merge upstream main
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song
246
backend/internal/handler/admin/announcement_handler.go
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246
backend/internal/handler/admin/announcement_handler.go
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@@ -0,0 +1,246 @@
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package admin
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import (
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"strconv"
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"strings"
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"time"
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"github.com/Wei-Shaw/sub2api/internal/handler/dto"
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"github.com/Wei-Shaw/sub2api/internal/pkg/pagination"
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"github.com/Wei-Shaw/sub2api/internal/pkg/response"
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middleware2 "github.com/Wei-Shaw/sub2api/internal/server/middleware"
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"github.com/Wei-Shaw/sub2api/internal/service"
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"github.com/gin-gonic/gin"
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)
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// AnnouncementHandler handles admin announcement management
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type AnnouncementHandler struct {
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announcementService *service.AnnouncementService
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}
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// NewAnnouncementHandler creates a new admin announcement handler
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func NewAnnouncementHandler(announcementService *service.AnnouncementService) *AnnouncementHandler {
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return &AnnouncementHandler{
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announcementService: announcementService,
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}
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}
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type CreateAnnouncementRequest struct {
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Title string `json:"title" binding:"required"`
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Content string `json:"content" binding:"required"`
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Status string `json:"status" binding:"omitempty,oneof=draft active archived"`
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Targeting service.AnnouncementTargeting `json:"targeting"`
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StartsAt *int64 `json:"starts_at"` // Unix seconds, 0/empty = immediate
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EndsAt *int64 `json:"ends_at"` // Unix seconds, 0/empty = never
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}
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type UpdateAnnouncementRequest struct {
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Title *string `json:"title"`
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Content *string `json:"content"`
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Status *string `json:"status" binding:"omitempty,oneof=draft active archived"`
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Targeting *service.AnnouncementTargeting `json:"targeting"`
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StartsAt *int64 `json:"starts_at"` // Unix seconds, 0 = clear
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EndsAt *int64 `json:"ends_at"` // Unix seconds, 0 = clear
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}
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// List handles listing announcements with filters
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// GET /api/v1/admin/announcements
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func (h *AnnouncementHandler) List(c *gin.Context) {
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page, pageSize := response.ParsePagination(c)
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status := strings.TrimSpace(c.Query("status"))
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search := strings.TrimSpace(c.Query("search"))
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if len(search) > 200 {
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search = search[:200]
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}
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params := pagination.PaginationParams{
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Page: page,
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PageSize: pageSize,
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}
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items, paginationResult, err := h.announcementService.List(
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c.Request.Context(),
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params,
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service.AnnouncementListFilters{Status: status, Search: search},
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)
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if err != nil {
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response.ErrorFrom(c, err)
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return
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}
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out := make([]dto.Announcement, 0, len(items))
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for i := range items {
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out = append(out, *dto.AnnouncementFromService(&items[i]))
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}
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response.Paginated(c, out, paginationResult.Total, page, pageSize)
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}
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// GetByID handles getting an announcement by ID
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// GET /api/v1/admin/announcements/:id
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func (h *AnnouncementHandler) GetByID(c *gin.Context) {
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announcementID, err := strconv.ParseInt(c.Param("id"), 10, 64)
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if err != nil || announcementID <= 0 {
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response.BadRequest(c, "Invalid announcement ID")
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return
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}
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item, err := h.announcementService.GetByID(c.Request.Context(), announcementID)
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if err != nil {
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response.ErrorFrom(c, err)
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return
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}
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response.Success(c, dto.AnnouncementFromService(item))
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}
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// Create handles creating a new announcement
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// POST /api/v1/admin/announcements
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func (h *AnnouncementHandler) Create(c *gin.Context) {
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var req CreateAnnouncementRequest
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if err := c.ShouldBindJSON(&req); err != nil {
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response.BadRequest(c, "Invalid request: "+err.Error())
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return
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}
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subject, ok := middleware2.GetAuthSubjectFromContext(c)
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if !ok {
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response.Unauthorized(c, "User not found in context")
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return
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}
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input := &service.CreateAnnouncementInput{
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Title: req.Title,
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Content: req.Content,
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Status: req.Status,
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Targeting: req.Targeting,
