from pathlib import Path

from .config import CATALOG_FILE


def load_apps():
    apps = []
    current = {}

    path = Path(CATALOG_FILE)
    if not path.exists():
        return apps

    for raw_line in path.read_text(encoding="utf-8").splitlines():
        line = raw_line.strip()

        if line.startswith("- id:"):
            if current:
                apps.append(current)
            current = {"id": line.split(":", 1)[1].strip()}
        elif ":" in line and current:
            key, value = line.split(":", 1)
            current[key.strip()] = value.strip().strip('"')

    if current:
        apps.append(current)

    return apps


def save_apps(apps):
    lines = ["apps:"]

    for item in apps:
        app_id = item.get("id", "")
        lines.append("")
        lines.append(f"  - id: {app_id}")
        lines.append(f"    name: {item.get('name', app_id)}")
        lines.append(f"    language: {item.get('language', 'python')}")
        lines.append(f"    version: {item.get('version', '1.0.0')}")
        lines.append(f"    base_path: /apps/{app_id}")
        lines.append(f"    docs: /apps/{app_id}/docs")
        lines.append(f"    health: /apps/{app_id}/health")
        lines.append(f"    status: {item.get('status', 'deployed')}")

        if item.get("memory"):
            lines.append(f"    memory: {item.get('memory')}")
        if item.get("cpus"):
            lines.append(f"    cpus: \"{item.get('cpus')}\"")

    Path(CATALOG_FILE).write_text("\n".join(lines) + "\n", encoding="utf-8")