add mocked api

mocked_api/Dockerfile-mockapi

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+FROM python:3.10-slim-buster
+WORKDIR /work
+
+RUN pip install fastapi uvicorn lorem-text
+COPY mocked_api/mock_api.py .
+COPY mocked_api/models_response.json .
+
+CMD ["uvicorn", "mock_api:app", "--host", "0.0.0.0", "--port", "5174"]
+

mocked_api/mock_api.py

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+import json
+import re
+import time
+from lorem_text import lorem
+
+from fastapi import FastAPI
+from fastapi.middleware.cors import CORSMiddleware
+
+app = FastAPI()
+
+# add CORS middleware to allow requests from any origin
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+
+# Define a route to handle POST requests
+@app.post("/v1/chat/completions")
+async def post_data(data: dict):
+    """Returns mock responses for testing purposes."""
+
+    messages = data['messages']
+    instructions = messages[-1]['content']
+
+    delay = 0
+    lines = None
+    answer = 'Default mock answer from mocked API'
+
+    try:
+        delay = re.findall(r'(?<=d)\d+',instructions)[0]
+    except:
+        pass
+
+    try:
+        lines = re.findall(r'(?<=l)\d+',instructions)[0]
+    except:
+        pass
+
+
+    if delay:
+        time.sleep(int(delay))
+
+    if lines:
+        answer = "\n".join([lorem.sentence() for _ in range(int(lines))])
+
+    response = {
+        "id": 0,
+        "choices": [{
+            "index": 0,
+            "finish_reason": "stop",
+            "message": {"content": answer,"role": "assistant"}
+        }]
+    }
+    return response
+
+
+@app.get('/v1/models')
+async def list_models():
+    """Returns a list of models to get app to work."""
+    with open('/work/models_response.json') as f:
+        result = json.load(f)
+
+    return result
+
+
+@app.post('/')
+async def post_data(data: dict):
+    """Basic route for testing the API works"""
+    result = {"message": "Data received", "data": data}
+    return result