	return
+}
+
+// GetByCode 根据编码获取广告位
+func (s *adPosition) GetByCode(ctx context.Context, code string) (adPosition *entity.AdPosition, err error) {
+	return dao.AdPosition.GetByCode(ctx, code)
+}
+
+// GetAvailableAdPositions 获取可用的广告位列表
+func (s *adPosition) GetAvailableAdPositions(ctx context.Context) (list []*entity.AdPosition, err error) {
+	return dao.AdPosition.GetAvailableAdPositions(ctx)
+}
+
+// MatchAd 匹配广告
+func (s *adPosition) MatchAd(ctx context.Context, positionCode string, userInfo map[string]interface{}) (ad *entity.Advertisement, err error) {
+	// 获取广告位信息
+	adPosition, err := dao.AdPosition.GetByCode(ctx, positionCode)
+	if err != nil {
+		return
+	}
+
+	// 检查广告位状态
+	if adPosition.Status != "启用" {
+		return nil, gerror.New("广告位未启用")
+	}
+
+	// 获取符合条件的广告列表
+	// 这里简化处理，实际项目中应该根据广告定向条件匹配广告
+	// 可以使用MongoDB的聚合管道实现复杂匹配逻辑
+
+	// 返回匹配的广告
+	// 这里返回第一个广告作为示例
+	ad = &entity.Advertisement{
+		Title:          "示例广告",
+		MaterialUrl:    "https://example.com/ad.jpg",
+		LinkUrl:        "https://example.com",
+		LandingPageUrl: "https://example.com/landing",
+	}
+
+	return
+}
+
+// UpdateAdPositionStatistics 更新广告位统计
+func (s *adPosition) UpdateAdPositionStatistics(ctx context.Context, id string, impressions, clicks, revenue int64) (err error) {
+	// 获取广告位信息
+	adPosition, err := dao.AdPosition.GetOne(ctx, id)
+	if err != nil {
+		return
+	}
+
+	// 计算统计数据
+	totalImpressions := adPosition.DailyImpressions + impressions
+	totalClicks := adPosition.DailyClicks + clicks
+	totalRevenue := adPosition.DailyRevenue + revenue
+
+	// 计算比率
+	ctr := 0.0
+	if totalImpressions > 0 {
+		ctr = float64(totalClicks) / float64(totalImpressions)
+	}
+
+	ecpm := int64(0)
+	if totalImpressions > 0 {
+		ecpm = totalRevenue * 1000 / totalImpressions
+	}
+
+	// 构建更新数据
+	stats := map[string]interface{}{
+		"dailyImpressions": totalImpressions,
+		"dailyClicks":      totalClicks,
+		"dailyRevenue":     totalRevenue,
+		"ctr":              ctr,
+		"ecpm":             ecpm,
+		"updatedAt":        time.Now(),
+	}
+
+	// 更新广告位统计
+	err = dao.AdPosition.UpdateStatistics(ctx, id, stats)
+	if err != nil {
+		return
+	}
+
+	// 插入统计记录
+	today := time.Now()
+	todayStart := time.Date(today.Year(), today.Month(), today.Day(), 0, 0, 0, 0, today.Location()).Unix()
+
+	statistics := &entity.AdStatistics{
+		StatType:      "adPosition",
+		StatDimension: "day",
+		TargetId:      id,
+		TargetName:    adPosition.Name,
+		StatDate:      todayStart,
+		Impressions:   impressions,
+		Clicks:        clicks,
+		Cost:          0, // 广告位不记录消耗，只记录收入
+		Revenue:       revenue,
+		CTR:           ctr,
+		// eCPM字段是未导出的，无法直接设置
+	}
+
+	err = dao.AdStatistics.Upsert(ctx, statistics)
+	return
+}