move into sonardesk

AI/Services/AIManager.php

@@ -0,0 +1,65 @@
+<?php
+
+namespace Modules\AI\Services;
+
+use Illuminate\Support\Str;
+use Modules\AI\Contracts\AIManager as AIManagerContract;
+use Modules\AI\Contracts\AIProviderDriver;
+use Modules\AI\Drivers\OpenAICompatibleDriver;
+use Modules\AI\Models\AIExecution;
+use Modules\AI\Models\AIPrompt;
+use Modules\AI\Models\AIProvider;
+
+final class AIManager implements AIManagerContract
+{
+    public function execute(AIPrompt|string $prompt, array $variables = [], array $options = []): AIExecution
+    {
+        $promptModel = is_string($prompt) ? AIPrompt::where('slug', $prompt)->where('is_active', true)->firstOrFail() : $prompt;
+        $provider = $this->provider($options['provider_id'] ?? null);
+        $input = $promptModel->render($variables);
+        $execution = AIExecution::create(['execution_id' => (string) Str::uuid(), 'ai_provider_id' => $provider->id, 'ai_prompt_id' => $promptModel->id, 'user_id' => auth()->id(), 'model' => $options['model'] ?? $provider->default_model, 'purpose' => $promptModel->purpose, 'input' => $input, 'context' => $variables, 'status' => 'running']);
+        $started = microtime(true);
+        try {
+            $messages = [];
+            if (filled($promptModel->system_prompt)) {
+                $messages[] = ['role' => 'system', 'content' => $promptModel->system_prompt];
+            }
+            $messages[] = ['role' => 'user', 'content' => $input];
+            $result = $this->driver($provider)->generate($provider, $messages, $options);
+            $execution->update(['output' => $result['text'], 'usage' => $result['usage'], 'status' => 'completed', 'duration_ms' => (int) ((microtime(true) - $started) * 1000), 'completed_at' => now()]);
+        } catch (\Throwable $e) {
+            report($e);
+            $execution->update(['status' => 'failed', 'error' => $e->getMessage(), 'duration_ms' => (int) ((microtime(true) - $started) * 1000), 'completed_at' => now()]);
+        }
+
+        return $execution->refresh();
+    }
+
+    public function testProvider(int $providerId): array
+    {
+        $provider = AIProvider::findOrFail($providerId);
+        try {
+            $result = $this->driver($provider)->test($provider);
+            $provider->update(['last_tested_at' => now(), 'last_test_status' => 'passed', 'last_test_message' => $result['message']]);
+
+            return $result;
+        } catch (\Throwable $e) {
+            $provider->update(['last_tested_at' => now(), 'last_test_status' => 'failed', 'last_test_message' => $e->getMessage()]);
+
+            return ['ok' => false, 'message' => $e->getMessage()];
+        }
+    }
+
+    private function provider(?int $id): AIProvider
+    {
+        return AIProvider::query()->when($id, fn ($q) => $q->whereKey($id))->when(! $id, fn ($q) => $q->where('is_default', true))->where('is_active', true)->first()
+            ?? AIProvider::where('is_active', true)->firstOrFail();
+    }
+
+    private function driver(AIProvider $provider): AIProviderDriver
+    {
+        return match ($provider->driver) {
+            'openai_compatible','openai','lm_studio','ollama' => app(OpenAICompatibleDriver::class), default => throw new \InvalidArgumentException("Unsupported AI driver [{$provider->driver}].")
+        };
+    }
+}

AI/Services/KnowledgeIndexer.php

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+<?php
+
+namespace Modules\AI\Services;
+
+use Modules\AI\Models\AIKnowledgeSource;
+
+final class KnowledgeIndexer
+{
+    public function index(AIKnowledgeSource $source, int $chunkSize = 1800): AIKnowledgeSource
+    {
+        $content = trim((string) $source->content);
+        $source->chunks()->delete();
+        $chunks = $content === '' ? [] : $this->split($content, max(500, $chunkSize));
+        foreach ($chunks as $position => $chunk) {
+            $source->chunks()->create(['position' => $position + 1, 'content' => $chunk]);
+        }
+        $source->update(['checksum' => hash('sha256', $content), 'status' => 'indexed', 'chunk_count' => count($chunks), 'indexed_at' => now()]);
+
+        return $source->refresh();
+    }
+
+    private function split(string $content, int $size): array
+    {
+        $paragraphs = preg_split('/\R{2,}/', $content) ?: [$content];
+        $chunks = [];
+        $buffer = '';
+        foreach ($paragraphs as $paragraph) {
+            if (strlen($buffer) + strlen($paragraph) + 2 > $size && $buffer !== '') {
+                $chunks[] = trim($buffer);
+                $buffer = '';
+            } $buffer .= $paragraph."\n\n";
+        }
+        if (trim($buffer) !== '') {
+            $chunks[] = trim($buffer);
+        }
+
+return $chunks;
+    }
+}