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https://github.com/truewhile/MeBox.git
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添加新功能,完善项目
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@@ -0,0 +1,173 @@
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package handler
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import (
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"net/http"
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"strings"
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"github.com/gin-gonic/gin"
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"github.com/truewhile/MeBox/internal/middleware"
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"github.com/truewhile/MeBox/internal/model"
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"github.com/truewhile/MeBox/internal/service"
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)
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// 设备管理接口。
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//
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// 普通用户只能操作自己的设备(路由挂在 /me 下,用户 ID 始终取自会话);
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// 管理员通过 /admin/users/:id/devices 代管任意用户。两组接口共用同一份
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// DeviceService,因此「谁上线过、谁被踢掉」只有一处事实来源。
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// deviceListPayload 是设备列表的下发形状。Fingerprint 不外发:它是防共享
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// 判定用的内部标识,暴露出去只会方便伪造。
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type deviceListPayload struct {
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Devices []devicePayload `json:"devices"`
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}
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type devicePayload struct {
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ID string `json:"id"`
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DeviceID string `json:"device_id"`
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DeviceName string `json:"device_name,omitempty"`
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Client string `json:"client,omitempty"`
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LastIP string `json:"last_ip,omitempty"`
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LastSeenAt string `json:"last_seen_at,omitempty"`
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LastPlayAt string `json:"last_play_at,omitempty"`
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Kicked bool `json:"kicked"`
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Online bool `json:"online"`
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Playing bool `json:"playing"`
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Warnings int `json:"warnings"`
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}
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func toDevicePayload(d model.UserDevice) devicePayload {
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out := devicePayload{
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ID: d.ID,
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DeviceID: d.DeviceID,
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DeviceName: d.DeviceName,
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Client: d.Client,
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LastIP: d.LastIP,
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Kicked: d.Kicked,
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Online: d.Online,
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Playing: d.Playing,
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Warnings: d.Warnings,
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}
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if !d.LastSeenAt.IsZero() {
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out.LastSeenAt = d.LastSeenAt.Format("2006-01-02T15:04:05Z07:00")
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}
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if d.LastPlayAt != nil && !d.LastPlayAt.IsZero() {
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out.LastPlayAt = d.LastPlayAt.Format("2006-01-02T15:04:05Z07:00")
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}
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return out
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}
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func deviceListResponse(devices []model.UserDevice) deviceListPayload {
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items := make([]devicePayload, 0, len(devices))
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for _, d := range devices {
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items = append(items, toDevicePayload(d))
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}
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return deviceListPayload{Devices: items}
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}
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// myDevicesHandler 返回当前会话用户的设备列表。
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func myDevicesHandler(svc *service.Container) gin.HandlerFunc {
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return func(c *gin.Context) {
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userID := sessionUserID(c)
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devices, err := svc.Device.ListDevices(c.Request.Context(), userID)
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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c.JSON(http.StatusOK, deviceListResponse(devices))
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}
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}
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// myKickDeviceHandler 踢掉当前用户的一台设备。
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func myKickDeviceHandler(svc *service.Container) gin.HandlerFunc {
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return func(c *gin.Context) {
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userID := sessionUserID(c)
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deviceID := strings.TrimSpace(c.Param("deviceID"))
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if deviceID == "" {
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c.JSON(http.StatusBadRequest, gin.H{"error": "device id required"})
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return
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}
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if err := svc.Device.KickDevice(c.Request.Context(), userID, deviceID); err != nil {
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c.JSON(http.StatusNotFound, gin.H{"error": err.Error()})
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return
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}
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c.Status(http.StatusNoContent)
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}
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}
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// myKickAllDevicesHandler 踢掉当前用户的全部设备。
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func myKickAllDevicesHandler(svc *service.Container) gin.HandlerFunc {
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return func(c *gin.Context) {
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userID := sessionUserID(c)
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if err := svc.Device.KickAllDevices(c.Request.Context(), userID); err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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c.Status(http.StatusNoContent)
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}
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}
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// adminUserDevicesHandler 返回指定用户的设备列表。
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func adminUserDevicesHandler(svc *service.Container) gin.HandlerFunc {
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return func(c *gin.Context) {
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userID := strings.TrimSpace(c.Param("id"))
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// FindByID 对「不存在」返回 (nil, nil),必须判空而不是判 error,
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// 否则「用户不存在」会伪装成「该用户没有设备」的空列表。
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user, err := svc.Repo.User.FindByID(c.Request.Context(), userID)
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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if user == nil {
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c.JSON(http.StatusNotFound, gin.H{"error": "user not found"})
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return
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}
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devices, err := svc.Device.ListDevices(c.Request.Context(), userID)
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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c.JSON(http.StatusOK, deviceListResponse(devices))
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}
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}
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// adminKickUserDeviceHandler 由管理员踢掉指定用户的一台设备。
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func adminKickUserDeviceHandler(svc *service.Container) gin.HandlerFunc {
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return func(c *gin.Context) {
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userID := strings.TrimSpace(c.Param("id"))
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deviceID := strings.TrimSpace(c.Param("deviceID"))
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if deviceID == "" {
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c.JSON(http.StatusBadRequest, gin.H{"error": "device id required"})
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return
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}
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if err := svc.Device.KickDevice(c.Request.Context(), userID, deviceID); err != nil {
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c.JSON(http.StatusNotFound, gin.H{"error": err.Error()})
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return
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}
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c.Status(http.StatusNoContent)
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}
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}
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// adminKickAllUserDevicesHandler 由管理员踢掉指定用户的全部设备。
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func adminKickAllUserDevicesHandler(svc *service.Container) gin.HandlerFunc {
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return func(c *gin.Context) {
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userID := strings.TrimSpace(c.Param("id"))
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if err := svc.Device.KickAllDevices(c.Request.Context(), userID); err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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c.Status(http.StatusNoContent)
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}
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}
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// sessionUserID 读取会话用户 ID。调用方路由都挂在鉴权中间件之后,因此这里
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// 只做类型断言兜底,不做权限判断。
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func sessionUserID(c *gin.Context) string {
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if v, ok := c.Get(middleware.CtxUserID); ok {
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if s, ok := v.(string); ok {
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return s
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}
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}
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return ""
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}
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