<?php

function parse_generic_csv($generic_csv) {
    $candidate_data = [];
    if (($handle = fopen($generic_csv, "r")) !== FALSE) {
        $headers = fgetcsv($handle);
        while (($data = fgetcsv($handle)) !== FALSE) {
            $candidate = [];
            $question_no = 0;
            $is_question = false;
            foreach ($headers as $key => $value) {
                /* Override key name for questions */
                if ($value === "Verified") {
                    $is_question = false;
                }

                if (strstr($value, "candidate photo"))                  $value = "Photo";
                if (strstr($value, "In which Local Government Area"))   $value = "LGA";
                if (strstr($value, "In which Ward"))                    $value = "Ward";
                if (strstr($value, "Political Party"))                  $value = "Party";

                if ($value === "Pledge") {
                    if (strstr($data[$key], "I pledge")) $data[$key] = "Yes";
                    else $data[$key] = "No";
                }

                if ($is_question) {
                    $candidate['q'.$question_no++] = $data[$key];
                } else {
                    $candidate[$value] = $data[$key];
                }

                if ($value === "Pledge") {
                    $is_question = true;
                }
            }
            $candidate_data[] = $candidate;
        }
        fclose($handle);
    } else {
        error_log('Error opening candidates file');
        exit(1);
    }

    return $candidate_data;
}