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ActorID: &subject.UserID,
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}
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if req.StartsAt != nil && *req.StartsAt > 0 {
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t := time.Unix(*req.StartsAt, 0)
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input.StartsAt = &t
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}
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if req.EndsAt != nil && *req.EndsAt > 0 {
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t := time.Unix(*req.EndsAt, 0)
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input.EndsAt = &t
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}
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created, err := h.announcementService.Create(c.Request.Context(), input)
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if err != nil {
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response.ErrorFrom(c, err)
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return
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}
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response.Success(c, dto.AnnouncementFromService(created))
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}
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// Update handles updating an announcement
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// PUT /api/v1/admin/announcements/:id
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func (h *AnnouncementHandler) Update(c *gin.Context) {
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announcementID, err := strconv.ParseInt(c.Param("id"), 10, 64)
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if err != nil || announcementID <= 0 {
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response.BadRequest(c, "Invalid announcement ID")
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return
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}
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var req UpdateAnnouncementRequest
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if err := c.ShouldBindJSON(&req); err != nil {
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response.BadRequest(c, "Invalid request: "+err.Error())
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return
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}
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subject, ok := middleware2.GetAuthSubjectFromContext(c)
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if !ok {
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response.Unauthorized(c, "User not found in context")
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return
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}
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input := &service.UpdateAnnouncementInput{
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Title: req.Title,
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Content: req.Content,
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Status: req.Status,
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Targeting: req.Targeting,
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ActorID: &subject.UserID,
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}
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if req.StartsAt != nil {
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if *req.StartsAt == 0 {
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var cleared *time.Time = nil
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input.StartsAt = &cleared
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} else {
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t := time.Unix(*req.StartsAt, 0)
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ptr := &t
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input.StartsAt = &ptr
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}
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}
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if req.EndsAt != nil {
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if *req.EndsAt == 0 {
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var cleared *time.Time = nil
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input.EndsAt = &cleared
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} else {
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t := time.Unix(*req.EndsAt, 0)
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ptr := &t
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input.EndsAt = &ptr
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}
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}
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updated, err := h.announcementService.Update(c.Request.Context(), announcementID, input)
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if err != nil {
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response.ErrorFrom(c, err)
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return
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}
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response.Success(c, dto.AnnouncementFromService(updated))
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}
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// Delete handles deleting an announcement
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// DELETE /api/v1/admin/announcements/:id
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func (h *AnnouncementHandler) Delete(c *gin.Context) {
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announcementID, err := strconv.ParseInt(c.Param("id"), 10, 64)
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if err != nil || announcementID <= 0 {
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response.BadRequest(c, "Invalid announcement ID")
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return
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}
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if err := h.announcementService.Delete(c.Request.Context(), announcementID); err != nil {
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response.ErrorFrom(c, err)
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return
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}
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response.Success(c, gin.H{"message": "Announcement deleted successfully"})
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}
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// ListReadStatus handles listing users read status for an announcement
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// GET /api/v1/admin/announcements/:id/read-status
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func (h *AnnouncementHandler) ListReadStatus(c *gin.Context) {
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announcementID, err := strconv.ParseInt(c.Param("id"), 10, 64)
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if err != nil || announcementID <= 0 {
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response.BadRequest(c, "Invalid announcement ID")
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return
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}
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page, pageSize := response.ParsePagination(c)
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params := pagination.PaginationParams{
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Page: page,
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PageSize: pageSize,
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}
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search := strings.TrimSpace(c.Query("search"))
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if len(search) > 200 {
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search = search[:200]
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}
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items, paginationResult, err := h.announcementService.ListUserReadStatus(
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c.Request.Context(),
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announcementID,
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params,
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search,
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)
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if err != nil {
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response.ErrorFrom(c, err)
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return
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}
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response.Paginated(c, items, paginationResult.Total, page, pageSize)
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}
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