{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# RSS Article Query Examples\n",
    "\n",
    "This notebook demonstrates how to query RSS articles using the ArticleQuerier class."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "source": [
    "import os\n",
    "import pandas as pd\n",
    "from datetime import datetime, timedelta\n",
    "from src.search import ArticleQuerier\n",
    "\n",
    "# Configure logging if needed\n",
    "import logging\n",
    "logging.basicConfig(level=logging.INFO)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Initialize the Querier\n",
    "\n",
    "You can either set environment variables or use default values:"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "source": [
    "# Optional: Set environment variables\n",
    "os.environ['AWS_REGION'] = 'eu-west-3'\n",
    "os.environ['RSS_DATABASE_NAME'] = 'rss_articles'\n",
    "os.environ['RSS_TABLE_NAME'] = 'articles'\n",
    "os.environ['RSS_BUCKET_NAME'] = 'your-bucket'\n",
    "\n",
    "# Initialize querier\n",
    "querier = ArticleQuerier()"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## 1. Basic Source Analysis"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "source": [
    "# Get all sources and their article counts\n",
    "sources = querier.get_sources()\n",
    "\n",
    "# Display top sources\n",
    "print(\"Top Sources by Article Count:\")\n",
    "sources.head(10)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## 2. Search Examples"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "source": [
    "# Search articles containing 'python' in title\n",
    "python_articles = querier.search(title=\"python\", limit=5)\n",
    "print(\"\\nArticles about Python:\")\n",
    "python_articles[['title', 'source', 'published_date']]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "source": [
    "# Search with multiple filters\n",
    "# Get recent AWS articles from specific source\n",
    "filtered_articles = querier.search(\n",
    "    content=\"aws\",\n",
    "    source=\"techcrunch\",\n",
    "    date_from=(datetime.now() - timedelta(days=30)).strftime('%Y-%m-%d'),\n",
    "    limit=5\n",
    ")\n",
    "\n",
    "print(\"\\nRecent AWS articles from TechCrunch:\")\n",
    "filtered_articles[['title', 'published_date', 'url']]"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## 3. Custom SQL Queries"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "source": [
    "# Articles per month by source\n",
    "monthly_stats = querier.query(\"\"\"\n",
    "    SELECT \n",
    "        source,\n",
    "        DATE_TRUNC('month', published_date) as month,\n",
    "        COUNT(*) as article_count\n",
    "    FROM articles\n",
    "    WHERE published_date >= CURRENT_DATE - INTERVAL '6' MONTH\n",
    "    GROUP BY 1, 2\n",
    "    ORDER BY 2 DESC, 3 DESC\n",
    "\"\"\")\n",
    "\n",
    "print(\"\\nMonthly Article Counts:\")\n",
    "monthly_stats.head(10)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "source": [
    "# Topic analysis (searching for specific keywords)\n",
    "topic_analysis = querier.query(\"\"\"\n",
    "    SELECT \n",
    "        CASE\n",
    "            WHEN LOWER(title) LIKE '%python%' THEN 'Python'\n",
    "            WHEN LOWER(title) LIKE '%javascript%' OR LOWER(title) LIKE '%js%' THEN 'JavaScript'\n",
    "            WHEN LOWER(title) LIKE '%aws%' THEN 'AWS'\n",
    "            WHEN LOWER(title) LIKE '%ai%' OR LOWER(title) LIKE '%artificial intelligence%' THEN 'AI'\n",
    "        END as topic,\n",
    "        COUNT(*) as article_count\n",
    "    FROM articles\n",
    "    WHERE published_date >= CURRENT_DATE - INTERVAL '30' DAY\n",
    "    GROUP BY 1\n",
    "    HAVING topic IS NOT NULL\n",
    "    ORDER BY 2 DESC\n",
    "\"\"\")\n",
    "\n",
    "print(\"\\nTopic Analysis (Last 30 Days):\")\n",
    "topic_analysis"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## 4. Visualization Example"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "source": [
    "import matplotlib.pyplot as plt\n",
    "\n",
    "# Get daily article counts\n",
    "daily_counts = querier.query(\"\"\"\n",
    "    SELECT \n",
    "        DATE_TRUNC('day', published_date) as date,\n",
    "        COUNT(*) as article_count\n",
    "    FROM articles\n",
    "    WHERE published_date >= CURRENT_DATE - INTERVAL '30' DAY\n",
    "    GROUP BY 1\n",
    "    ORDER BY 1\n",
    "\"\"\")\n",
    "\n",
    "# Plot\n",
    "plt.figure(figsize=(15, 6))\n",
    "plt.plot(daily_counts['date'], daily_counts['article_count'])\n",
    "plt.title('Daily Article Counts (Last 30 Days)')\n",
    "plt.xlabel('Date')\n",
    "plt.ylabel('Number of Articles')\n",
    "plt.grid(True)\n",
    "plt.xticks(rotation=45)\n",
    "plt.tight_layout()\n",
    "plt.show()"
   ]
  }
 ]
}