111 lines
3.3 KiB
Go
111 lines
3.3 KiB
Go
package appconfig
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import (
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"encoding/json"
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"errors"
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"fmt"
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"hyapp-admin-server/internal/appctx"
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"hyapp-admin-server/internal/model"
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"gorm.io/gorm"
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)
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const (
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giftConfigGroup = "room-gift"
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giftQuantityPresetsKey = "quantity-presets"
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giftQuantityPresetMaxCount = 8
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giftQuantityPresetMaxValue = 9_999
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giftQuantityPresetsDescription = "语音房送礼数量档位，严格递增且每档为 1-9999"
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)
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var defaultGiftQuantityPresets = []int32{1, 9, 99, 999}
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type giftConfigRequest struct {
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QuantityPresets []int32 `json:"quantityPresets"`
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}
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// GiftConfig 是当前 App 的语音房送礼配置；缺少持久化行时仍返回兼容旧客户端的默认档位。
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type GiftConfig struct {
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AppCode string `json:"appCode"`
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QuantityPresets []int32 `json:"quantityPresets"`
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UpdatedAtMS int64 `json:"updatedAtMs"`
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}
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func (s *AppConfigService) GetGiftConfig(appCode string) (GiftConfig, error) {
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appCode = appctx.Normalize(appCode)
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item, err := s.store.GetOwnedAppConfig(appCode, giftConfigGroup, giftQuantityPresetsKey)
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return GiftConfig{
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AppCode: appCode,
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QuantityPresets: cloneGiftQuantityPresets(defaultGiftQuantityPresets),
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}, nil
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}
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if err != nil {
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return GiftConfig{}, err
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}
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return giftConfigFromModel(item)
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}
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func (s *AppConfigService) UpdateGiftConfig(appCode string, request giftConfigRequest) (GiftConfig, error) {
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appCode = appctx.Normalize(appCode)
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presets, err := normalizeGiftQuantityPresets(request.QuantityPresets)
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if err != nil {
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return GiftConfig{}, err
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}
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raw, err := json.Marshal(presets)
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if err != nil {
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return GiftConfig{}, err
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}
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// App 作用域只取鉴权上下文；请求体没有 app_code，保存 Lalu 时不会覆盖 Fami 或其他 App。
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if err := s.store.UpsertScopedAppConfigs(appCode, []model.AppConfig{{
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AppCode: appCode,
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Group: giftConfigGroup,
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Key: giftQuantityPresetsKey,
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Value: string(raw),
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Description: giftQuantityPresetsDescription,
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}}); err != nil {
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return GiftConfig{}, err
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}
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return s.GetGiftConfig(appCode)
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}
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func giftConfigFromModel(item model.AppConfig) (GiftConfig, error) {
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var presets []int32
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if err := json.Unmarshal([]byte(item.Value), &presets); err != nil {
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return GiftConfig{}, fmt.Errorf("送礼数量档位配置格式不正确: %w", err)
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}
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presets, err := normalizeGiftQuantityPresets(presets)
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if err != nil {
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return GiftConfig{}, err
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}
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return GiftConfig{
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AppCode: appctx.Normalize(item.AppCode),
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QuantityPresets: presets,
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UpdatedAtMS: item.UpdatedAtMS,
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}, nil
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}
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func normalizeGiftQuantityPresets(values []int32) ([]int32, error) {
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if len(values) == 0 || len(values) > giftQuantityPresetMaxCount {
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return nil, fmt.Errorf("送礼数量档位必须配置 1-%d 个", giftQuantityPresetMaxCount)
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}
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normalized := make([]int32, len(values))
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var previous int32
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for index, value := range values {
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if value < 1 || value > giftQuantityPresetMaxValue {
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return nil, fmt.Errorf("送礼数量档位必须在 1-%d 之间", giftQuantityPresetMaxValue)
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}
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if index > 0 && value <= previous {
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return nil, errors.New("送礼数量档位必须严格递增且不能重复")
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}
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normalized[index] = value
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previous = value
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}
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return normalized, nil
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}
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func cloneGiftQuantityPresets(values []int32) []int32 {
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return append([]int32(nil), values...)
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}
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