fix(groups): merge main and resolve model allowlist conflicts

backend/internal/handler/admin/group_handler.go

@@ -10,6 +10,7 @@ import (
 	"strings"
 	"time"
 
+	"github.com/Wei-Shaw/sub2api/internal/config"
 	"github.com/Wei-Shaw/sub2api/internal/handler/dto"
 	infraerrors "github.com/Wei-Shaw/sub2api/internal/pkg/errors"
 	"github.com/Wei-Shaw/sub2api/internal/pkg/response"
@@ -24,10 +25,14 @@ type GroupHandler struct {
 	adminService         service.AdminService
 	dashboardService     *service.DashboardService
 	groupCapacityService *service.GroupCapacityService
+	cfg                  *config.Config
 }
 
 // GetLiveCapability 返回当前服务端是否具备生成 Live attestation 的运行环境。
 func (h *GroupHandler) GetLiveCapability(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "live_capability") {
+		return
+	}
 	err := liveattestation.NewProvider().Check(c.Request.Context())
 	result := gin.H{"supported": err == nil}
 	if err != nil {
@@ -87,13 +92,94 @@ func (f optionalLimitField) ToServiceInput() *float64 {
 
 // NewGroupHandler creates a new admin group handler
 func NewGroupHandler(adminService service.AdminService, dashboardService *service.DashboardService, groupCapacityService *service.GroupCapacityService) *GroupHandler {
+	return NewGroupHandlerWithConfig(adminService, dashboardService, groupCapacityService, nil)
+}
+
+func NewGroupHandlerWithConfig(adminService service.AdminService, dashboardService *service.DashboardService, groupCapacityService *service.GroupCapacityService, cfg *config.Config) *GroupHandler {
 	return &GroupHandler{
 		adminService:         adminService,
 		dashboardService:     dashboardService,
 		groupCapacityService: groupCapacityService,
+		cfg:                  cfg,
 	}
 }
 
