<?php
require_once __DIR__ . "/functions.php"; // Ensure this has no conflicts

// Fetch all type IDs from ESI using pagination
function get_all_type_ids()
{
    $all_ids = [];
    $page = 1;

    do {
        $url = "https://esi.evetech.net/latest/universe/types/?page=$page";
        $ch = curl_init($url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        $response = curl_exec($ch);
        $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
        curl_close($ch);

        if ($http_code !== 200) {
            echo "Failed to fetch type IDs on page $page. HTTP Code: $http_code\n";
            break;
        }

        $ids = json_decode($response, true);
        if (empty($ids)) {
            break;
        }

        $all_ids = array_merge($all_ids, $ids);
        $page++;
        usleep(250000); // Avoid API rate limit
    } while (true);

    return $all_ids;
}

// Filter IDs to include only blueprints by checking for names ending in "Blueprint"
function filter_blueprint_ids($ids)
{
    $blueprint_ids = [];
    $chunks = array_chunk($ids, 1000);

    foreach ($chunks as $chunk) {
        $names = fetch_type_names($chunk);
        foreach ($names as $id => $name) {
            if (str_ends_with($name, "Blueprint")) {
                $blueprint_ids[] = $id;
            }
        }
        usleep(250000);
    }

    return $blueprint_ids;
}

// Batch fetch type names using /universe/names/


// Populate the blueprint cache
function populate_blueprint_cache()
{
    echo "Fetching all type IDs...\n";
    $all_type_ids = get_all_type_ids();

    if (empty($all_type_ids)) {
        echo "No type IDs retrieved.\n";
        return;
    }

    echo "Filtering blueprint IDs...\n";
    $blueprint_ids = filter_blueprint_ids($all_type_ids);

    if (empty($blueprint_ids)) {
        echo "No blueprint IDs found.\n";
        return;
    }

    echo "Fetching blueprint names...\n";
    $cached_data = [];
    $chunks = array_chunk($blueprint_ids, 1000);
    foreach ($chunks as $chunk) {
        $batch_names = fetch_type_names($chunk);
        foreach ($batch_names as $id => $name) {
            $cached_data[$id] = $name;
        }
        usleep(250000);
    }

    // Save to JSON cache file
    $cache_dir = __DIR__ . "/cache";
    if (!is_dir($cache_dir)) {
        mkdir($cache_dir, 0775, true);
    }
    $cache_file = $cache_dir . "/blueprint_cache.json";
    file_put_contents(
        $cache_file,
        json_encode($cached_data, JSON_PRETTY_PRINT)
    );

    echo "Cache populated with " . count($cached_data) . " blueprint names.\n";
}

// Run it
populate_blueprint_cache();