Add Anthropic provider implementation

Tests/AnthropicChat.php

@@ -0,0 +1,43 @@
+<?php
+
+require_once '../vendor/autoload.php';
+
+use Joomla\AI\Provider\AnthropicProvider;
+
+echo "Testing Real Anthropic API Calls...\n\n";
+
+$configFile = __DIR__ . '/../config.json';
+$config = json_decode(file_get_contents($configFile), true);
+$api_key = $config['anthropic_api_key'] ?? null;
+
+try {
+    // Create provider with your API key
+    $provider = new AnthropicProvider([
+        'api_key' => $api_key
+    ]);
+
+    echo "Provider created with API key\n";
+    echo "Provider name: " . $provider->getName() . "\n\n";
+
+    // Test 1: Simple prompt
+    echo "Test 1: Simple prompt\n";
+    echo str_repeat('-', 50) . "\n";
+
+    $response = $provider->chat("Translate the following sentence into French: Joomla makes website building easy and fun.", ['model' => 'claude-3-haiku-20240307']);
+
+    echo "API call successful!\n";
+    echo "Response: " . $response->getContent() . "\n";
+    echo "Provider: " . $response->getProvider() . "\n";
+    echo "Status: " . $response->getStatusCode() . "\n";
+
+    $metadata = $response->getMetadata();
+    echo "Model used: " . ($metadata['model']) . "\n";
+    echo "Input Tokens used: " . ($metadata['input_tokens']) . "\n";
+    echo "Output Tokens used: " . ($metadata['output_tokens']) . "\n";
+    echo "\n";
+
+    echo "\n" . str_repeat('=', 60) . "\n";
+    echo "All Messages endpoint tests completed successfully!\n";
+} catch (Exception $e) {
+    echo "Error: " . $e->getMessage() . "\n";
+}

Tests/AnthropicModelManagement.php

@@ -0,0 +1,134 @@
+<?php
+
+require_once '../vendor/autoload.php';
+
+use Joomla\AI\Provider\AnthropicProvider;
+
+echo "=== Anthropic Provider Comprehensive Test ===\n\n";
+
+$configFile = __DIR__ . '/../config.json';
+$config = json_decode(file_get_contents($configFile), true);
+$api_key = $config['anthropic_api_key'] ?? null;
+
+try {
+    // Create provider
+    $provider = new AnthropicProvider([
+        'api_key' => $api_key
+    ]);
+
+    echo "Provider: " . $provider->getName() . "\n";
+    echo "Provider created successfully!\n\n";
+
+    // Test 1: Get all available models
+    echo "=== Test 1: Get Available Models ===\n";
+
+    $availableModels = $provider->getAvailableModels();
+    echo "Available Models: " . implode(', ', $availableModels) . "\n";
+    echo "Total: " . count($availableModels) . " models\n";
+
+    echo "\n" . str_repeat("=", 60) . "\n\n";
+
+    // Test 2: Test with a known model ID (if different from available models)
+    echo "=== Test 2: Get Known Model (claude-3-haiku-20240307) ===\n";
+
+    try {
+        $validModelResponse = $provider->getModel('claude-3-haiku-20240307');
+
+        echo "Model Information:\n";
+        echo $validModelResponse->getContent() . "\n";
+
+    } catch (Exception $e) {
+        echo "Error getting known model: " . $e->getMessage() . "\n";
+    }
+
+    echo "\n" . str_repeat("=", 60) . "\n\n";
+
+    // Test 3: Test with invalid model ID (error handling)
+    echo "=== Test 3: Error Handling - Invalid Model ID ===\n";
+
+    try {
+        $invalidModelResponse = $provider->getModel('invalid-model-12345');
+        echo "Unexpected success with invalid model\n";
+    } catch (Exception $e) {
+        echo "Expected error caught: " . $e->getMessage() . "\n";
+    }
+
+    echo "\n" . str_repeat("=", 60) . "\n\n";
+
+    // Test 4: Basic Chat with saveFile
+    echo "=== Test 4: Basic Chat with saveFile ===\n";
+    echo str_repeat("-", 50) . "\n";
+
+    $chatResponse = $provider->chat(
+        "Hi",
+        [
+            'model' => 'claude-3-haiku-20240307',
+            'max_tokens' => 150
+        ]
+    );
+
+    echo "Chat Response:\n";
+    echo $chatResponse->getContent() . "\n";
+    echo "Status: " . $chatResponse->getStatusCode() . "\n";
+    echo "Provider: " . $chatResponse->getProvider() . "\n";
+
+    $metadata = $chatResponse->getMetadata();
+    echo "Model: " . $metadata['model'] . "\n";
+    echo "Input Tokens: " . $metadata['input_tokens'] . "\n";
+    echo "Output Tokens: " . $metadata['output_tokens'] . "\n";
+    echo "Stop Reason: " . $metadata['stop_reason'] . "\n";
+
+    echo "\n" . str_repeat("=", 60) . "\n\n";
+
+    // Test 5: Vision Analysis
+    echo "=== Test 5: Vision Analysis ===\n";
+    echo str_repeat("-", 50) . "\n";
+
+    $testImage = "test_files/fish.png";
+    $visionResponse = $provider->vision(
+        "What do you see in this image? Describe in one line.",
+        $testImage,
+    );
+
+    echo "Vision Response:\n";
+    echo $visionResponse->getContent() . "\n";
+    echo "Status: " . $visionResponse->getStatusCode() . "\n";
+
+    $visionMetadata = $visionResponse->getMetadata();
+    echo "Model: " . $visionMetadata['model'] . "\n";
+    echo "Input Tokens: " . $visionMetadata['input_tokens'] . "\n";
+    echo "Output Tokens: " . $visionMetadata['output_tokens'] . "\n";
+
+    echo "\n" . str_repeat("=", 60) . "\n\n";
+
+    // Test 6: Advanced Chat with Options
+    echo "=== Test 6: Advanced Chat with Options ===\n";
+    echo str_repeat("-", 50) . "\n";
+
+    $advancedResponse = $provider->chat(
+        "What is the full form of AI?",
+        [
+            'model' => 'claude-3-haiku-20240307',
+            'max_tokens' => 200,
+            'temperature' => 0.7,
+            'top_p' => 0.9,
+            'stop_sequences' => ['\n\n\n']
+        ]
+    );
+
+    echo "Advanced Chat Response:\n";
+    echo $advancedResponse->getContent() . "\n";
+
+    $advancedMetadata = $advancedResponse->getMetadata();
+    echo "Model: " . $advancedMetadata['model'] . "\n";
+    echo "Input Tokens: " . $advancedMetadata['input_tokens'] . "\n";
+    echo "Output Tokens: " . $advancedMetadata['output_tokens'] . "\n";
+    echo "Stop Reason: " . $advancedMetadata['stop_reason'] . "\n";
+
+    echo "\n" . str_repeat("=", 60) . "\n\n";
+
+    echo "\nAll Anthropic tests completed successfully!\n";
+
+} catch (Exception $e) {
+    echo "Test failed with error: " . $e->getMessage() . "\n";
+}

