fix: Fix some phones unable to play audio

[shaohuzhang1]

fix: Fix some phones unable to play audio

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[shaohuzhang1]

There are several issues and suggestions with the provided code:

1. Multiple Instances of Audio Elements: The line <audio ref="audioPlayer" v-for="item in audioList" ...> generates multiple audio elements on each render, which is inefficient and could lead to performance problems.

2. Conditional Rendering: Ensure that only one instance of div ref="audioCiontainer" is used unless you need dynamic rendering based on some condition.

3. Speech Synthesis vs HTML Audio Element: The logic is inconsistent between handling SpeechSynthesisUtterance and HTMLAudioElement instances. This leads to redundant checks and can be streamlined.

4. Error Handling: There's no error handling when creating a new HTMLAudioElement, which should use document.createElement('audio') instead of assigning it directly to a ref using Vue.js syntax.

5. State Management: The statusList management seems scattered around different methods without consistent usage guidelines. Consider consolidating state management for better readability and maintainability.

6. Method Names and Signatures: Method names like pause and logic inside them might not work as expected because they don't handle certain states correctly (e.g., PLAY_INT and other enum values).

7. Code Style: There are minor style improvements that could enhance readability and consistency throughout the file.

Here are cleaned-up version recommendations:

// Remove the repeated div element and single instance control
<div ref="audioPanel">
  <!-- El button -->
</div>

<!-- Single container for all audio elements -->
<div ref="audioContainer"></div>

<script lang="ts">
import { defineComponent } from 'vue';
class AudioManage {
  textList: string[] = [];
  ttsType: 'TTS' | 'TAG_READING' = ''; // Add type annotation here
  statusList: number[] = []; // Define statuses

  async loadAudioItems() {
    await createHtmlElements(this.textList.map(item =>
      this.createAudioElement(item)
    ));
  }

  private createAudioElement(text: string): HTMLElement {
    const audio = document.createElement('audio');
    audio.controls = true;
    audio.hidden = true;
    const utterance = new SpeechSynthesisUtterance(text);
    // Handle playback events if needed
    return audio;
  }
}

function createHtmlElements(elements: HTMLElement[]): Array<HTMLDivElement> {
  const divContainer = document.createElement('div');
  const parentEl = document.getElementById('parentElementId'); // Replace with actual ID
  elements.forEach((element) => {
    divContainer.appendChild(element);
  });
  parentEl.appendChild(divContainer);
}
</script>

Please adapt the above changes according to your project structure and requirements.

[shaohuzhang1]

The code snippet provided is almost correct, with only one minor improvement. The speechSynthesis object might not be defined in some environments when the script runs, so adding a null check before calling its method helps prevent errors.

Optimization Suggestion:

Add an early return after checking if window.speechSynthesis exists to avoid unnecessary code execution.

Here's the updated code:

@@ -523,7 +523,10 @@ onMounted(() => {
     let userFormData = JSON.parse(localStorage.getItem(`${accessToken}userForm`) || '{}')
     form_data.value = userFormData
   }
+  if (window.speechSynthesis) {
     window.speechSynthesis.cancel() // Ensure this happens safely
-  }
+    window.sendMessage = sendMessage;
+    bus.on('on:transcribing', (status: boolean) => {
+      transcribing.value = status;
+    });
   }

This change ensures that the rest of the function can proceed without relying implicitly on the presence of window.speechSynthesis.