from flask import Flask, Blueprint,render_template, send_from_directory,jsonify, url_for
from flatpages_index import FlatPagesIndex
import flatpages_index

def create_bp(app):

    flatpages = FlatPagesIndex(app)
    flatpages_index.Links.endpoint="pages.page"
    flatpages_index.Links.url=(lambda s,x: url_for(s.endpoint, name=x))
    #flatpages_index.Links.image_url=(lambda s,x: url_for('stuff.page', name=x))
    flatpages_index.Links.file_url=(lambda s,x: url_for('pages.page', name=x))
    flatpages_index.Links.thumb_url=(lambda s,x: url_for('pages.thumb', size=128,name=x))

    flatpages.get('index')
    app.logger.debug('flatpages loaded %d pages' % len(flatpages._pages))
    app.logger.debug("Data directory is: %s" % flatpages.root)
    page_blueprint  = Blueprint('pages', __name__)

    @page_blueprint.route('/thumb<int:size>/<path:name>/')
    def thumb(size=64,name=''):
        pass

    @page_blueprint.route('/<path:name>/')
    @page_blueprint.route('/')
    def page(name='index'):
        page = flatpages.get(name)
        
        if page:
            page["has_img"]=True
            page.links.endpoint='pages.page'
            return render_template(page["template"], post=page,
                                pth=page["dirpath"])

        if os.path.exists(os.path.join(FLATPAGES_ROOT,name)):
            return send_from_directory(FLATPAGES_ROOT,name)
        else:
            return send_from_directory('static',name)




    @page_blueprint.route('/<path:name>.json',strict_slashes=False)
    def pagejson(name='index'):
        page = flatpages.get(name)
        if not page is None:
            page["has_img"]=False
            page.links.endpoint='pages.pagejson'
    #        page.links.file_url=lambda n: url_for('intern.post', name=n)
            return jsonify(page=dict(page))
        
        if os.path.exists(u'{}/{}'.format(FLATPAGES_ROOT,path)):
            return send_from_directory(FLATPAGES_ROOT,path)
        else:
            return send_from_directory('static',path)
    return page_blueprint