Tests/AnthropicVision.php

@@ -0,0 +1,52 @@
+<?php
+
+require_once '../vendor/autoload.php';
+
+use Joomla\AI\Provider\AnthropicProvider;
+
+echo "Testing Anthropic Vision API Calls...\n\n";
+
+$configFile = __DIR__ . '/../config.json';
+$config = json_decode(file_get_contents($configFile), true);
+$api_key = $config['anthropic_api_key'] ?? null;
+
+try {
+    // Create provider with your API key
+    $provider = new AnthropicProvider([
+        'api_key' => $api_key
+    ]);
+
+    echo "Provider created with API key\n";
+    echo "Provider name: " . $provider->getName() . "\n\n";
+
+    // Test vision capability
+    echo "Test: Vision with image description\n";
+    echo str_repeat('-', 50) . "\n";
+
+    // You can use a base64 image or URL
+    $imageUrl = "https://upload.wikimedia.org/wikipedia/commons/thumb/d/dd/Gfp-wisconsin-madison-the-nature-boardwalk.jpg/2560px-Gfp-wisconsin-madison-the-nature-boardwalk.jpg";
+
+    $response = $provider->vision(
+        "What do you see in this image? Describe it in detail.",
+        $imageUrl,
+        [
+            'model' => 'claude-3-5-sonnet-20241022',
+        ]
+    );
+
+    echo "Vision API call successful!\n";
+    echo "Response: " . $response->getContent() . "\n";
+    echo "Provider: " . $response->getProvider() . "\n";
+    echo "Status: " . $response->getStatusCode() . "\n";
+
+    $metadata = $response->getMetadata();
+    echo "Model used: " . ($metadata['model']) . "\n";
+    echo "Input Tokens used: " . ($metadata['input_tokens']) . "\n";
+    echo "Stop reason: " . ($metadata['stop_reason']) . "\n";
+    echo "\n";
+
+    echo "\n" . str_repeat('=', 60) . "\n";
+    echo "Anthropic Vision tests completed successfully!\n";
+} catch (Exception $e) {
+    echo "Error: " . $e->getMessage() . "\n";
+}

