139 lines
4.2 KiB
PHP
139 lines
4.2 KiB
PHP
<?php
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namespace App\Http\Controllers;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\File;
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use Illuminate\Support\Facades\Response;
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class HomeController extends Controller
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{
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/**
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* Display the dashboard with sentiment counts.
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*/
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public function index()
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{
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// Paths to CSV files in public/storage
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$pathDana = base_path('resources/views/data/data_labeled.csv');
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$pathGopay = base_path('resources/views/data/data_labeledgopay.csv');
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$pathShopee = base_path('resources/views/data/data_labeledshopee.csv');
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// Read CSVs
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$danaRows = $this->readCsv($pathDana);
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$gopayRows = $this->readCsv($pathGopay);
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$shopeeRows = $this->readCsv($pathShopee);
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// Merge for "all"
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$allRows = array_merge($danaRows, $gopayRows, $shopeeRows);
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// Counting helper
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$calcCounts = function(array $rows) {
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$counts = ['positif' => 0, 'netral' => 0, 'negatif' => 0];
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$map = [
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'positive' => 'positif',
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'neutral' => 'netral',
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'negative' => 'negatif',
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];
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foreach ($rows as $r) {
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$label = strtolower(trim($r['label_auto'] ?? ''));
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if (isset($map[$label])) {
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$counts[$map[$label]]++;
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}
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}
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return $counts;
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};
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// Calculate counts
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$counts = [
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'all' => $calcCounts($allRows),
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'dana' => $calcCounts($danaRows),
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'gopay' => $calcCounts($gopayRows),
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'shopeepay' => $calcCounts($shopeeRows),
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];
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return view('dashboard', compact('counts'));
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}
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/**
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* Return JSON word-cloud data for a given source.
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* GET /wordcloud-data?source=all|dana|gopay|shopeepay
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*/
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public function wordcloudData(Request $request)
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{
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$source = strtolower($request->query('source', 'all'));
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$sentiment = strtolower($request->query('sentiment', 'all'));
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$map = ['positif'=>'positive','netral'=>'neutral','negatif'=>'negative'];
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// Ambil semua baris sesuai source (sama seperti sebelumnya)
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switch ($source) {
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case 'dana':
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$rows = $this->readCsv(base_path('resources/views/data/data_labeled.csv'));
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break;
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case 'gopay':
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$rows = $this->readCsv(base_path('resources/views/data/data_labeledgopay.csv'));
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break;
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case 'shopeepay':
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$rows = $this->readCsv(base_path('resources/views/data/data_labeledshopee.csv'));
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break;
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default:
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$rows = array_merge(
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$this->readCsv(base_path('resources/views/data/data_labeled.csv')),
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$this->readCsv(base_path('resources/views/data/data_labeledgopay.csv')),
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$this->readCsv(base_path('resources/views/data/data_labeledshopee.csv'))
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);
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}
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// Jika permintaan untuk sentimen tertentu, filter dulu
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if (isset($map[$sentiment])) {
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$engLabel = $map[$sentiment];
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$rows = array_filter($rows, fn($r) => strtolower($r['label_auto'] ?? '') === $engLabel);
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}
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// Tokenize & hitung frekuensi kata
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$freq = [];
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foreach ($rows as $row) {
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$words = preg_split('/\W+/', strtolower($row['clean_text'] ?? ''), -1, PREG_SPLIT_NO_EMPTY);
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foreach ($words as $w) {
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if (strlen($w) < 3) continue;
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$freq[$w] = ($freq[$w] ?? 0) + 1;
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}
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}
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arsort($freq);
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$top = array_slice($freq, 0, 800, true); // batasi ke 70 kata
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$list = [];
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foreach ($top as $word => $count) {
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$list[] = [$word, $count];
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}
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return Response::json($list);
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}
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/**
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* Helper: load a CSV into an associative array.
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*/
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private function readCsv(string $path): array
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{
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if (! File::exists($path)) {
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logger()->warning("CSV file not found at {$path}");
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return [];
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}
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$handle = fopen($path, 'r');
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$header = fgetcsv($handle);
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$data = [];
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while ($row = fgetcsv($handle)) {
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$data[] = array_combine($header, $row);
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}
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fclose($handle);
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return $data;
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}
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}
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