50 lines
1.4 KiB
Go
50 lines
1.4 KiB
Go
package announcement
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import (
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"context"
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"github.com/redis/go-redis/v9"
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"gorm.io/gorm"
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)
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type customAnnouncementLogicModel interface {
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GetAnnouncementListByPage(ctx context.Context, page, size int, filter Filter) (int64, []*Announcement, error)
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}
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// NewModel returns a model for the database table.
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func NewModel(conn *gorm.DB, c *redis.Client) Model {
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return &customAnnouncementModel{
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defaultAnnouncementModel: newAnnouncementModel(conn, c),
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}
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}
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type Filter struct {
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Show *bool
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Pinned *bool
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Popup *bool
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Search string
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}
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// GetAnnouncementListByPage get announcement list by page
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func (m *customAnnouncementModel) GetAnnouncementListByPage(ctx context.Context, page, size int, filter Filter) (int64, []*Announcement, error) {
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var list []*Announcement
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var total int64
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err := m.QueryNoCacheCtx(ctx, &list, func(conn *gorm.DB, v interface{}) error {
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conn = conn.Model(&Announcement{})
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if filter.Show != nil {
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conn = conn.Where("`show` = ?", *filter.Show)
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}
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if filter.Pinned != nil {
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conn = conn.Where("`pinned` = ?", *filter.Pinned)
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}
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if filter.Popup != nil {
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conn = conn.Where("`popup` = ?", *filter.Popup)
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}
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if filter.Search != "" {
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conn = conn.Where("`title` LIKE ? OR `content` LIKE ?", "%"+filter.Search+"%", "%"+filter.Search+"%")
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}
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return conn.Count(&total).Offset((page - 1) * size).Limit(size).Find(&list).Error
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})
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return total, list, err
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}
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