feat: 添加独立其他设置菜单及有效端参数保存

internal/service/business/other_settings.go

@@ -0,0 +1,52 @@
+package business
+
+import (
+	"context"
+	"time"
+
+	"kra/internal/biz/business"
+	"kra/internal/service/dto"
+)
+
+type OtherSettingsUsecase interface {
+	Get(context.Context) (*business.OtherSettings, error)
+	Save(context.Context, business.OtherSettings) (*business.OtherSettings, error)
+}
+
+type OtherSettingsService struct{ uc OtherSettingsUsecase }
+
+func NewOtherSettingsService(uc *business.OtherSettingsUsecase) *OtherSettingsService {
+	return &OtherSettingsService{uc: uc}
+}
+
+func otherSettingsResponse(value *business.OtherSettings) *dto.OtherSettingsResponse {
+	defaults := business.DefaultOtherSettings()
+	result := &dto.OtherSettingsResponse{OtherSettingsValues: dto.OtherSettingsValues{Amount: value.Amount, Days: value.Days}, Defaults: dto.OtherSettingsValues{Amount: defaults.Amount, Days: defaults.Days}}
+	if !value.UpdatedAt.IsZero() {
+		result.UpdatedAt = value.UpdatedAt.Format(time.RFC3339)
+	}
+	return result
+}
+
+func (s *OtherSettingsService) Get(ctx context.Context) (*dto.OtherSettingsResponse, error) {
+	value, err := s.uc.Get(ctx)
+	if err != nil {
+		return nil, err
+	}
+	return otherSettingsResponse(value), nil
+}
+
+func (s *OtherSettingsService) Save(ctx context.Context, req *dto.OtherSettingsRequest) (*dto.OtherSettingsResponse, error) {
+	if req == nil || req.Amount == nil || req.Days == nil {
+		return nil, business.ErrOtherSettingsInput
+	}
+	value := business.OtherSettings{Amount: *req.Amount, Days: *req.Days}
+	if err := business.ValidateOtherSettings(value); err != nil {
+		return nil, err
+	}
+	saved, err := s.uc.Save(ctx, value)
+	if err != nil {
+		return nil, err
+	}
+	return otherSettingsResponse(saved), nil
+}

internal/service/business/other_settings_test.go

@@ -0,0 +1,38 @@
+package business
+
+import (
+	"context"
+	"testing"
+
+	"kra/internal/biz/business"
+	"kra/internal/service/dto"
+)
+
+type settingsUsecaseFake struct{ calls int }
+
+func (f *settingsUsecaseFake) Get(context.Context) (*business.OtherSettings, error) {
+	value := business.DefaultOtherSettings()
+	return &value, nil
+}
+func (f *settingsUsecaseFake) Save(_ context.Context, value business.OtherSettings) (*business.OtherSettings, error) {
+	f.calls++
+	return &value, nil
+}
+
+func TestOtherSettingsServiceRequiresBothValidFields(t *testing.T) {
+	f := &settingsUsecaseFake{}
+	s := &OtherSettingsService{uc: f}
+	zero, days, negative := int64(0), int64(30), int64(-1)
+	for _, req := range []*dto.OtherSettingsRequest{nil, {}, {Amount: &zero}, {Days: &days}, {Amount: &negative, Days: &days}, {Amount: &zero, Days: &zero}} {
+		if _, err := s.Save(context.Background(), req); err != business.ErrOtherSettingsInput {
+			t.Fatalf("边界校验错误: %v", err)
+		}
+	}
+	if f.calls != 0 {
+		t.Fatal("无效输入不得进入用例")
+	}
+	res, err := s.Save(context.Background(), &dto.OtherSettingsRequest{Amount: &zero, Days: &days})
+	if err != nil || res.Amount != 0 || res.Days != 30 || res.Defaults.Amount != 3000 || f.calls != 1 {
+		t.Fatalf("DTO 转换或零值错误: %+v %v", res, err)
+	}
+}

internal/service/dto/other_settings.go

@@ -0,0 +1,17 @@
+package dto
+
+type OtherSettingsRequest struct {
+	Amount *int64 `json:"amount"`
+	Days   *int64 `json:"days"`
+}
+
+type OtherSettingsValues struct {
+	Amount int64 `json:"amount"`
+	Days   int64 `json:"days"`
+}
+
+type OtherSettingsResponse struct {
+	OtherSettingsValues
+	Defaults  OtherSettingsValues `json:"defaults"`
+	UpdatedAt string              `json:"updatedAt"`
+}

internal/service/service.go

@@ -13,6 +13,7 @@ import (
 // ProviderSet aggregates all service modules for Wire.
 var ProviderSet = wire.NewSet(
 	businessservice.NewUserPreferenceService,
+	businessservice.NewOtherSettingsService,
 	businessservice.NewAccountService,
 	businessservice.NewBindingService,
 	businessservice.NewPasswordResetService,