Inicial

backend/internal/catalog/handler.go

@@ -0,0 +1,108 @@
+package catalog
+
+import (
+	"errors"
+
+	"github.com/gofiber/fiber/v2"
+	"github.com/jackc/pgx/v5"
+	"github.com/techxcar/backend/internal/auth"
+	"github.com/techxcar/backend/pkg/database"
+)
+
+func RegisterRoutes(app *fiber.App, db *database.DB, secret string) {
+	ro := []fiber.Handler{
+		auth.RequireAuth(secret),
+		auth.RequireRole("tenant_admin", "manager", "technician"),
+		auth.TenantMiddleware(db),
+	}
+	write := []fiber.Handler{
+		auth.RequireAuth(secret),
+		auth.RequireRole("tenant_admin", "manager"),
+		auth.TenantMiddleware(db),
+	}
+
+	app.Get("/api/v1/catalog", append(ro, listItemsH())...)
+	app.Post("/api/v1/catalog", append(write, createItemH())...)
+	app.Put("/api/v1/catalog/:id", append(write, updateItemH())...)
+	app.Delete("/api/v1/catalog/:id", append(write, deleteItemH())...)
+}
+
+func listItemsH() fiber.Handler {
+	return func(c *fiber.Ctx) error {
+		conn := auth.GetConn(c)
+		list, err := ListItems(c.Context(), conn)
+		if err != nil {
+			return fiber.NewError(500, "erro ao listar catálogo")
+		}
+		if list == nil {
+			list = []*CatalogItem{}
+		}
+		return c.JSON(fiber.Map{"data": list, "error": nil})
+	}
+}
+
+type itemBody struct {
+	Code      string  `json:"code"`
+	Name      string  `json:"name"`
+	Category  string  `json:"category"`
+	Unit      string  `json:"unit"`
+	BasePrice float64 `json:"base_price"`
+	Active    bool    `json:"active"`
+}
+
+func createItemH() fiber.Handler {
+	return func(c *fiber.Ctx) error {
+		var b itemBody
+		if err := c.BodyParser(&b); err != nil {
+			return fiber.NewError(400, "corpo inválido")
+		}
+		if b.Code == "" || b.Name == "" || b.Category == "" || b.Unit == "" {
+			return fiber.NewError(400, "código, nome, categoria e unidade são obrigatórios")
+		}
+		validUnits := map[string]bool{"un": true, "hora": true, "litro": true, "kg": true}
+		if !validUnits[b.Unit] {
+			return fiber.NewError(400, "unidade inválida (un, hora, litro, kg)")
+		}
+		conn := auth.GetConn(c)
+		item, err := CreateItem(c.Context(), conn, b.Code, b.Name, b.Category, b.Unit, b.BasePrice)
+		if err != nil {
+			return fiber.NewError(500, "erro ao criar item")
+		}
+		return c.Status(201).JSON(fiber.Map{"data": item, "error": nil})
+	}
+}
+
+func updateItemH() fiber.Handler {
+	return func(c *fiber.Ctx) error {
+		var b itemBody
+		if err := c.BodyParser(&b); err != nil {
+			return fiber.NewError(400, "corpo inválido")
+		}
+		if b.Code == "" || b.Name == "" || b.Category == "" || b.Unit == "" {
+			return fiber.NewError(400, "código, nome, categoria e unidade são obrigatórios")
+		}
+		validUnits := map[string]bool{"un": true, "hora": true, "litro": true, "kg": true}
+		if !validUnits[b.Unit] {
+			return fiber.NewError(400, "unidade inválida (un, hora, litro, kg)")
+		}
+		conn := auth.GetConn(c)
+		item, err := UpdateItem(c.Context(), conn, c.Params("id"), b.Code, b.Name, b.Category, b.Unit, b.BasePrice, b.Active)
+		if err != nil {
+			if errors.Is(err, pgx.ErrNoRows) {
+				return fiber.NewError(404, "item não encontrado")
+			}
+			return fiber.NewError(500, "erro ao actualizar item")
+		}
+		return c.JSON(fiber.Map{"data": item, "error": nil})
+	}
+}
+
+func deleteItemH() fiber.Handler {
+	return func(c *fiber.Ctx) error {
+		conn := auth.GetConn(c)
+		if err := DeleteItem(c.Context(), conn, c.Params("id")); err != nil {
+			return fiber.NewError(500, "erro ao eliminar item")
+		}
+		return c.SendStatus(204)
+	}
+}