import {
    DSQL_ChildrenDatabaseObject,
    DSQL_ChildrenTablesType,
    DSQL_DatabaseSchemaType,
} from "../../../types";

type Params = {
    dbs?: DSQL_DatabaseSchemaType[];
    dbSchema?: DSQL_DatabaseSchemaType;
    childDbSchema?: DSQL_ChildrenDatabaseObject;
    childTableSchema?: DSQL_ChildrenTablesType;
    dbSlug?: string;
    dbFullName?: string;
};

export default function grabTargetDatabaseSchemaIndex({
    dbs,
    dbFullName,
    dbSlug,
    dbSchema,
    childDbSchema,
    childTableSchema,
}: Params): number | undefined {
    if (!dbs) return undefined;

    const targetDbIndex = dbs.findIndex(
        (db) =>
            (dbSlug && dbSlug == db.dbSlug) ||
            (dbFullName && dbFullName == db.dbFullName) ||
            (dbSchema && dbSchema.dbSlug && dbSchema.dbSlug == db.dbSlug)
    );

    if (targetDbIndex < 0) return undefined;

    return targetDbIndex;
}