#!/usr/bin/env python3
"""
Test Data Generator for RSSuper Integration Tests

Generates sample feeds and test data for cross-platform testing.
"""

import json
import random
from datetime import datetime, timedelta
from pathlib import Path


def generate_random_feed_items(count: int = 10) -> list[dict]:
    """Generate random feed items for testing."""
    categories = ["technology", "news", "sports", "entertainment", "science"]
    titles = [
        "Understanding Modern Web Development",
        "The Future of AI in Software Engineering",
        "Best Practices for Database Design",
        "Introduction to Functional Programming",
        "Building Scalable Microservices",
        "Deep Dive into React Hooks",
        "Performance Optimization Techniques",
        "Security Best Practices for APIs",
        "Cloud Native Application Architecture",
        "Introduction to GraphQL"
    ]
    
    items = []
    base_date = datetime.now()
    
    for i in range(count):
        item = {
            "id": f"test-item-{i:03d}",
            "title": titles[i % len(titles)],
            "link": f"https://example.com/article{i}",
            "description": f"This is test article number {i + 1}",
            "author": f"author{i}@example.com",
            "published": (base_date - timedelta(hours=i)).isoformat(),
            "categories": [categories[i % len(categories)]],
            "read": random.random() > 0.7,
            "subscription_id": f"subscription-{i // 3}",
            "subscription_title": f"Subscription {i // 3 + 1}"
        }
        items.append(item)
    
    return items


def generate_subscription() -> dict:
    """Generate a test subscription."""
    return {
        "id": "test-subscription-1",
        "url": "https://example.com/feed.xml",
        "title": "Test Subscription",
        "category": "technology",
        "enabled": True,
        "fetch_interval": 3600,
        "created_at": datetime.now().isoformat(),
        "updated_at": datetime.now().isoformat(),
        "last_fetched_at": None,
        "error": None
    }


def generate_test_data() -> dict:
    """Generate complete test data package."""
    return {
        "subscriptions": [generate_subscription()],
        "feed_items": generate_random_feed_items(10),
        "bookmarks": [
            {
                "id": "bookmark-1",
                "feed_item_id": "test-item-000",
                "created_at": datetime.now().isoformat(),
                "tags": ["important", "read-later"]
            }
        ],
        "search_history": [
            {
                "id": "search-1",
                "query": "test query",
                "timestamp": datetime.now().isoformat()
            }
        ]
    }


def save_test_data(output_path: str = "tests/fixtures/test-data.json"):
    """Save generated test data to file."""
    data = generate_test_data()
    output = Path(output_path)
    output.parent.mkdir(parents=True, exist_ok=True)
    
    with open(output, "w") as f:
        json.dump(data, f, indent=2)
    
    print(f"Test data saved to {output}")
    return data


if __name__ == "__main__":
    import sys
    
    output_file = sys.argv[1] if len(sys.argv) > 1 else "tests/fixtures/test-data.json"
    save_test_data(output_file)