<?php

/**
 * Copyright 2018 Matthias Kesler
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
require_once("../database.php");
$response = [
    "limited" => false,
    "result" => [],
];

try {
    $inputJSON = file_get_contents('php://input');
    $input = json_decode($inputJSON, TRUE);
    if (empty($input)) {
        throw new Exception('no valid json as input present');
    }
    if (!isset($input["by"])) {
        throw new Exception('"by" is not defined');
    }
    if (!isset($input["search_term"])) {
        throw new Exception('"search_term" is not defined');
    }
    switch ($input["by"]) {
        case "name":
            $response["result"] = $mx_db->searchUserByName($input["search_term"]);
            break;
        case "threepid":
            $response["result"] = $mx_db->searchUserByEmail($input["search_term"]);
            break;
        default:
            throw new Exception('unknown type for "by" param');
    }
} catch (Exception $e) {
    error_log("failed with error: " . $e->getMessage());
    $response["error"] = $e->getMessage();
}
print (json_encode($response, JSON_PRETTY_PRINT) . "\n");
?>