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feat: 订阅列表和免费列表

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This commit is contained in:
Blizzard
2026-03-03 17:09:37 +08:00
parent d79beb4663
commit 042c99aa46
21 changed files with 4182 additions and 209 deletions
Download Patch File Download Diff File Expand all files Collapse all files
service/radio/category_service.go
+18 -1
View File
@@ -34,9 +34,26 @@ func (s *CategoryService) GetCategoryList(info radioReq.GetCategoryList) ([]radi
return list, total, err
}
// GetCategoryTree 返回带频道的分类树
func (s *CategoryService) GetCategoryTree() ([]radio.RadioCategory, error) {
var res []radio.RadioCategory
// 1. 查询分类并预加载关联的频道
// Preload("Channels") 会自动根据 CategoryId 匹配
// Preload("Icon") 和 Preload("Cover") 用于加载 OSS 信息
err := global.DB.Model(&radio.RadioCategory{}).
Preload("Channels", "status = ?", 1). // 只加载启用的频道
Preload("Channels.Cover"). // 级联加载频道的封面
Preload("Icon").
Preload("Cover").
Order("sort desc").
Find(&res).Error
return res, err
}
func (s *CategoryService) GetAllCategory() ([]radio.RadioCategory, error) {
var res []radio.RadioCategory
err := global.DB.Find(&res).Preload(":Icon").Preload("Cover").Error
err := global.DB.Find(&res).Preload("Icon").Preload("Cover").Error
return res, err
}
service/radio/channel_service.go
+47 -50
View File
@@ -2,8 +2,8 @@ package radio
import (
"errors"
"sundynix-go/global"
common "sundynix-go/model/commom/request"
"sundynix-go/model/radio"
radioReq "sundynix-go/model/radio/request"
@@ -12,6 +12,23 @@ import (
type ChannelService struct{}
func (s *ChannelService) GetFreeChannelList(req common.PageInfo) ([]radio.RadioChannel, int64, error) {
db := global.DB.Model(&radio.RadioChannel{}).Where("is_free = 1")
var list []radio.RadioChannel
var total int64
err := db.Count(&total).Error
if err != nil {
return nil, 0, err
}
offset := (req.Current - 1) * req.PageSize
err = db.Offset(offset).Limit(req.PageSize).Order("sort ASC").Find(&list).Error
if err != nil {
return nil, 0, err
}
return list, total, nil
}
// GetChannelList 获取频道列表
func (s *ChannelService) GetChannelList(userId string, info radioReq.GetChannelList) ([]radio.RadioChannel, int64, error) {
db := global.DB.Model(&radio.RadioChannel{})
@@ -34,33 +51,19 @@ func (s *ChannelService) GetChannelList(userId string, info radioReq.GetChannelL
}
offset := (info.Current - 1) * info.PageSize
err = db.Offset(offset).Limit(info.PageSize).Order("sort ASC").Find(&list).Error
err = db.Offset(offset).Limit(info.PageSize).Order("is_free desc,sort ASC").Find(&list).Error
if err != nil {
return nil, 0, err
}
// 批量查询用户订阅的频道，避免N+1问题
if userId != "" {
subService := &SubscriptionService{}
subscribedChannelIds, _ := subService.GetUserSubscriptionHistory(userId)
// 转换为map以便快速查找
subscribedMap := make(map[string]bool)
for _, cid := range subscribedChannelIds {
subscribedMap[cid] = true
}
// 填充HasSubscribed字段
for i := range list {
if subscribedMap[list[i].Id] {
list[i].HasSubscribed = 1
} else {
list[i].HasSubscribed = 0
}
}
}
return list, total, nil
}
func (s *ChannelService) GetAllChannelList(categoryId, userId string) ([]radio.RadioChannel, error) {
var res []radio.RadioChannel
err := global.DB.Where("category_id = ?", categoryId).Find(&res).Preload("Cover").Error
return res, err
}
// GetChannelById 获取频道详情
func (s *ChannelService) GetChannelById(userId, id string) (radio.RadioChannel, error) {
var channel radio.RadioChannel
@@ -68,32 +71,23 @@ func (s *ChannelService) GetChannelById(userId, id string) (radio.RadioChannel,
if err != nil {
return channel, err
}
// 填充HasSubscribed字段
if userId != "" {
subService := &SubscriptionService{}
hasSub, _ := subService.HasSubscription(userId, channel.Id)
if hasSub {
channel.HasSubscribed = 1
} else {
