|
| 1 | +import { File, Text } from '@asyncapi/generator-react-sdk'; |
| 2 | +import { getClientName, getServer, getServerUrl, getInfo, getTitle } from '@asyncapi/generator-helpers'; |
| 3 | +import { AvailableOperations } from '../components/AvailableOperations'; |
| 4 | + |
| 5 | +export default function({ asyncapi, params }) { |
| 6 | + const server = getServer(asyncapi.servers(), params.server); |
| 7 | + const info = getInfo(asyncapi); |
| 8 | + const clientName = getClientName(asyncapi, params.appendClientSuffix, params.customClientName); |
| 9 | + const title = getTitle(asyncapi); |
| 10 | + const serverUrl = getServerUrl(server); |
| 11 | + |
| 12 | + const operations = asyncapi.operations().all(); |
| 13 | + |
| 14 | + return ( |
| 15 | + <File name="README.md"> |
| 16 | + <Text newLines={2}> |
| 17 | + {`# ${title} (Python Client) |
| 18 | +
|
| 19 | +## Overview |
| 20 | +
|
| 21 | +${info.description() || `A WebSocket client for ${title} written in Python.`} |
| 22 | +
|
| 23 | +- **Version:** ${info.version()} |
| 24 | +- **URL:** ${serverUrl} |
| 25 | +
|
| 26 | +## Installation |
| 27 | +
|
| 28 | +Install dependencies: |
| 29 | +
|
| 30 | +\`\`\`bash |
| 31 | +pip install -r requirements.txt |
| 32 | +\`\`\` |
| 33 | +
|
| 34 | +
|
| 35 | +## Client API Reference |
| 36 | +
|
| 37 | +\`\`\`python |
| 38 | +from ${params.clientFileName.replace('.py', '')} import ${clientName} |
| 39 | +ws_client = ${clientName}() |
| 40 | +\`\`\` |
| 41 | +
|
| 42 | +Here, ws_client is an instance of the \`${clientName}\` class. |
| 43 | +### Core Methods |
| 44 | +
|
| 45 | +#### \`connect()\` |
| 46 | +Establishes a WebSocket connection to the server. |
| 47 | +
|
| 48 | +#### \`register_message_handler(handler_function)\` |
| 49 | +Registers a callback to handle incoming messages. |
| 50 | +- **Parameter:** \`handler_function\` - This function takes a parameter \`message\` (string). |
| 51 | +
|
| 52 | +#### \`register_error_handler(handler_function)\` |
| 53 | +Registers a callback to handle WebSocket errors. |
| 54 | +- **Parameter:** \`handler_function\` - This function takes a parameter \`error\` (Exception or object). |
| 55 | +
|
| 56 | +#### \`close()\` |
| 57 | +Closes the WebSocket connection.`} |
| 58 | + </Text> |
| 59 | + <AvailableOperations operations={operations} /> |
| 60 | + <Text newLines={2}> |
| 61 | + {`## Testing the client |
| 62 | +
|
| 63 | +\`\`\`python |
| 64 | +from ${params.clientFileName.replace('.py', '')} import ${clientName} |
| 65 | +ws_client = ${clientName}() |
| 66 | +
|
| 67 | +# Example of custom message handler |
| 68 | +
|
| 69 | +def my_handler(message): |
| 70 | + print('====================') |
| 71 | + print('Just proving I got the message in my_handler:', message) |
| 72 | + print('====================') |
| 73 | +
|
| 74 | +# Example of custom error handler |
| 75 | +
|
| 76 | +def my_error_handler(error): |
| 77 | + print('Errors from Websocket:', getattr(error, 'message', str(error))) |
| 78 | +
|
| 79 | +async def main(): |
| 80 | + ws_client.register_message_handler(my_handler) |
| 81 | + ws_client.register_error_handler(my_error_handler) |
| 82 | + try: |
| 83 | + await ws_client.connect() |
| 84 | + # Loop to send messages every 5 seconds |
| 85 | + import asyncio |
| 86 | + interval = 5 # seconds |
| 87 | + message = 'Hello, Echo!' |
| 88 | + while True: |
| 89 | + try: |
| 90 | + await ws_client.send_echo_message(message) |
| 91 | + except Exception as error: |
| 92 | + print('Error while sending message:', error) |
| 93 | + await asyncio.sleep(interval) |
| 94 | + except Exception as error: |
| 95 | + print('Failed to connect to WebSocket:', getattr(error, 'message', str(error))) |
| 96 | +
|
| 97 | +import asyncio |
| 98 | +asyncio.run(main()) |
| 99 | +\`\`\` |
| 100 | +
|
| 101 | +`} |
| 102 | + </Text> |
| 103 | + </File> |
| 104 | + ); |
| 105 | +} |
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