+func (h *GroupHandler) isSimpleMode() bool {
+	return h != nil && h.cfg != nil && h.cfg.RunMode == config.RunModeSimple
+}
+
+type simpleModeGroupOperation string
+
+const (
+	simpleModeGroupList   simpleModeGroupOperation = "list"
+	simpleModeGroupGetAll simpleModeGroupOperation = "get_all"
+	simpleModeGroupGet    simpleModeGroupOperation = "get"
+	simpleModeGroupCreate simpleModeGroupOperation = "create"
+	simpleModeGroupUpdate simpleModeGroupOperation = "update"
+	simpleModeGroupDelete simpleModeGroupOperation = "delete"
+)
+
+var simpleModeGroupOperations = map[simpleModeGroupOperation]struct{}{
+	simpleModeGroupList: {}, simpleModeGroupGetAll: {}, simpleModeGroupGet: {},
+	simpleModeGroupCreate: {}, simpleModeGroupUpdate: {}, simpleModeGroupDelete: {},
+}
+
+func (h *GroupHandler) rejectUnsupportedSimpleModeOperation(c *gin.Context, operation simpleModeGroupOperation) bool {
+	if _, allowed := simpleModeGroupOperations[operation]; allowed {
+		return false
+	}
+	if err := service.ValidateSimpleModeGroupOperation(h.cfg, service.AdminGroupOperation(operation)); err != nil {
+		response.ErrorFrom(c, err)
+		return true
+	}
+	return false
+}
+
+type simpleModeGroupResponse struct {
+	ID          int64  `json:"id"`
+	Name        string `json:"name"`
+	Description string `json:"description"`
+	Platform    string `json:"platform"`
+	Status      string `json:"status"`
+
+	AccountCount            int64     `json:"account_count,omitempty"`
+	ActiveAccountCount      int64     `json:"active_account_count,omitempty"`
+	RateLimitedAccountCount int64     `json:"rate_limited_account_count,omitempty"`
+	SortOrder               int       `json:"sort_order"`
+	CreatedAt               time.Time `json:"created_at"`
+	UpdatedAt               time.Time `json:"updated_at"`
+}
+
+func groupForSimpleMode(group *service.Group) *simpleModeGroupResponse {
+	if group == nil {
+		return nil
+	}
+	return &simpleModeGroupResponse{
+		ID: group.ID, Name: group.Name, Description: group.Description, Platform: group.Platform,
+		Status:             group.Status,
+		AccountCount:       group.AccountCount,
+		ActiveAccountCount: group.ActiveAccountCount, RateLimitedAccountCount: group.RateLimitedAccountCount,
+		SortOrder: group.SortOrder, CreatedAt: group.CreatedAt, UpdatedAt: group.UpdatedAt,
+	}
+}
+
+func sanitizeCreateGroupRequestForSimpleMode(req *CreateGroupRequest) {
+	if req == nil {
+		return
+	}
+	allowed := CreateGroupRequest{Name: req.Name, Description: req.Description, Platform: req.Platform}
+	allowed.RateMultiplier = 1
+	allowed.SubscriptionType = service.SubscriptionTypeStandard
+	*req = allowed
+}
+
+func sanitizeUpdateGroupRequestForSimpleMode(req *UpdateGroupRequest) {
+	if req == nil {
+		return
+	}
+	*req = UpdateGroupRequest{Name: req.Name, Description: req.Description}
+}
+
 // CreateGroupRequest represents create group request
 type CreateGroupRequest struct {
 	Name                      string                        `json:"name" binding:"required"`
@@ -158,11 +244,11 @@ type CreateGroupRequest struct {
 	CodexModelsManifestConfig service.GroupCodexModelsManifestConfig `json:"codex_models_manifest_config"`
 	// 分组 RPM 上限（0 = 不限制）
 	RPMLimit int `json:"rpm_limit"`
-	// OpenAI/Codex 请求推理强度上限，空字符串表示不限制。
+	// Anthropic/OpenAI 请求推理强度上限，空字符串表示不限制。
 	MaxReasoningEffort string `json:"max_reasoning_effort"`
 	// 超过上限时的访问控制：downgrade（默认）或 deny。
 	MaxReasoningEffortOverLimit string `json:"max_reasoning_effort_over_limit"`
-	// OpenAI/Codex 推理强度映射，可按模型精确名、前缀或后缀限定。
+	// Anthropic/OpenAI 推理强度映射，可按模型精确名、前缀或后缀限定。
 	ReasoningEffortMappings []service.ReasoningEffortMapping `json:"reasoning_effort_mappings"`
 	// 从指定分组复制账号（创建后自动绑定）
 	CopyAccountsFromGroupIDs []int64 `json:"copy_accounts_from_group_ids"`
@@ -233,7 +319,7 @@ type UpdateGroupRequest struct {
 	CodexModelsManifestConfig *service.GroupCodexModelsManifestConfig `json:"codex_models_manifest_config"`
 	// 分组 RPM 上限（0 = 不限制）；nil 表示未提供不改动
 	RPMLimit *int `json:"rpm_limit"`
-	// OpenAI/Codex 请求推理强度上限；空字符串清除，nil 不修改。
+	// Anthropic/OpenAI 请求推理强度上限；空字符串清除，nil 不修改。
 	MaxReasoningEffort *string `json:"max_reasoning_effort"`
 	// 超过上限时的访问控制；空字符串视为 downgrade，nil 不修改。
 	MaxReasoningEffortOverLimit *string `json:"max_reasoning_effort_over_limit"`
@@ -262,6 +348,9 @@ type CompositeRoutePreviewRequest struct {
 // List handles listing all groups with pagination
 // GET /api/v1/admin/groups
 func (h *GroupHandler) List(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, simpleModeGroupList) {
+		return
+	}
 	page, pageSize := response.ParsePagination(c)
 	platform := c.Query("platform")
 	status := c.Query("status")
@@ -276,7 +365,7 @@ func (h *GroupHandler) List(c *gin.Context) {
 	sortOrder := c.DefaultQuery("sort_order", "asc")
 
 	var isExclusive *bool
-	if isExclusiveStr != "" {
+	if !h.isSimpleMode() && isExclusiveStr != "" {
 		val := isExclusiveStr == "true"
 		isExclusive = &val
 	}
@@ -287,6 +376,16 @@ func (h *GroupHandler) List(c *gin.Context) {
 		return
 	}
 
