/* Example Zot API command line utility, part of zotapi.
 * Copyright (C) 2018 Harald Eilertsen <haraldei@anduin.net>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

extern crate zotapi;
extern crate dotenv;
extern crate clap;
extern crate serde_json;

use clap::{
    Arg,
    app_from_crate,
    crate_name,
    crate_version,
    crate_authors,
    crate_description,
    SubCommand
};
use dotenv::dotenv;
use std::env;

mod zot;

fn main() {
    dotenv().ok();
    let site = env::var("HZ_SITE").expect("SITE variable expected");
    let user = env::var("HZ_USER").expect("USER variable expected");
    let password = env::var("HZ_PASSWORD").expect("PASSWORD variable expected");

    let matches = app_from_crate!()
        .subcommand(
            SubCommand::with_name("channel-stream")
                .about("Fetch the channel stream")
                .arg(Arg::with_name("raw")
                     .long("raw")
                     .help("Display raw json payload")))
        .subcommand(
            SubCommand::with_name("network-stream")
                .about("Fetch the network stream")
                .arg(Arg::with_name("raw")
                     .long("raw")
                     .help("Display raw json payload")))
        .subcommand(
            SubCommand::with_name("abook")
                .about("Fetch address book/contact info")
                .arg(Arg::with_name("raw")
                    .long("raw")
                    .help("Display raw json payload")))
        .subcommand(
            SubCommand::with_name("xchan")
                .about("Fetch xchan info")
                .arg(Arg::with_name("raw")
                     .long("raw")
                     .help("Display raw json payload"))
                .arg(Arg::with_name("addr")
                     .long("addr")
                     .help("ID is given as a webbie address (default)"))
                .arg(Arg::with_name("hash")
                     .long("hash")
                     .help("ID is given as a xchan hash"))
                .arg(Arg::with_name("guid")
                     .long("guid")
                     .help("ID is given as a GUID"))
                .arg(Arg::with_name("ID")
                     .help("id (email, hash or GUID) of xchan to fetch")
                     .required(true)))
        .get_matches();

    let client = zotapi::client(&site, &user, &password);

    match matches.subcommand() {
        ("channel-stream", Some(m)) => {
            let raw = m.is_present("raw");
            zot::channel_stream::fetch(&client, raw);
        },
        ("network-stream", Some(m)) => {
            let raw = m.is_present("raw");
            zot::network_stream::fetch(&client, raw);
        },
        ("abook", Some(m)) => {
            let raw = m.is_present("raw");
            zot::abook::fetch(&client, raw);
        },
        ("xchan", Some(m)) => {
            let raw = m.is_present("raw");
            let t = if m.is_present("guid") {
                zot::xchan::Type::GUID
            }
            else if m.is_present("hash") {
                zot::xchan::Type::Hash
            }
            else {
                zot::xchan::Type::Addr
            };

            zot::xchan::fetch(&client, raw, t, m.value_of("ID").unwrap());
        },
        _ => {
            println!("{}", matches.usage());
        },
    }
}