Update(Generators/MoonshotGenerator): Remove unused code and fix getCompletionMessages method

- Remove unused code in MoonshotGenerator.
- Fix getCompletionMessages method to return correct content based on the config parameter 'stream'.

Author: ityaozm@gmail.com

app/Generators/MoonshotGenerator.php

@@ -45,16 +45,14 @@ public function __construct(array $config)
 
     /**
      * @psalm-suppress RedundantCast
-     *
-     * @noinspection MissingParentCallInspection
      */
     public function generate(string $prompt): string
     {
         $parameters = [
             'messages' => [
                 ['role' => 'user', 'content' => $prompt],
             ],
-            'user' => Str::uuid()->toString(),
+            // 'user' => Str::uuid()->toString(),
         ] + Arr::get($this->config, 'parameters', []);
 
         $response = $this->moonshot->chatCompletions($parameters, $this->buildWriter($messages));
@@ -63,12 +61,11 @@ public function generate(string $prompt): string
         return (string) ($messages ?? $this->getCompletionMessages($response));
     }
 
-    /**
-     * {@inheritDoc}
-     */
     private function getCompletionMessages($response): string
     {
-        return Arr::get($response, 'choices.0.delta.content', '');
+        return Arr::get($this->config, 'parameters.stream', false)
+            ? Arr::get($response, 'choices.0.delta.content', '')
+            : Arr::get($response, 'choices.0.message.content', '');
     }
 
     /**

tests/Pest.php

@@ -113,7 +113,7 @@ function setup_http_fake(): void
                     json
 
                 : <<<'json'
-                    {"id":"cmpl-64d18ab895224e74b9c78a9a8c233585","object":"chat.completion","created":3943160,"model":"moonshot-v1-8k","choices":[{"index":0,"delta":{"role":"assistant","content":"你好，李雷！1+1等于2。如果你有更复杂的数学问题或者其他问题，也可以随时问我。"},"finish_reason":"stop"}],"usage":{"prompt_tokens":83,"completion_tokens":25,"total_tokens":108}}
+                    {"id":"cmpl-64d18ab895224e74b9c78a9a8c233585","object":"chat.completion","created":3943160,"model":"moonshot-v1-8k","choices":[{"index":0,"message":{"role":"assistant","content":"你好，李雷！1+1等于2。如果你有更复杂的数学问题或者其他问题，也可以随时问我。"},"finish_reason":"stop"}],"usage":{"prompt_tokens":83,"completion_tokens":25,"total_tokens":108}}
                     json;
 
             return Http::response($body, $status);