+	if h.isSimpleMode() {
+		simpleGroups := make([]simpleModeGroupResponse, 0, len(groups))
+		for i := range groups {
+			if service.IsGroupBindableInSimpleMode(&groups[i]) {
+				simpleGroups = append(simpleGroups, *groupForSimpleMode(&groups[i]))
+			}
+		}
+		response.Paginated(c, simpleGroups, total, page, pageSize)
+		return
+	}
 	outGroups := make([]dto.AdminGroup, 0, len(groups))
 	for i := range groups {
 		outGroups = append(outGroups, *dto.GroupFromServiceAdmin(&groups[i]))
@@ -297,6 +396,9 @@ func (h *GroupHandler) List(c *gin.Context) {
 // ListCompositeRoutes handles listing composite model routes for one group.
 // GET /api/v1/admin/groups/:id/composite-routes
 func (h *GroupHandler) ListCompositeRoutes(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "advanced") {
+		return
+	}
 	groupID, ok := parsePositiveIDParam(c, "id")
 	if !ok {
 		return
@@ -312,6 +414,9 @@ func (h *GroupHandler) ListCompositeRoutes(c *gin.Context) {
 // CreateCompositeRoute handles creating one composite model route.
 // POST /api/v1/admin/groups/:id/composite-routes
 func (h *GroupHandler) CreateCompositeRoute(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "advanced") {
+		return
+	}
 	groupID, ok := parsePositiveIDParam(c, "id")
 	if !ok {
 		return
@@ -332,6 +437,9 @@ func (h *GroupHandler) CreateCompositeRoute(c *gin.Context) {
 // UpdateCompositeRoute handles replacing one composite model route.
 // PUT /api/v1/admin/groups/:id/composite-routes/:route_id
 func (h *GroupHandler) UpdateCompositeRoute(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "advanced") {
+		return
+	}
 	groupID, ok := parsePositiveIDParam(c, "id")
 	if !ok {
 		return
@@ -356,6 +464,9 @@ func (h *GroupHandler) UpdateCompositeRoute(c *gin.Context) {
 // DeleteCompositeRoute handles deleting one composite model route.
 // DELETE /api/v1/admin/groups/:id/composite-routes/:route_id
 func (h *GroupHandler) DeleteCompositeRoute(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "advanced") {
+		return
+	}
 	groupID, ok := parsePositiveIDParam(c, "id")
 	if !ok {
 		return
@@ -374,6 +485,9 @@ func (h *GroupHandler) DeleteCompositeRoute(c *gin.Context) {
 // PreviewCompositeRoute resolves a model without mutating routes.
 // POST /api/v1/admin/groups/:id/composite-routes/preview
 func (h *GroupHandler) PreviewCompositeRoute(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "advanced") {
+		return
+	}
 	groupID, ok := parsePositiveIDParam(c, "id")
 	if !ok {
 		return
@@ -427,6 +541,9 @@ func parsePositiveIDParam(c *gin.Context, name string) (int64, bool) {
 // bound to them even after the group is disabled).
 // GET /api/v1/admin/groups/all
 func (h *GroupHandler) GetAll(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, simpleModeGroupGetAll) {
+		return
+	}
 	platform := c.Query("platform")
 	includeInactive := c.Query("include_inactive") == "true"
 
@@ -446,6 +563,16 @@ func (h *GroupHandler) GetAll(c *gin.Context) {
 		return
 	}
 
+	if h.isSimpleMode() {
+		simpleGroups := make([]simpleModeGroupResponse, 0, len(groups))
+		for i := range groups {
+			if service.IsGroupBindableInSimpleMode(&groups[i]) {
+				simpleGroups = append(simpleGroups, *groupForSimpleMode(&groups[i]))
+			}
+		}
+		response.Success(c, simpleGroups)
+		return
+	}
 	outGroups := make([]dto.AdminGroup, 0, len(groups))
 	for i := range groups {
 		outGroups = append(outGroups, *dto.GroupFromServiceAdmin(&groups[i]))
@@ -456,6 +583,9 @@ func (h *GroupHandler) GetAll(c *gin.Context) {
 // GetByID handles getting a group by ID
 // GET /api/v1/admin/groups/:id
 func (h *GroupHandler) GetByID(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, simpleModeGroupGet) {
+		return
+	}
 	groupID, err := strconv.ParseInt(c.Param("id"), 10, 64)
 	if err != nil {
 		response.BadRequest(c, "Invalid group ID")
@@ -468,12 +598,19 @@ func (h *GroupHandler) GetByID(c *gin.Context) {
 		return
 	}
 
+	if h.isSimpleMode() {
+		response.Success(c, groupForSimpleMode(group))
+		return
+	}
 	response.Success(c, dto.GroupFromServiceAdmin(group))
 }
 
