from flask import Blueprint, render_template, redirect, url_for, session, jsonify, send_from_directory, current_app

bp = Blueprint('views', __name__)


@bp.route('/sw.js')
def service_worker():
    """Serve service worker from root scope."""
    response = send_from_directory(
        current_app.static_folder, 'sw.js',
        mimetype='application/javascript'
    )
    response.headers['Service-Worker-Allowed'] = '/'
    response.headers['Cache-Control'] = 'no-cache'
    return response

@bp.route('/')
def index():
    """Root route - redirect to capture if logged in, otherwise show login."""
    if 'username' in session:
        return redirect(url_for('views.capture'))
    return render_template('login.html')

@bp.route('/login')
def login_page():
    """Render login page."""
    if 'username' in session:
        return redirect(url_for('views.capture'))
    return render_template('login.html')

@bp.route('/capture')
def capture():
    """Render capture page (requires authentication)."""
    if 'username' not in session:
        return redirect(url_for('views.login_page'))
    return render_template(
        'capture.html',
        username=session['username'],
        show_nav=True,
        is_admin=session.get('is_admin', False)
    )

@bp.route('/queue')
def queue():
    """Render queue page (requires authentication)."""
    if 'username' not in session:
        return redirect(url_for('views.login_page'))
    return render_template(
        'queue.html',
        username=session['username'],
        show_nav=True,
        is_admin=session.get('is_admin', False)
    )

@bp.route('/browser')
def browser():
    """Render file browser page (requires authentication)."""
    if 'username' not in session:
        return redirect(url_for('views.login_page'))
    return render_template(
        'browser.html',
        username=session['username'],
        show_nav=True,
        is_admin=session.get('is_admin', False)
    )

@bp.route('/reviewer')
def reviewer():
    """Render photo reviewer page (requires authentication)."""
    if 'username' not in session:
        return redirect(url_for('views.login_page'))
    return render_template(
        'reviewer.html',
        username=session['username'],
        show_nav=False,
        is_admin=session.get('is_admin', False)
    )

@bp.route('/admin')
def admin():
    """Render admin page (requires admin privileges)."""
    if 'username' not in session:
        return redirect(url_for('views.login_page'))
    if not session.get('is_admin', False):
        return redirect(url_for('views.capture'))
    return render_template(
        'admin.html',
        username=session['username'],
        show_nav=True,
        is_admin=True
    )

@bp.route('/test')
def test():
    """Test page for camera functionality."""
    return render_template('test.html')