mirror of
https://github.com/usememos/memos.git
synced 2024-11-16 03:34:33 +08:00
82 lines
2.1 KiB
Go
82 lines
2.1 KiB
Go
package postgres
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import (
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"context"
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"strings"
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storepb "github.com/usememos/memos/proto/gen/store"
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"github.com/usememos/memos/store"
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)
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func (d *DB) UpsertReaction(ctx context.Context, upsert *storepb.Reaction) (*storepb.Reaction, error) {
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fields := []string{"creator_id", "content_id", "reaction_type"}
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args := []interface{}{upsert.CreatorId, upsert.ContentId, upsert.ReactionType.String()}
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stmt := "INSERT INTO reaction (" + strings.Join(fields, ", ") + ") VALUES (" + placeholders(len(args)) + ") RETURNING id, created_ts"
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if err := d.db.QueryRowContext(ctx, stmt, args...).Scan(
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&upsert.Id,
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&upsert.CreatedTs,
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); err != nil {
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return nil, err
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}
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reaction := upsert
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return reaction, nil
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}
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func (d *DB) ListReactions(ctx context.Context, find *store.FindReaction) ([]*storepb.Reaction, error) {
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where, args := []string{"1 = 1"}, []interface{}{}
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if find.ID != nil {
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where, args = append(where, "id = "+placeholder(len(args)+1)), append(args, *find.ID)
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}
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if find.CreatorID != nil {
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where, args = append(where, "creator_id = "+placeholder(len(args)+1)), append(args, *find.CreatorID)
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}
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if find.ContentID != nil {
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where, args = append(where, "content_id = "+placeholder(len(args)+1)), append(args, *find.ContentID)
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}
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rows, err := d.db.QueryContext(ctx, `
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SELECT
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id,
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created_ts,
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creator_id,
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content_id,
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reaction_type
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FROM reaction
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WHERE `+strings.Join(where, " AND ")+`
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ORDER BY id DESC`,
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args...,
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)
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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list := []*storepb.Reaction{}
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for rows.Next() {
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reaction := &storepb.Reaction{}
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var reactionType string
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if err := rows.Scan(
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&reaction.Id,
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&reaction.CreatedTs,
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&reaction.CreatorId,
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&reaction.ContentId,
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&reactionType,
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); err != nil {
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return nil, err
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}
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reaction.ReactionType = storepb.Reaction_Type(storepb.Reaction_Type_value[reactionType])
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list = append(list, reaction)
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}
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if err := rows.Err(); err != nil {
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return nil, err
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}
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return list, nil
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}
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func (d *DB) DeleteReaction(ctx context.Context, delete *store.DeleteReaction) error {
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_, err := d.db.ExecContext(ctx, "DELETE FROM reaction WHERE id = $1", delete.ID)
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return err
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}
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