use json::{array, object, JsonValue};
use actix_web::{HttpRequest};
use sha1::{Sha1, Digest};

use crate::encryption;
use crate::router::{userdata, global, items};
use crate::include_file;

pub fn deck(req: HttpRequest, body: String) -> Option<JsonValue> {
    let key = global::get_login(req.headers(), &body);
    let body = json::parse(&encryption::decrypt_packet(&body).unwrap()).unwrap();
    let mut user = userdata::get_acc(&key);
    
    for (i, data) in user["deck_list"].clone().members().enumerate() {
        if data["slot"].as_usize().unwrap_or(100) != i + 1 && i < 10 {
            user["deck_list"][i] = object!{
                "slot": i + 1,
                "leader_role": 0,
                "main_card_ids": [0, 0, 0, 0, 0, 0, 0, 0, 0]
            }
        }
    }
    
    for data in user["deck_list"].members_mut() {
        if data["slot"].as_i32().unwrap() == body["slot"].as_i32().unwrap() {
            data["main_card_ids"] = body["main_card_ids"].clone();
            break;
        }
    }
    userdata::save_acc(&key, user.clone());
    
    Some(object!{
        "deck": {
            "slot": body["slot"].clone(),
            "leader_role": 0,
            "main_card_ids": body["main_card_ids"].clone()
        },
        "clear_mission_ids": []
    })
}

pub fn user(req: HttpRequest) -> Option<JsonValue> {
    let key = global::get_login(req.headers(), "");
    let mut user = userdata::get_acc(&key);
    
    user["lottery_list"] = array![];
    
    Some(user)
}

pub fn gift(req: HttpRequest, body: String) -> Option<JsonValue> {
    let key = global::get_login(req.headers(), &body);
    let body = json::parse(&encryption::decrypt_packet(&body).unwrap()).unwrap();
    
    let mut user = userdata::get_acc_home(&key);
    let mut userr = userdata::get_acc(&key);
    let mut chats = userdata::get_acc_chats(&key);
    let mut missions = userdata::get_acc_missions(&key);
    
    let mut cleared_missions = array![];
    let mut rewards = array![];
    let mut failed = array![];
    
    for gift_id in body["gift_ids"].members() {
        let mut to_remove = 0;
        for (j, data) in user["home"]["gift_list"].members_mut().enumerate() {
            if data["id"] != *gift_id {
                continue;
            }
            if !items::give_gift(data, &mut userr, &mut missions, &mut cleared_missions, &mut chats) {
                failed.push(gift_id.clone()).unwrap();
                break;
            }
            let to_push = object!{
                give_type: 2,
                type: data["reward_type"].clone(),
                value: data["value"].clone(),
                level: data["level"].clone(),
                amount: data["amount"].clone()
            };
            rewards.push(to_push).unwrap();
            to_remove = j + 1;
            break;
        }
        if to_remove != 0 {
            user["home"]["gift_list"].array_remove(to_remove - 1);
        }
    }
    
    userdata::save_acc_missions(&key, missions);
    userdata::save_acc_home(&key, user);
    userdata::save_acc_chats(&key, chats);
    userdata::save_acc(&key, userr.clone());
    let userr = userdata::get_acc(&key);

    Some(object!{
        "failed_gift_ids": failed,
        "updated_value_list": {
            "gem": userr["gem"].clone(),
            "item_list": userr["item_list"].clone(),
            "point_list": userr["point_list"].clone(),
            "card_list": userr["card_list"].clone()
        },
        "clear_mission_ids": cleared_missions,
        "reward_list": rewards
    })
}

pub fn user_post(req: HttpRequest, body: String) -> Option<JsonValue> {
    let key = global::get_login(req.headers(), &body);
    let body = json::parse(&encryption::decrypt_packet(&body).unwrap()).unwrap();

    let mut user = userdata::get_acc(&key);
    
    if !body["name"].is_null() {
        user["user"]["name"] = body["name"].clone();
    }
    if !body["comment"].is_null() {
        user["user"]["comment"] = body["comment"].clone();
    }
    if !body["favorite_master_card_id"].is_null() {
        user["user"]["favorite_master_card_id"] = body["favorite_master_card_id"].clone();
        user["user"]["favorite_card_evolve"] = if global::get_card(body["favorite_master_card_id"].as_i64().unwrap(), &user)["evolve"].is_empty() { 0 } else { 1 }.into();
    }
    if !body["guest_smile_master_card_id"].is_null() {
        user["user"]["guest_smile_master_card_id"] = body["guest_smile_master_card_id"].clone();
    }
    if !body["guest_pure_master_card_id"].is_null() {
        user["user"]["guest_pure_master_card_id"] = body["guest_pure_master_card_id"].clone();
    }
    if !body["guest_cool_master_card_id"].is_null() {
        user["user"]["guest_cool_master_card_id"] = body["guest_cool_master_card_id"].clone();
    }
    if !body["friend_request_disabled"].is_null() {
        user["user"]["friend_request_disabled"] = body["friend_request_disabled"].clone();
    }
    if !body["profile_settings"].is_null() {
        user["user"]["profile_settings"] = body["profile_settings"].clone();
    }
    if !body["main_deck_slot"].is_null() {
        user["user"]["main_deck_slot"] = body["main_deck_slot"].clone();
    }
    if !body["master_title_ids"].is_null() {
        user["user"]["master_title_ids"][0] = body["master_title_ids"][0].clone();
    }
    if !body["birthday"].is_null() {
        user["user"]["birthday"][0] = body["birthday"].clone();
    }
    
    userdata::save_acc(&key, user.clone());

