65 lines
1.7 KiB
Go
65 lines
1.7 KiB
Go
package repository
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import (
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"context"
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"time"
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"github.com/sjzar/chatlog/internal/model"
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"github.com/rs/zerolog/log"
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)
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// GetMessages 实现 Repository 接口的 GetMessages 方法
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func (r *Repository) GetMessages(ctx context.Context, startTime, endTime time.Time, talker string, limit, offset int) ([]*model.Message, error) {
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if contact, _ := r.GetContact(ctx, talker); contact != nil {
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talker = contact.UserName
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} else if chatRoom, _ := r.GetChatRoom(ctx, talker); chatRoom != nil {
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talker = chatRoom.Name
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}
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messages, err := r.ds.GetMessages(ctx, startTime, endTime, talker, limit, offset)
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if err != nil {
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return nil, err
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}
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// 补充消息信息
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if err := r.EnrichMessages(ctx, messages); err != nil {
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log.Debug().Msgf("EnrichMessages failed: %v", err)
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}
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return messages, nil
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}
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// EnrichMessages 补充消息的额外信息
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func (r *Repository) EnrichMessages(ctx context.Context, messages []*model.Message) error {
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for _, msg := range messages {
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r.enrichMessage(msg)
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}
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return nil
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}
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// enrichMessage 补充单条消息的额外信息
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func (r *Repository) enrichMessage(msg *model.Message) {
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// 处理群聊消息
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if msg.IsChatRoom {
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// 补充群聊名称
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if chatRoom, ok := r.chatRoomCache[msg.Talker]; ok {
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msg.TalkerName = chatRoom.DisplayName()
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// 补充发送者在群里的显示名称
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if displayName, ok := chatRoom.User2DisplayName[msg.Sender]; ok {
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msg.SenderName = displayName
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}
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}
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}
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// 如果不是自己发送的消息且还没有显示名称，尝试补充发送者信息
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if msg.SenderName == "" && !msg.IsSelf {
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contact := r.getFullContact(msg.Sender)
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if contact != nil {
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msg.SenderName = contact.DisplayName()
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}
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}
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}
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