use handlebars_iron::handlebars::to_json;
use handlebars_iron::Template;
use iron::prelude::{Request, Response};
use iron::{IronResult, Set, status};
use mount::Mount;
use serde_json::value::{Map, Value};
use staticfile::Static;
use std::path::Path;

pub fn render_page(name: &str, mut template_data: Map<String, Value>) -> Template {
    template_data.insert("parent".to_string(), to_json(&"layout/base".to_owned()));
    Template::new(name, template_data)
}

pub struct AssetsHandler;

impl AssetsHandler {

    pub fn new(prefix: &str, mount_path: &str) -> Mount {
        let mut assets_mount = Mount::new();
        assets_mount.mount(prefix, Static::new(Path::new(mount_path)));
        assets_mount
    }
}

pub fn hello_world (_request: &mut Request) -> IronResult<Response> {
    use serde_json::value::{Map, Value};

    let mut data = Map::new();
    data.insert("title".to_string(), to_json(&"Media Collection CRUD".to_owned()));

    let mut response = Response::new();
    response.set_mut(render_page("index", data))
        .set_mut(status::Ok);

    Ok(response)
}