89 lines
2.4 KiB
Go
89 lines
2.4 KiB
Go
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package usecase
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import (
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"context"
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"strings"
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app "haixun-backend/internal/library/errors"
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"haixun-backend/internal/library/errors/code"
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"haixun-backend/internal/model/setting/domain/entity"
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domrepo "haixun-backend/internal/model/setting/domain/repository"
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domusecase "haixun-backend/internal/model/setting/domain/usecase"
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)
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type UseCase = domusecase.UseCase
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type settingUseCase struct {
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repo domrepo.Repository
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}
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const (
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defaultLimit = int64(50)
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maxLimit = int64(200)
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)
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func NewUseCase(repo domrepo.Repository) UseCase {
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return &settingUseCase{repo: repo}
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}
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func (u *settingUseCase) List(ctx context.Context, scope, scopeID string, page, pageSize int64) ([]*entity.Setting, int64, int64, int64, error) {
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if err := validateIdentity(scope, scopeID, "x"); err != nil {
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return nil, 0, 0, 0, err
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}
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if page <= 0 {
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page = 1
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}
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if pageSize <= 0 {
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pageSize = defaultLimit
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}
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if pageSize > maxLimit {
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pageSize = maxLimit
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}
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offset := (page - 1) * pageSize
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items, total, err := u.repo.List(ctx, scope, scopeID, offset, pageSize)
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return items, total, page, pageSize, err
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}
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func (u *settingUseCase) Get(ctx context.Context, scope, scopeID, key string) (*entity.Setting, error) {
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if err := validateIdentity(scope, scopeID, key); err != nil {
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return nil, err
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}
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return u.repo.Find(ctx, scope, scopeID, key)
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}
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func (u *settingUseCase) Upsert(ctx context.Context, req domusecase.UpsertRequest) (*entity.Setting, error) {
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if err := validateIdentity(req.Scope, req.ScopeID, req.Key); err != nil {
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return nil, err
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}
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if req.Value == nil {
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return nil, app.For(code.Setting).InputMissingRequired("setting value must not be empty")
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}
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return u.repo.Upsert(ctx, &entity.Setting{
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Scope: req.Scope,
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ScopeID: req.ScopeID,
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Key: req.Key,
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Value: req.Value,
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Version: req.Version,
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})
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}
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func (u *settingUseCase) Delete(ctx context.Context, scope, scopeID, key string) error {
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if err := validateIdentity(scope, scopeID, key); err != nil {
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return err
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}
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return u.repo.Delete(ctx, scope, scopeID, key)
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}
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func validateIdentity(scope, scopeID, key string) error {
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switch scope {
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case "user", "account", "system":
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default:
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return app.For(code.Setting).InputInvalidFormat("invalid setting scope")
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}
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if strings.TrimSpace(scopeID) == "" || strings.TrimSpace(key) == "" {
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return app.For(code.Setting).InputMissingRequired("setting scope_id and key must not be empty")
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}
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return nil
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}
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