Tests/ChatCompletionsTest.php

@@ -0,0 +1,105 @@
+<?php
+
+require_once '../vendor/autoload.php';
+
+use Joomla\AI\Provider\OpenAIProvider;
+
+echo "Testing Real OpenAI API Calls...\n\n";
+
+$configFile = __DIR__ . '/../config.json';
+$config = json_decode(file_get_contents($configFile), true);
+$api_key = $config['openai_api_key'] ?? null;
+
+try {
+    // Create provider with your API key
+    $provider = new OpenAIProvider([
+        'api_key' => $api_key
+    ]);
+
+    echo "Provider created with API key\n";
+    echo "Provider name: " . $provider->getName() . "\n\n";
+
+    // To Do: Check if the provider is supported. Currently key set as env variables only
+    // if (!OpenAIProvider::isSupported()) {
+    //     throw new \Exception('OpenAI API is not supported or API key is missing.');
+    // }
+
+    // Test 1: Simple prompt
+    echo "Test 1: Simple prompt\n";
+    echo str_repeat('-', 50) . "\n";
+
+    $response = $provider->chat("Hello! How are you?");
+
+    echo "API call successful!\n";
+    echo "Response: " . $response->getContent() . "\n";
+    echo "Provider: " . $response->getProvider() . "\n";
+    echo "Status: " . $response->getStatusCode() . "\n";
+
+    $metadata = $response->getMetadata();
+    if (!empty($metadata)) {
+        echo "Model used: " . ($metadata['model']) . "\n";
+        if (isset($metadata['usage'])) {
+            echo "Tokens used: " . ($metadata['usage']['total_tokens']) . "\n";
+        }
+    }
+    echo "\n";
+
+    // Test 2: Multiple Response Choices (n parameter)
+    echo "Test 2: Multiple Response Choices (n parameter)\n";
+    echo str_repeat('-', 50) . "\n";
+    $response = $provider->chat("Suggest a name for a movie based on pilots and astronauts", [
+        'n' => 3,
+    ]);
+    echo "Model: " . $response->getMetadata()['model'] . "\n";
+    echo "Response: " . $response->getContent() . "\n";
+
+    $metadata = $response->getMetadata();
+    if (isset($metadata['choices']) && is_array($metadata['choices'])) {
+        echo "Number of choices returned: " . count($metadata['choices']) . "\n";
+        for ($i = 0; $i < count($metadata['choices']); $i++) {
+            echo "Choice " . ($i + 1) . ": " . ($metadata['choices'][$i]['message']['content'] ?? 'No content') . "\n";
+        }
+    } else {
+        echo "Expected multiple choices but got single response. Check OpenAI provider implementation.\n";
+    }
+    echo "\n";
+
+    // Test 3:Test chat completions audio capability
+    echo "Test 3: Test chat completions audio capability\n";
+    echo str_repeat('-', 50) . "\n";
+    $response = $provider->chat("Say a few words on Joomla! for about 30 seconds in english.", [
+        'model' => 'gpt-4o-audio-preview',
+        'modalities' => ['text', 'audio'],
+        'audio' => [
+            'voice' => 'alloy',
+            'format' => 'wav'
+        ],
+    ]);
+
+    $metadata = $response->getMetadata();
+    $debugFile = "output/full_audio_response_structure.json";
+    $fullStructure = [
+        'response_class' => get_class($response),
+        'content' => $response->getContent(),
+        'status_code' => $response->getStatusCode(),
+        'provider' => $response->getProvider(),
+        'metadata' => $metadata
+    ];
+    file_put_contents($debugFile, json_encode($fullStructure, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES));
+    echo "Full response structure saved to: $debugFile\n";
+
+    if (isset($metadata['choices'][0]['message']['audio']['data'])) {
+        $audioData = $metadata['choices'][0]['message']['audio']['data'];
+        $audioDatab64 = base64_decode($audioData, true);
+        $audioFile = file_put_contents("output/chat_completions_audio.wav", $audioDatab64);
+        echo "Audio file found and saved to: \"output/chat_completions_audio.wav\".\n";
+    } else {
+        echo "Audio file not found.\n";
+    }
+    echo "\n";
+
+    echo "\n" . str_repeat('=', 60) . "\n";
+    echo "All Chat Completions API tests completed successfully!\n";
+} catch (Exception $e) {
+    echo "Error: " . $e->getMessage() . "\n";
+}