 // GetGroupModelAllowlistCandidates handles getting candidate model IDs for the group model allowlist.
 // GET /api/v1/admin/groups/:id/model-allowlist-candidates
 func (h *GroupHandler) GetGroupModelAllowlistCandidates(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "advanced") {
+		return
+	}
 	groupID, err := strconv.ParseInt(c.Param("id"), 10, 64)
 	if err != nil || groupID < 0 {
 		response.BadRequest(c, "Invalid group ID")
@@ -496,11 +633,21 @@ func (h *GroupHandler) GetGroupModelAllowlistCandidates(c *gin.Context) {
 // Create handles creating a new group
 // POST /api/v1/admin/groups
 func (h *GroupHandler) Create(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, simpleModeGroupCreate) {
+		return
+	}
 	var req CreateGroupRequest
 	if err := c.ShouldBindJSON(&req); err != nil {
 		response.BadRequest(c, "Invalid request: "+err.Error())
 		return
 	}
+	if h.isSimpleMode() && req.Platform == service.PlatformComposite {
+		response.BadRequest(c, "Platform is not supported in simple mode")
+		return
+	}
+	if h.isSimpleMode() {
+		sanitizeCreateGroupRequestForSimpleMode(&req)
+	}
 
 	if err := service.ValidatePeakRateConfig(req.SubscriptionType, req.PeakRateEnabled, req.PeakStart, req.PeakEnd, float64ValueOrDefault(req.PeakRateMultiplier, 1.0)); err != nil {
 		response.BadRequest(c, err.Error())
@@ -581,12 +728,19 @@ func (h *GroupHandler) Create(c *gin.Context) {
 		return
 	}
 
+	if h.isSimpleMode() {
+		response.Success(c, groupForSimpleMode(group))
+		return
+	}
 	response.Success(c, dto.GroupFromServiceAdmin(group))
 }
 
 // Duplicate handles creating an inactive group copy with the source account bindings.
 // POST /api/v1/admin/groups/:id/duplicate
 func (h *GroupHandler) Duplicate(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "advanced") {
+		return
+	}
 	groupID, err := strconv.ParseInt(c.Param("id"), 10, 64)
 	if err != nil || groupID <= 0 {
 		response.BadRequest(c, "Invalid group ID")
@@ -634,6 +788,9 @@ func (h *GroupHandler) Duplicate(c *gin.Context) {
 // Update handles updating a group
 // PUT /api/v1/admin/groups/:id
 func (h *GroupHandler) Update(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, simpleModeGroupUpdate) {
+		return
+	}
 	groupID, err := strconv.ParseInt(c.Param("id"), 10, 64)
 	if err != nil {
 		response.BadRequest(c, "Invalid group ID")
@@ -645,6 +802,9 @@ func (h *GroupHandler) Update(c *gin.Context) {
 		response.BadRequest(c, "Invalid request: "+err.Error())
 		return
 	}
+	if h.isSimpleMode() {
+		sanitizeUpdateGroupRequestForSimpleMode(&req)
+	}
 
 	group, err := h.adminService.UpdateGroup(c.Request.Context(), groupID, &service.UpdateGroupInput{
 		Name:                            req.Name,
@@ -714,19 +874,30 @@ func (h *GroupHandler) Update(c *gin.Context) {
 		return
 	}
 
+	if h.isSimpleMode() {
+		response.Success(c, groupForSimpleMode(group))
+		return
+	}
 	response.Success(c, dto.GroupFromServiceAdmin(group))
 }
 
 // Delete handles deleting a group
 // DELETE /api/v1/admin/groups/:id
 func (h *GroupHandler) Delete(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, simpleModeGroupDelete) {
+		return
+	}
 	groupID, err := strconv.ParseInt(c.Param("id"), 10, 64)
 	if err != nil {
 		response.BadRequest(c, "Invalid group ID")
 		return
 	}
 
-	err = h.adminService.DeleteGroup(c.Request.Context(), groupID)
+	if h.isSimpleMode() {
+		err = h.adminService.DeleteGroupIfEmpty(c.Request.Context(), groupID)
+	} else {
+		err = h.adminService.DeleteGroup(c.Request.Context(), groupID)
+	}
 	if err != nil {
 		response.ErrorFrom(c, err)
 		return
@@ -738,6 +909,9 @@ func (h *GroupHandler) Delete(c *gin.Context) {
 // GetStats handles getting group statistics
 // GET /api/v1/admin/groups/:id/stats
 func (h *GroupHandler) GetStats(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "stats") {
+		return
+	}
 	groupID, err := strconv.ParseInt(c.Param("id"), 10, 64)
 	if err != nil {
 		response.BadRequest(c, "Invalid group ID")
@@ -757,6 +931,9 @@ func (h *GroupHandler) GetStats(c *gin.Context) {
 // GetUsageSummary returns today's, yesterday's, and cumulative cost for all groups.
 // GET /api/v1/admin/groups/usage-summary
 func (h *GroupHandler) GetUsageSummary(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "advanced") {
+		return
+	}
 	todayStart := service.GroupUsageTodayStart(time.Now())
 