channel.HasSubscribed = 0
}
}
return channel, nil
}
// SaveChannel 保存频道
func (s *ChannelService) SaveChannel(req radioReq.SaveChannel) error {
channel := radio.RadioChannel{
CategoryId: req.CategoryId,
Name: req.Name,
Description: req.Description,
CoverId: req.CoverId,
Tags: req.Tags,
IsVipOnly: req.IsVipOnly,
Sort: req.Sort,
Status: req.Status,
CategoryId: req.CategoryId,
Name: req.Name,
Description: req.Description,
CoverId: req.CoverId,
Tags: req.Tags,
IsVipOnly: req.IsVipOnly,
MonthlyPrice: req.MonthlyPrice,
QuarterlyPrice: req.QuarterlyPrice,
AnnualPrice: req.AnnualPrice,
Sort: req.Sort,
Status: req.Status,
}
return global.DB.Create(&channel).Error
}
@@ -101,14 +95,17 @@ func (s *ChannelService) SaveChannel(req radioReq.SaveChannel) error {
// UpdateChannel 更新频道
func (s *ChannelService) UpdateChannel(req radioReq.UpdateChannel) error {
updates := map[string]interface{}{
"category_id": req.CategoryId,
"name": req.Name,
"description": req.Description,
"cover_id": req.CoverId,
"tags": req.Tags,
"is_vip_only": req.IsVipOnly,
"sort": req.Sort,
"status": req.Status,
"category_id": req.CategoryId,
"name": req.Name,
"description": req.Description,
"cover_id": req.CoverId,
"tags": req.Tags,
"is_vip_only": req.IsVipOnly,
"monthly_price": req.MonthlyPrice,
"quarterly_price": req.QuarterlyPrice,
"annual_price": req.AnnualPrice,
"sort": req.Sort,
"status": req.Status,
}
return global.DB.Model(&radio.RadioChannel{}).Where("id = ?", req.Id).Updates(updates).Error
}
service/radio/interaction_service.go
+1 -1
View File
@@ -41,7 +41,7 @@ func (s *InteractionService) AddHistory(userId string, req radioReq.AddHistory)
// GetHistoryList 获取收听历史列表
func (s *InteractionService) GetHistoryList(userId string, info radioReq.GetHistoryList) ([]radio.RadioHistory, int64, error) {
db := global.DB.Model(&radio.RadioHistory{}).Where("user_id = ?", userId)
db := global.DB.Model(&radio.RadioHistory{}).Where("user_id = ?", userId).Preload("RadioProgram")
var list []radio.RadioHistory
var total int64
service/radio/subscription_service.go
+33 -7
View File
@@ -16,18 +16,44 @@ const MaxFreeSubscription = 2
// GetUserSubscription 获取用户订阅列表
func (s *SubscriptionService) GetUserSubscription(userId string, info common.PageInfo) ([]radio.RadioSubscription, int64, error) {
db := global.DB.Model(&radio.RadioSubscription{}).Where("user_id = ?", userId)
var list []radio.RadioSubscription
var subscriptions []radio.RadioSubscription
var total int64
err := db.Count(&total).Error
db := global.DB // 替换为你实际的 GORM 变量
// 2. 统计该用户订阅的总数 (Status=1 表示订阅中)
err := db.Model(&radio.RadioSubscription{}).
Where("user_id = ? AND status = 1", userId).
Count(&total).Error
if err != nil {
return nil, 0, err
}
// 3. 执行分页关联查询
err = db.Model(&radio.RadioSubscription{}).
Where("user_id = ? AND status = 1", userId).
Limit(info.PageSize).
Offset((info.Current-1)*info.PageSize).
Order("created_at DESC").
// 级联加载频道及其封面
Preload("Channel").
Preload("Channel.Cover").
// 关键：子查询过滤——只预加载每个频道 ID 最大的那一条节目
Preload("Channel.Programs", func(db *gorm.DB) *gorm.DB {
// 子查询：找到每个频道下 ID 最大的节目（通常 ID 越大代表越新，也可以用 CreatedAt）
subQuery := db.Table("sundynix_radio_program").
Select("id").
Where("status = 1"). // 只找上架的
Where("created_at = (SELECT MAX(created_at) FROM sundynix_radio_program AS rp WHERE rp.channel_id = sundynix_radio_program.channel_id AND rp.status = 1)")
offset := (info.Current - 1) * info.PageSize
err = db.Offset(offset).Limit(info.PageSize).Order("created_at DESC").Find(&list).Error
return list, total, err
// 嵌套预加载：节目里的音频和封面也一并带出来
return db.Where("id IN (?)", subQuery).
Preload("Cover").
Preload("Audio")
}).
Find(&subscriptions).Error
if err != nil {
return nil, total, err
}
return subscriptions, total, err
}
// GetUserSubscriptionHistory 获取用户历史订阅过的频道ID列表