second commit

internal/handler/api/v1/agent_capacity_handler.go

@@ -0,0 +1,163 @@
+package v1
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+
+	"github.com/gochat/gochat/internal/service"
+	applogger "github.com/gochat/gochat/pkg/logger"
+	"github.com/gochat/gochat/pkg/pagination"
+	"github.com/gochat/gochat/pkg/response"
+)
+
+// AgentCapacityHandler handles AgentCapacityPolicy CRUD operations.
+// Reference: Chatwoot enterprise/app/controllers/api/v1/agent_capacity_policies_controller.rb
+type AgentCapacityHandler struct {
+	svc *service.AgentCapacityPolicyService
+}
+
+// NewAgentCapacityHandler creates a new AgentCapacityPolicy handler.
+func NewAgentCapacityHandler(svc *service.AgentCapacityPolicyService) *AgentCapacityHandler {
+	return &AgentCapacityHandler{svc: svc}
+}
+
+// List returns all agent capacity policies for an account.
+// GET /api/v1/accounts/:account_id/agent_capacity_policies
+func (h *AgentCapacityHandler) List(c *gin.Context) {
+	accountID := getAccountID(c)
+	if accountID == 0 {
+		response.AbortWithStatusError(c, http.StatusUnauthorized, response.ErrUnauthorized, "account not identified")
+		return
+	}
+
+	pg := pagination.Parse(c)
+	policies, total, err := h.svc.List(c.Request.Context(), accountID, pg.Page, pg.PerPage)
+	if err != nil {
+		applogger.L().Errorf("List agent capacity policies for account %d: %v", accountID, err)
+		handleServiceError(c, err)
+		return
+	}
+
+	response.OKWithMeta(c, policies, pg.Page, pg.PerPage, total)
+}
+
+// Create creates a new agent capacity policy for an account.
+// POST /api/v1/accounts/:account_id/agent_capacity_policies
+// Request body uses Chatwoot-style wrapper: { "agent_capacity_policy": { "name": "...", ... } }
+func (h *AgentCapacityHandler) Create(c *gin.Context) {
+	accountID := getAccountID(c)
+	if accountID == 0 {
+		response.AbortWithStatusError(c, http.StatusUnauthorized, response.ErrUnauthorized, "account not identified")
+		return
+	}
+
+	var wrapper struct {
+		AgentCapacityPolicy service.CreateAgentCapacityPolicyRequest `json:"agent_capacity_policy"`
+	}
+	if err := c.ShouldBindJSON(&wrapper); err != nil {
+		response.AbortWithStatusError(c, http.StatusBadRequest, response.ErrValidation, err.Error())
+		return
+	}
+
+	policy, err := h.svc.Create(c.Request.Context(), accountID, wrapper.AgentCapacityPolicy)
+	if err != nil {
+		applogger.L().Errorf("Create agent capacity policy for account %d: %v", accountID, err)
+		handleServiceError(c, err)
+		return
+	}
+
+	response.Created(c, policy)
+}
+
+// Get returns a single agent capacity policy by ID.
+// GET /api/v1/accounts/:account_id/agent_capacity_policies/:id
+func (h *AgentCapacityHandler) Get(c *gin.Context) {
+	accountID := getAccountID(c)
+	if accountID == 0 {
+		response.AbortWithStatusError(c, http.StatusUnauthorized, response.ErrUnauthorized, "account not identified")
+		return
+	}
+
+	id, err := parseUintParam(c, "id")
+	if err != nil {
+		response.AbortWithStatusError(c, http.StatusBadRequest, response.ErrBadRequest, "invalid id")
+		return
+	}
+
+	policy, svcErr := h.svc.GetByID(c.Request.Context(), id, accountID)
+	if svcErr != nil {
+		applogger.L().Errorf("Get agent capacity policy %d for account %d: %v", id, accountID, svcErr)
+		handleServiceError(c, svcErr)
+		return
+	}
+
+	response.OK(c, policy)
+}
+
+// Update updates an existing agent capacity policy.
+// PUT /api/v1/accounts/:account_id/agent_capacity_policies/:id
+func (h *AgentCapacityHandler) Update(c *gin.Context) {
+	accountID := getAccountID(c)
+	if accountID == 0 {
+		response.AbortWithStatusError(c, http.StatusUnauthorized, response.ErrUnauthorized, "account not identified")
+		return
+	}
+
+	id, err := parseUintParam(c, "id")
+	if err != nil {
+		response.AbortWithStatusError(c, http.StatusBadRequest, response.ErrBadRequest, "invalid id")
+		return
+	}
+
+	var req service.UpdateAgentCapacityPolicyRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		response.AbortWithStatusError(c, http.StatusBadRequest, response.ErrValidation, err.Error())
+		return
+	}
+
+	policy, svcErr := h.svc.Update(c.Request.Context(), id, accountID, req)
+	if svcErr != nil {
+		applogger.L().Errorf("Update agent capacity policy %d for account %d: %v", id, accountID, svcErr)
+		handleServiceError(c, svcErr)
+		return
+	}
+
+	response.OK(c, policy)
+}
+
+// Delete deletes an agent capacity policy.
+// DELETE /api/v1/accounts/:account_id/agent_capacity_policies/:id
+func (h *AgentCapacityHandler) Delete(c *gin.Context) {
+	accountID := getAccountID(c)
+	if accountID == 0 {
+		response.AbortWithStatusError(c, http.StatusUnauthorized, response.ErrUnauthorized, "account not identified")
+		return
+	}
+
+	id, err := parseUintParam(c, "id")
+	if err != nil {
+		response.AbortWithStatusError(c, http.StatusBadRequest, response.ErrBadRequest, "invalid id")
+		return
+	}
+
+	if svcErr := h.svc.Delete(c.Request.Context(), id, accountID); svcErr != nil {
+		applogger.L().Errorf("Delete agent capacity policy %d for account %d: %v", id, accountID, svcErr)
+		handleServiceError(c, svcErr)
+		return
+	}
+
+	response.NoContent(c)
+}
+
+// RegisterAgentCapacityRoutes registers agent capacity policy routes on a gin.RouterGroup.
+func RegisterAgentCapacityRoutes(rg *gin.RouterGroup, h *AgentCapacityHandler) {
+	policies := rg.Group("/agent_capacity_policies")
+	{
+		policies.GET("/", h.List)
+		policies.POST("/", h.Create)
+		policies.GET("/:id", h.Get)
+		policies.PUT("/:id", h.Update)
+		policies.DELETE("/:id", h.Delete)
+	}
+}