 	results, err := h.dashboardService.GetGroupUsageSummary(c.Request.Context(), todayStart)
@@ -771,6 +948,9 @@ func (h *GroupHandler) GetUsageSummary(c *gin.Context) {
 // GetCapacitySummary returns aggregated capacity (concurrency/sessions/RPM) for all active groups.
 // GET /api/v1/admin/groups/capacity-summary
 func (h *GroupHandler) GetCapacitySummary(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "advanced") {
+		return
+	}
 	results, err := h.groupCapacityService.GetAllGroupCapacity(c.Request.Context())
 	if err != nil {
 		response.Error(c, 500, "Failed to get group capacity summary")
@@ -782,6 +962,9 @@ func (h *GroupHandler) GetCapacitySummary(c *gin.Context) {
 // GetGroupAPIKeys handles getting API keys in a group
 // GET /api/v1/admin/groups/:id/api-keys
 func (h *GroupHandler) GetGroupAPIKeys(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "api_keys") {
+		return
+	}
 	groupID, err := strconv.ParseInt(c.Param("id"), 10, 64)
 	if err != nil {
 		response.BadRequest(c, "Invalid group ID")
@@ -806,6 +989,9 @@ func (h *GroupHandler) GetGroupAPIKeys(c *gin.Context) {
 // GetGroupRateMultipliers handles getting rate multipliers for users in a group
 // GET /api/v1/admin/groups/:id/rate-multipliers
 func (h *GroupHandler) GetGroupRateMultipliers(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "advanced") {
+		return
+	}
 	groupID, err := strconv.ParseInt(c.Param("id"), 10, 64)
 	if err != nil {
 		response.BadRequest(c, "Invalid group ID")
@@ -827,6 +1013,9 @@ func (h *GroupHandler) GetGroupRateMultipliers(c *gin.Context) {
 // ClearGroupRateMultipliers handles clearing all rate multipliers for a group
 // DELETE /api/v1/admin/groups/:id/rate-multipliers
 func (h *GroupHandler) ClearGroupRateMultipliers(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "advanced") {
+		return
+	}
 	groupID, err := strconv.ParseInt(c.Param("id"), 10, 64)
 	if err != nil {
 		response.BadRequest(c, "Invalid group ID")
@@ -849,6 +1038,9 @@ type BatchSetGroupRateMultipliersRequest struct {
 // BatchSetGroupRateMultipliers handles batch setting rate multipliers for a group
 // PUT /api/v1/admin/groups/:id/rate-multipliers
 func (h *GroupHandler) BatchSetGroupRateMultipliers(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "advanced") {
+		return
+	}
 	groupID, err := strconv.ParseInt(c.Param("id"), 10, 64)
 	if err != nil {
 		response.BadRequest(c, "Invalid group ID")
@@ -877,6 +1069,9 @@ type BatchSetGroupRPMOverridesRequest struct {
 // BatchSetGroupRPMOverrides handles batch setting rpm_override for users in a group
 // PUT /api/v1/admin/groups/:id/rpm-overrides
 func (h *GroupHandler) BatchSetGroupRPMOverrides(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "advanced") {
+		return
+	}
 	groupID, err := strconv.ParseInt(c.Param("id"), 10, 64)
 	if err != nil {
 		response.BadRequest(c, "Invalid group ID")
@@ -900,6 +1095,9 @@ func (h *GroupHandler) BatchSetGroupRPMOverrides(c *gin.Context) {
 // ClearGroupRPMOverrides handles clearing all rpm_override for a group
 // DELETE /api/v1/admin/groups/:id/rpm-overrides
 func (h *GroupHandler) ClearGroupRPMOverrides(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "advanced") {
+		return
+	}
 	groupID, err := strconv.ParseInt(c.Param("id"), 10, 64)
 	if err != nil {
 		response.BadRequest(c, "Invalid group ID")
@@ -925,6 +1123,9 @@ type UpdateSortOrderRequest struct {
 // UpdateSortOrder handles updating group sort orders
 // PUT /api/v1/admin/groups/sort-order
 func (h *GroupHandler) UpdateSortOrder(c *gin.Context) {
+	if h.rejectUnsupportedSimpleModeOperation(c, "advanced") {
+		return
+	}
 	var req UpdateSortOrderRequest
 	if err := c.ShouldBindJSON(&req); err != nil {
 		response.BadRequest(c, "Invalid request: "+err.Error())