/**
 * Script to update all service API files to use the centralized authentication approach
 * with the apiClient instance
 * 
 * To run: node update-api-auth.js
 */

const fs = require('fs');
const path = require('path');

// Path to services directory
const servicesDir = path.join(__dirname, 'src', 'services');

// Read all files in the services directory
const files = fs.readdirSync(servicesDir);

// Filter for TypeScript files
const tsFiles = files.filter(file => file.endsWith('.ts') && !file.endsWith('.d.ts') && !file.includes('.bak'));

console.log(`Found ${tsFiles.length} service files to update:`);
console.log(tsFiles);

// Process each file
tsFiles.forEach(file => {
  const filePath = path.join(servicesDir, file);
  console.log(`\nProcessing ${file}...`);
  
  try {
    // Read file content
    let content = fs.readFileSync(filePath, 'utf8');
    
    // Check if already using apiClient
    if (content.includes('import apiClient from') || content.includes('apiClient.get(')) {
      console.log(`✓ Already using apiClient in ${file}`);
      return;
    }
    
    // Add import for apiClient if import from @/config exists
    if (content.includes('import') && content.includes('@/config')) {
      content = content.replace(
        /import (.*?) from ['"]@\/config['"];/,
        "import $1 from '@/config';\nimport apiClient from '@/lib/api/axios-instance';"
      );
    } 
    // If no @/config import but there are other imports
    else if (content.includes('import')) {
      content = content.replace(
        /import (.*?);(\r?\n)/,
        "import $1;$2import apiClient from '@/lib/api/axios-instance';$2"
      );
    } 
    // Handle case where createHeaders was added but apiClient wasn't
    else if (content.includes('import { createHeaders }') && !content.includes('import apiClient')) {
      content = content.replace(
        /import { createHeaders } from ['"]@\/lib\/api['"];/,
        "import { createHeaders } from '@/lib/api';\nimport apiClient from '@/lib/api/axios-instance';"
      );
    }
    // If no imports at all
    else {
      content = `import apiClient from '@/lib/api/axios-instance';\n\n${content}`;
    }
    
    // Check if already using createHeaders
    if (content.includes('import { createHeaders }') || content.includes("import {createHeaders}")) {
      console.log(`✓ Already using createHeaders in ${file}`);
      return;
    }
    
    // Add import for createHeaders if import from @/config exists
    if (content.includes('import') && content.includes('@/config')) {
      content = content.replace(
        /import (.*?) from ['"]@\/config['"];/,
        "import $1 from '@/config';\nimport { createHeaders } from '@/lib/api';"
      );
    } 
    // If no @/config import but there are other imports
    else if (content.includes('import')) {
      content = content.replace(
        /import (.*?);(\r?\n)/,
        "import $1;$2import { createHeaders } from '@/lib/api';$2"
      );
    } 
    // If no imports at all
    else {
      content = `import { createHeaders } from '@/lib/api';\n\n${content}`;
    }
    
    // Replace direct axios calls with authenticated calls
    
    // GET requests
    content = content.replace(
      /await axios\.get\(`(.*?)`\)/g,
      "await apiClient.get(`$1`, {\n    headers: createHeaders(true),\n    withCredentials: true\n  })"
    );
    
    // POST requests
    content = content.replace(
      /await axios\.post\(`(.*?)`, (.*?)\)/g,
      "await apiClient.post(`$1`, $2, {\n    headers: createHeaders(true),\n    withCredentials: true\n  })"
    );
    
    // PUT requests
    content = content.replace(
      /await axios\.put\(`(.*?)`, (.*?)\)/g,
      "await apiClient.put(`$1`, $2, {\n    headers: createHeaders(true),\n    withCredentials: true\n  })"
    );
    
    // DELETE requests
    content = content.replace(
      /await axios\.delete\(`(.*?)`\)/g,
      "await apiClient.delete(`$1`, {\n    headers: createHeaders(true),\n    withCredentials: true\n  })"
    );
    
    // Replace custom headers with createHeaders
    content = content.replace(
      /headers: {[\s\S]*?},/g,
      "headers: createHeaders(true),"
    );
    
    // Save updated content
    fs.writeFileSync(filePath, content, 'utf8');
    console.log(`✓ Updated ${file}`);
  } catch (error) {
    console.error(`Error updating ${file}:`, error.message);
  }
});

console.log('\nUpdate complete!');