feat: 新增服务器冠名CDK兑换功能

modules/config/service/server.go

@@ -6,6 +6,7 @@ import (
 	"blazing/modules/config/model"
 	"fmt"
 	"sort"
+	"time"
 
 	"github.com/gogf/gf/v2/database/gdb"
 	"github.com/gogf/gf/v2/frame/g"
@@ -130,6 +131,35 @@ func (s *ServerService) GetServerID(OnlineID uint32) model.ServerList {
 
 }
 
+func (s *ServerService) GetDonationAvailableServerIDs() []uint32 {
+	now := time.Now()
+	builder := dbm_nocache_noenable(s.Model).Builder().Where("owner", 0).WhereOr("expire_time <= ?", now)
+
+	var rows []struct {
+		OnlineID uint32 `json:"online_id"`
+	}
+	dbm_nocache_noenable(s.Model).Fields("online_id").Where(builder).OrderAsc("online_id").Scan(&rows)
+
+	ids := make([]uint32, 0, len(rows))
+	for _, row := range rows {
+		if row.OnlineID == 0 {
+			continue
+		}
+		ids = append(ids, row.OnlineID)
+	}
+	return ids
+}
+
+func (s *ServerService) CanUseDonationName(server model.ServerList, now time.Time) bool {
+	if server.OnlineID == 0 {
+		return false
+	}
+	if server.Owner == 0 {
+		return true
+	}
+	return !server.ExpireTime.After(now)
+}
+
 // 保存版本号
 func (s *ServerService) SetServerScreen(id uint32, name string) {