feat: 新增设备登录功能，包括API接口、RPC服务、逻辑处理和相关数据类型及错误码。

apps/rpc/core/internal/logic/deviceLoginLogic.go

@@ -0,0 +1,104 @@
+package logic
+
+import (
+	"context"
+	"database/sql"
+	"errors"
+
+	"github.com/zero-ppanel/zero-ppanel/apps/rpc/core/core"
+	"github.com/zero-ppanel/zero-ppanel/apps/rpc/core/internal/repo"
+	"github.com/zero-ppanel/zero-ppanel/apps/rpc/core/internal/svc"
+	"github.com/zero-ppanel/zero-ppanel/pkg/xerr"
+
+	"github.com/zeromicro/go-zero/core/logx"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
+)
+
+type DeviceLoginLogic struct {
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+	logx.Logger
+}
+
+func NewDeviceLoginLogic(ctx context.Context, svcCtx *svc.ServiceContext) *DeviceLoginLogic {
+	return &DeviceLoginLogic{
+		ctx:    ctx,
+		svcCtx: svcCtx,
+		Logger: logx.WithContext(ctx),
+	}
+}
+
+// DeviceLogin 设备登录：查设备 → 不存在则注册 → 返回用户信息
+func (l *DeviceLoginLogic) DeviceLogin(in *core.DeviceLoginReq) (*core.DeviceLoginResp, error) {
+	// 1. 查询设备
+	device, err := l.svcCtx.DeviceRepo.FindDeviceByIdentifier(l.ctx, in.Identifier)
+	if err != nil && !errors.Is(err, sql.ErrNoRows) {
+		l.Errorf("FindDeviceByIdentifier error: %v", err)
+		return nil, status.Error(codes.Code(xerr.DatabaseQueryError), "查询设备失败")
+	}
+
+	var userID int64
+	var isNewUser bool
+	var isAdmin bool
+
+	if errors.Is(err, sql.ErrNoRows) || device == nil {
+		// 2. 设备不存在，创建用户+设备
+		userID, err = l.svcCtx.DeviceRepo.CreateUserWithDevice(l.ctx, repo.CreateUserWithDeviceParams{
+			Identifier: in.Identifier,
+			UserAgent:  in.UserAgent,
+			IP:         in.Ip,
+			ShortCode:  in.ShortCode,
+		})
+		if err != nil {
+			l.Errorf("CreateUserWithDevice error: %v", err)
+			return nil, status.Error(codes.Code(xerr.DatabaseInsertError), "创建用户设备失败")
+		}
+		isNewUser = true
+
+		// 记录注册日志
+		_ = l.svcCtx.DeviceRepo.InsertLoginLog(l.ctx, repo.LoginLogParams{
+			UserID:    userID,
+			Method:    "device",
+			IP:        in.Ip,
+			UserAgent: in.UserAgent,
+			Success:   true,
+		})
+	} else {
+		// 3. 设备存在，检查是否启用
+		if !device.Enabled {
+			return nil, status.Error(codes.Code(xerr.DeviceNotEnabled), "设备已禁用")
+		}
+
+		userID = device.UserID
+
+		// 查用户信息
+		user, err := l.svcCtx.DeviceRepo.FindUserByID(l.ctx, userID)
+		if err != nil {
+			l.Errorf("FindUserByID error: %v", err)
+			return nil, status.Error(codes.Code(xerr.DatabaseQueryError), "查询用户失败")
+		}
+
+		if !user.Enable {
+			return nil, status.Error(codes.Code(xerr.UserDisabled), "用户已禁用")
+		}
+
+		isAdmin = user.IsAdmin
+	}
+
+	// 4. 记录登录日志
+	_ = l.svcCtx.DeviceRepo.InsertLoginLog(l.ctx, repo.LoginLogParams{
+		UserID:    userID,
+		Method:    "device",
+		IP:        in.Ip,
+		UserAgent: in.UserAgent,
+		Success:   true,
+	})
+
+	return &core.DeviceLoginResp{
+		UserId:    userID,
+		IsAdmin:   isAdmin,
+		IsDisabled: false,
+		IsNewUser: isNewUser,
+	}, nil
+}