from ..parser.models import ParsedCurl


def generate_php(parsed: ParsedCurl) -> str:
    """Generate PHP cURL code from parsed curl command."""
    lines = [
        "<?php",
        "",
        "function makeRequest() {",
        f'    $url = "{parsed.url}"',
        "",
        "    $ch = curl_init();",
        "",
    ]
    
    headers_list = []
    for h in parsed.headers:
        headers_list.append(f'"{h.key}: {h.value}"')
    
    if parsed.user_agent:
        headers_list.append(f'"User-Agent: {parsed.user_agent}"')
    
    if parsed.auth and parsed.auth.username and parsed.auth.password:
        lines.append(f'    $username = "{parsed.auth.username}";')
        lines.append(f'    $password = "{parsed.auth.password}";')
        lines.append('    curl_setopt($ch, CURLOPT_USERPWD, "$username:$password");')
        lines.append("")
    
    if parsed.method.value != "GET":
        lines.append(f'    curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "{parsed.method.value}");')
    
    if parsed.data:
        if parsed.data.data_type.value == "json" and parsed.data.json_data:
            import json
            json_str = json.dumps(parsed.data.json_data)
            lines.append(f'    $data = \'{json_str}\';')
            headers_list.append('"Content-Type: application/json"')
        else:
            lines.append(f'    $data = {repr(parsed.data.content)};')
        lines.append("    curl_setopt($ch, CURLOPT_POSTFIELDS, $data);")
        lines.append("")
    
    if headers_list:
        lines.append(f"    $headers = [{', '.join(headers_list)}];")
        lines.append("    curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);")
        lines.append("")
    
    lines.append("    curl_setopt($ch, CURLOPT_URL, $url);")
    lines.append("    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);")
    lines.append("    curl_setopt($ch, CURLOPT_HEADER, false);")
    
    if parsed.timeout:
        lines.append(f"    curl_setopt($ch, CURLOPT_TIMEOUT, {parsed.timeout});")
    
    if parsed.follow_redirects:
        lines.append("    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);")
    
    lines.extend([
        "",
        "    $response = curl_exec($ch);",
        "    $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);",
        "",
        "    if (curl_errno($ch)) {",
        '        echo "cURL Error: " . curl_error($ch) . "\\n";',
        "    } elseif ($httpCode >= 400) {",
        f'        echo "HTTP Error: $httpCode\\n";',
        "    } else {",
        "        echo $response . PHP_EOL;",
        "    }",
        "",
        "    curl_close($ch);",
        "}",
        "",
        "makeRequest();",
        "",
        "?>",
    ])
    
    return "\n".join(lines)