server code 4/27

server/internal/controller/device/device_v2_unbind_device.go

@@ -0,0 +1,69 @@
+/*
+SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
+SPDX-License-Identifier: MIT
+*/
+
+package device
+
+import (
+	"context"
+	"stackChan/internal/dao"
+	"stackChan/internal/model"
+	"stackChan/internal/service"
+	"stackChan/internal/xiaozhi"
+
+	"github.com/gogf/gf/v2/errors/gcode"
+	"github.com/gogf/gf/v2/errors/gerror"
+	"github.com/gogf/gf/v2/frame/g"
+
+	"stackChan/api/device/v2"
+)
+
+// UnbindDevice Device unbinding interface
+func (c *ControllerV2) UnbindDevice(ctx context.Context, req *v2.UnbindDeviceReq) (res *v2.UnbindDeviceRes, err error) {
+	_, err = service.CreateMacIfNotExists(ctx, req.Mac)
+	if err != nil {
+		return nil, gerror.WrapCode(gcode.CodeDbOperationError, err, "Failed to initialize device information")
+	}
+	uid := g.RequestFromCtx(ctx).GetCtxVar(model.Uid).Int64()
+	if uid == 0 {
+		return nil, gerror.NewCode(gcode.CodeMissingParameter, "User UID cannot be empty")
+	}
+
+	// 3. Validate MAC address parameter
+	if req.Mac == "" {
+		return nil, gerror.NewCode(gcode.CodeMissingParameter, "Device MAC address cannot be empty")
+	}
+
+	restoreResponse, err := service.RestoreDefaultAgent(req.Mac)
+
+	if err != nil {
+		return nil, err
+	}
+
+	if !restoreResponse {
+		return nil, gerror.NewCode(gcode.CodeInternalError, "Failed to restore default configuration")
+	}
+
+	// xiaozhi Unbind Device
+	unbindResponse, err := xiaozhi.UnbindDevice(&req.Mac)
+	if err != nil {
+		return nil, gerror.NewCode(gcode.CodeInternalError)
+	}
+	if !unbindResponse {
+		g.Log().Error(ctx, "xiaozhi Unbind Device failed:")
+		return nil, gerror.NewCode(gcode.CodeInternalError)
+	}
+
+	// 4. Perform unbind: set uid to 0/NULL (only the current user's own device can be unbound)
+	_, err = dao.Device.Ctx(ctx).
+		Where("mac = ?", req.Mac).
+		Where("uid = ?", uid).
+		Data("uid", nil, "bind_time", nil).
+		Update()
+	if err != nil {
+		return nil, gerror.WrapCode(gcode.CodeDbOperationError, err, "Device unbinding failed")
+	}
+	// 5. Return success response (consistent with bind interface format)
+	return new(v2.UnbindDeviceRes(true)), nil
+}