47 lines
1.4 KiB
Go
47 lines
1.4 KiB
Go
package soju
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import (
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"fmt"
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"strconv"
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"strings"
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"time"
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"gopkg.in/irc.v3"
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)
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// messageStore is a per-user store for IRC messages.
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type messageStore interface {
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Close() error
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// LastMsgID queries the last message ID for the given network, entity and
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// date. The message ID returned may not refer to a valid message, but can be
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// used in history queries.
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LastMsgID(network *network, entity string, t time.Time) (string, error)
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LoadLatestID(network *network, entity, id string, limit int) ([]*irc.Message, error)
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Append(network *network, entity string, msg *irc.Message) (id string, err error)
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}
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// chatHistoryMessageStore is a message store that supports chat history
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// operations.
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type chatHistoryMessageStore interface {
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messageStore
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LoadBeforeTime(network *network, entity string, t time.Time, limit int) ([]*irc.Message, error)
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LoadAfterTime(network *network, entity string, t time.Time, limit int) ([]*irc.Message, error)
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}
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func formatMsgID(netID int64, entity, extra string) string {
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return fmt.Sprintf("%v %v %v", netID, entity, extra)
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}
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func parseMsgID(s string) (netID int64, entity, extra string, err error) {
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l := strings.SplitN(s, " ", 3)
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if len(l) != 3 {
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return 0, "", "", fmt.Errorf("invalid message ID %q: expected 3 fields", s)
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}
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netID, err = strconv.ParseInt(l[0], 10, 64)
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if err != nil {
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return 0, "", "", fmt.Errorf("invalid message ID %q: %v", s, err)
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}
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return netID, l[1], l[2], nil
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}
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