added check function for user to post relationship

This commit is contained in:
David Janowski 2023-05-30 14:04:13 +02:00
parent 7d494d5f7a
commit 0e07b02346

View File

@ -61,3 +61,26 @@ func UserToPostRelationship(ctx context.Context, driver neo4j.DriverWithContext,
return nil
}
// CheckUserToPostRelationship gives back a bool if the connection between the post and the user exists
func CheckUserToPostRelationship(ctx context.Context, driver neo4j.DriverWithContext, e621PostID int64, e621UserID int64) (error, bool) {
query := `
MATCH (user:e621User {e621ID: $e621PostID})-[favorite:IS_FAVORITE]->(post:e621Post {e621PostID: $e621ID})
RETURN COUNT(favorite) > 0 AS isFavorite
`
params := map[string]interface{}{
"e621PostID": e621PostID,
"e621ID": e621UserID,
}
result, err := neo4j.ExecuteQuery(ctx, driver, query, params, neo4j.EagerResultTransformer)
if err != nil {
return err, false
}
exists, _, err := neo4j.GetRecordValue[bool](result.Records[0], "isFavorite")
if err != nil {
return err, false
}
return nil, exists
}