Feature: laravel.log summary

src/Console/Commands/SummaryLogCommand.php

@@ -0,0 +1,107 @@
+<?php
+
+namespace Opcodes\LogViewer\Console\Commands;
+
+use Illuminate\Console\Command;
+use Illuminate\Support\Facades\Storage;
+use Illuminate\Support\Str;
+use Opcodes\LogViewer\Facades\LogViewer;
+use Opcodes\LogViewer\LogFileCollection;
+
+class SummaryLogCommand extends Command
+{
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'log-viewer:summary
+        {--l|logs=1000 : Number of logs to summarize }';
+
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'Generates a summary of the logs';
+
+    /**
+     * Execute the console command.
+     */
+    public function handle(): void
+    {
+        $number = $this->option('logs');
+
+        static::deleteSummaryFile();
+        $this->comment('Deleted error log summary file');
+        $this->comment('Generating error log summary file');
+        static::generateSummaryFile($number);
+        $this->comment('Done');
+    }
+
+    protected static function deleteSummaryFile(): void
+    {
+        Storage::disk('logs')
+            ->delete('summary.log');
+    }
+
+    protected static function generateSummaryFile(int $number): void
+    {
+        $summary = [];
+
+        /** @var LogFileCollection $files */
+        $files = LogViewer::getFiles();
+
+        foreach ($files as $file) {
+            if (! Str::endsWith($file->name, 'laravel.log')) {
+                continue;
+            }
+
+            $logs = collect($file->logs()->get())
+                ->reverse()
+                ->take($number);
+
+            foreach ($logs as $log) {
+                $level = $log->level;
+                $message = $log->message;
+                $context = $log->context;
+                $env = $log->extra['environment'];
+                $ts = $log->datetime->format('Y-m-d H:i:s');
+
+                if (! isset($summary[trim($message)])) {
+                    $summary[$message] = [
+                        'first' => $ts,
+                        'last' => $ts,
+                        'count' => 1,
+                        'level' => $level,
+                        'env' => $env,
+                        'message' => $message,
+                        'context' => $context,
+                    ];
+                } else {
+                    $summary[trim($message)]['count']++;
+                    $summary[trim($message)]['last'] = max(
+                        $ts,
+                        $summary[trim($message)]['last']
+                    );
+                    $summary[trim($message)]['first'] = min(
+                        $ts,
+                        $summary[trim($message)]['first']
+                    );
+                }
+            }
+        }
+
+        $lines = array_map(function (array $data) {
+            return json_encode($data, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);
+        }, array_values($summary));
+
+        $uniqueLines = [];
+        foreach ($lines as $json) {
+            $uniqueLines[$json] = true;
+        }
+
+        Storage::disk('logs')
+            ->put('summary.log', implode("\n", array_reverse(array_keys($uniqueLines))));
+    }
+}

src/LogViewerServiceProvider.php

@@ -14,6 +14,7 @@
 use Illuminate\Support\Str;
 use Laravel\Octane\Events\RequestTerminated;
 use Opcodes\LogViewer\Console\Commands\GenerateDummyLogsCommand;
+use Opcodes\LogViewer\Console\Commands\SummaryLogCommand;
 use Opcodes\LogViewer\Console\Commands\PublishCommand;
 use Opcodes\LogViewer\Events\LogFileDeleted;
 use Opcodes\LogViewer\Facades\LogViewer;
@@ -60,6 +61,7 @@ public function boot()
             $this->commands([
                 PublishCommand::class,
                 GenerateDummyLogsCommand::class,
+                SummaryLogCommand::class,
             ]);
         }
 

src/Logs/SummaryLog.php

@@ -0,0 +1,55 @@
+<?php
+
+namespace Opcodes\LogViewer\Logs;
+
+use Carbon\Carbon;
+use Opcodes\LogViewer\Facades\LogViewer;
+use Opcodes\LogViewer\Logs\Log;
+use Str;
+
+class SummaryLog extends Log
+{
+    public static string $name = 'Summary';
+
+    public static string $regex = '/^\{.*\}$/';
+
+    public static array $seen = [];
+
+    public static array $columns = [
+        ['label' => 'Severity', 'data_path' => 'level'],
+        ['label' => 'First', 'data_path' => 'extra.first_datetime'],
+        ['label' => 'Last', 'data_path' => 'datetime'],
+        ['label' => 'Env', 'data_path' => 'extra.environment'],
+        ['label' => 'Count', 'data_path' => 'extra.count'],
+        ['label' => 'Message', 'data_path' => 'message'],
+    ];
+    protected static string $regexContextKey = 'context';
+
+    protected function parseText(array &$matches = []): void
+    {
+        $data = json_decode($this->text, true) ?: [];
+
+        $matches[static::$regexDatetimeKey] = $data['last'] ?? '';
+        $matches[static::$regexLevelKey] = $data['level'] ?? '';
+        $matches[static::$regexMessageKey] = $data['message'] ?? '';
+        $matches[static::$regexContextKey] = $data['context'] ?? [];
+
+        $this->extra = [
+            'first_datetime' => Carbon::parse($data['first'] ?? null)
+                ->setTimezone(LogViewer::timezone())
+                ->format("Y\u{2011}m\u{2011}d\u{00A0}H:i:s"),
+            'environment' => $data['env'] ?? null,
+            'count' => $data['count'] ?? null,
+            'context' => $data['context'] ?? [],
+        ];
+
+        $this->text = $data['message'] ?? '';
+    }
+
+    protected function fillMatches(array $matches = []): void
+    {
+        parent::fillMatches($matches);
+
+        $this->context = $matches[static::$regexContextKey];
+    }
+}