feat: management handlers — source, template, channel CRUD

internal/handler/channel.go

@@ -0,0 +1,91 @@
+package handler
+
+import (
+	"encoding/json"
+	"net/http"
+	"strconv"
+
+	"aiaa-notification-service/internal/cache"
+	"aiaa-notification-service/internal/model"
+	"aiaa-notification-service/internal/store"
+
+	"github.com/gin-gonic/gin"
+)
+
+type ChannelHandler struct {
+	store *store.Store
+	cache *cache.Cache
+}
+
+func NewChannelHandler(s *store.Store, c *cache.Cache) *ChannelHandler {
+	return &ChannelHandler{store: s, cache: c}
+}
+
+type createChannelReq struct {
+	Name   string          `json:"name"   binding:"required"`
+	Type   string          `json:"type"   binding:"required"`
+	Config json.RawMessage `json:"config" binding:"required"`
+	Status int             `json:"status"`
+}
+
+func (h *ChannelHandler) Create(c *gin.Context) {
+	var req createChannelReq
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+	if req.Status == 0 {
+		req.Status = 1
+	}
+	raw := json.RawMessage(req.Config)
+	ch := &model.Channel{Name: req.Name, Type: req.Type, Config: &raw, Status: req.Status}
+	if err := h.store.CreateChannel(c.Request.Context(), ch); err != nil {
+		c.JSON(http.StatusConflict, gin.H{"error": err.Error()})
+		return
+	}
+	c.JSON(http.StatusCreated, ch)
+}
+
+func (h *ChannelHandler) List(c *gin.Context) {
+	channels, err := h.store.ListChannels(c.Request.Context())
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	c.JSON(http.StatusOK, channels)
+}
+
+func (h *ChannelHandler) Get(c *gin.Context) {
+	id, _ := strconv.Atoi(c.Param("id"))
+	ch, err := h.store.GetChannel(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "channel not found"})
+		return
+	}
+	c.JSON(http.StatusOK, ch)
+}
+
+func (h *ChannelHandler) Update(c *gin.Context) {
+	id, _ := strconv.Atoi(c.Param("id"))
+	var req createChannelReq
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+	raw := json.RawMessage(req.Config)
+	ch := &model.Channel{Name: req.Name, Type: req.Type, Config: &raw, Status: req.Status}
+	if err := h.store.UpdateChannel(c.Request.Context(), id, ch); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	c.JSON(http.StatusOK, gin.H{"ok": true})
+}
+
+func (h *ChannelHandler) Delete(c *gin.Context) {
+	id, _ := strconv.Atoi(c.Param("id"))
+	if err := h.store.DeleteChannel(c.Request.Context(), id); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	c.JSON(http.StatusOK, gin.H{"ok": true})
+}