<?php

// Usage:
// php scripts/debug_homev2_overview.php "2022-01-01" "" 7 19
// args: startDate endDate rootTypeId childTypeId(optional)

use App\Models\Course;
use App\Models\CourseType;
use App\Models\CourseTypeDataOverviewConfig;
use App\Models\HistoryCourse;

require __DIR__ . '/../vendor/autoload.php';
$app = require_once __DIR__ . '/../bootstrap/app.php';
$kernel = $app->make(Illuminate\Contracts\Console\Kernel::class);
$kernel->bootstrap();

$start = $argv[1] ?? null;
$end = $argv[2] ?? null;
$rootId = $argv[3] ?? null;
$childId = $argv[4] ?? null;

if (!$start || !$rootId) {
    fwrite(STDERR, "Missing args. Example:\n  php scripts/debug_homev2_overview.php 2022-01-01 '' 7 19\n");
    exit(2);
}
$end = $end ?: date('Y-m-d', strtotime('+10 year'));

$all = CourseType::where('is_chart', 1)->orderBy('sort', 'asc')->get();
$root = $all->firstWhere('id', (int)$rootId);
$children = $all->where('overview_parent_id', (int)$rootId)->values();

$includedTypeIds = collect([(string)$rootId])->merge($children->pluck('id')->map(fn($id) => (string)$id))->unique()->values();

echo "range: {$start} .. {$end}\n";
echo "root: {$rootId} " . ($root ? $root->name : '(not found)') . "\n";
echo "children: " . $children->pluck('id')->implode(',') . "\n";
echo "includedTypeIds(strings): " . $includedTypeIds->implode(',') . "\n\n";

$allCoursesForTypes = Course::whereIn('type', $includedTypeIds->map(fn($id) => (int)$id))
    ->where('is_chart', 1)
    ->get(['id', 'type', 'start_date', 'end_date']);

$courses = Course::whereIn('type', $includedTypeIds->map(fn($id) => (int)$id))
    ->where('is_chart', 1)
    ->where('start_date', '<=', $end)
    ->where('end_date', '>=', $start)
    ->get(['id', 'type', 'start_date', 'end_date']);

echo "courses count (filtered overlap): " . $courses->count() . "\n";
echo "courses count (no date filter): " . $allCoursesForTypes->count() . "\n";
if ($allCoursesForTypes->count() !== $courses->count()) {
    $missing = $allCoursesForTypes->pluck('id')->diff($courses->pluck('id'))->values();
    echo "courses missing due to date filter: " . $missing->implode(',') . "\n";
}
if ($childId) {
    $coursesRoot = $courses->where('type', (int)$rootId)->count();
    $coursesChild = $courses->where('type', (int)$childId)->count();
    echo "courses root({$rootId}) count in range: {$coursesRoot}\n";
    echo "courses child({$childId}) count in range: {$coursesChild}\n";
}

$allHistoryForTypes = HistoryCourse::whereIn('type', $includedTypeIds)->get(['id', 'type', 'start_time', 'end_time']);

$history = HistoryCourse::whereIn('type', $includedTypeIds)
    ->where('start_time', '<=', $end)
    ->where('end_time', '>=', $start)
    ->get(['id', 'type', 'start_time', 'end_time']);

echo "history_courses count (filtered overlap): " . $history->count() . "\n";
echo "history_courses count (no date filter): " . $allHistoryForTypes->count() . "\n";
if ($allHistoryForTypes->count() !== $history->count()) {
    $missing = $allHistoryForTypes->pluck('id')->diff($history->pluck('id'))->values();
    echo "history_courses missing due to date filter: " . $missing->implode(',') . "\n";
}
if ($childId) {
    $historyRoot = $history->where('type', (string)$rootId)->count();
    $historyChild = $history->where('type', (string)$childId)->count();
    echo "history root({$rootId}) count in range: {$historyRoot}\n";
    echo "history child({$childId}) count in range: {$historyChild}\n";
}

echo "\nDone.\n";