    Some(object!{
        "user": user["user"].clone(),
        "clear_mission_ids": []
    })
}

pub fn announcement(req: HttpRequest) -> Option<JsonValue> {
    let key = global::get_login(req.headers(), "");
    
    let mut user = userdata::get_acc_home(&key);
    
    user["home"]["new_announcement_flag"] = (0).into();
    
    userdata::save_acc_home(&key, user);
    
    Some(object!{
        new_announcement_flag: 0
    })
}

pub fn get_migration_code(_req: HttpRequest, body: String) -> Option<JsonValue> {
    let body = json::parse(&encryption::decrypt_packet(&body).unwrap()).unwrap();
    
    let code = userdata::user::migration::get_acc_token(body["user_id"].as_i64()?);
    
    Some(object!{
        "migrationCode": code
    })
}

pub fn register_password(req: HttpRequest, body: String) -> Option<JsonValue> {
    let key = global::get_login(req.headers(), &body);
    let body = json::parse(&encryption::decrypt_packet(&body).unwrap()).unwrap();
    
    let user = userdata::get_acc(&key);
    
    userdata::user::migration::save_acc_transfer(user["user"]["id"].as_i64().unwrap(), &body["pass"].to_string());
    
    Some(array![])
}

pub fn verify_migration_code(_req: HttpRequest, body: String) -> Option<JsonValue> {
    let body = json::parse(&encryption::decrypt_packet(&body).unwrap()).unwrap();
    
    let user = userdata::user::migration::get_acc_transfer(&body["migrationCode"].to_string(), &body["pass"].to_string());
    
    if !user["success"].as_bool().unwrap() || user["user_id"] == 0 {
        return None;
    }
    
    let data_user = userdata::get_acc(&user["login_token"].to_string());
    
    Some(object!{
        "user_id": user["user_id"].clone(),
        "uuid": user["login_token"].to_string(),
        "charge": data_user["gem"]["charge"].clone(),
        "free": data_user["gem"]["free"].clone()
    })
}
pub fn request_migration_code(_req: HttpRequest, body: String) -> Option<JsonValue> {
    let body = json::parse(&encryption::decrypt_packet(&body).unwrap()).unwrap();
    
    let user = userdata::user::migration::get_acc_transfer(&body["migrationCode"].to_string(), &body["pass"].to_string());
    
    if !user["success"].as_bool().unwrap() || user["user_id"] == 0 {
        return None;
    }
    
    Some(object!{
        "twxuid": user["login_token"].to_string()
    })
}
pub fn migration(_req: HttpRequest, body: String) -> Option<JsonValue> {
    let body = json::parse(&encryption::decrypt_packet(&body).unwrap()).unwrap();
    
    let user = userdata::get_name_and_rank(body["user_id"].to_string().parse::<i64>().unwrap());
    
    Some(user)
}

pub fn detail(req: HttpRequest, body: String) -> Option<JsonValue> {
    let key = global::get_login(req.headers(), &body);
    let body = json::parse(&encryption::decrypt_packet(&body).unwrap()).unwrap();
    let friends = userdata::get_acc_friends(&key);
    
    let mut user_detail_list = array![];
    for data in body["user_ids"].members() {
        let uid = data.as_i64().unwrap();
        let user = global::get_user(uid, &friends, true);
        user_detail_list.push(user).unwrap();
    }
    Some(object!{
        user_detail_list: user_detail_list
    })
}

pub fn sif(req: HttpRequest) -> Option<JsonValue> {
    let key = global::get_login(req.headers(), "");
    let mut user = userdata::get_acc(&key);
    let mut cards = userdata::get_acc_sif(&key);
    
    // prevent duplicate data in the database
    if user["user"]["sif_user_id"].as_i64().unwrap_or(0) == 111111111 {
        cards = json::parse(&include_file!("src/router/userdata/full_sif.json")).unwrap();
    }

    if items::give_gift_basic(8, 4293000525, 1, &mut user, &mut array![], &mut array![], &mut array![]) || items::give_gift_basic(8, 4293000521, 1, &mut user, &mut array![], &mut array![], &mut array![]) {
        userdata::save_acc(&key, user);
    }
    
    Some(object!{
        cards: cards
    })
}

pub fn sifas_migrate(_req: HttpRequest, _body: String) -> Option<JsonValue> {
    Some(object!{
        "ss_migrate_status": 1,
        "user": null,
        "gift_list": null,
        "lock_remain_time": null
    })
}

fn _a_sha1(t: &str) -> String {
    let mut hasher = Sha1::new();
    hasher.update(t.as_bytes());
    let result = hasher.finalize();
    format!("{:X}", result)
}

fn generate_passcode_sha1(transfer_id: String, transfer_code: String) -> String {
    let id_sha1 = _a_sha1(&transfer_id);
    _a_sha1(&format!("{}{}", id_sha1, transfer_code))
}

async fn npps4_req(sha_id: String) -> Option<JsonValue> {
    let args = crate::get_args();

    let mut host = args.npps4;
    while host.ends_with('/') {
        host.pop();
    }
    let url = format!("{}/ewexport?sha1={}", host, sha_id);
    println!("Polling NPPS4 at {}", host);

    let body = ureq::get(&url)
        .call().ok()?
        .body_mut()
        .read_to_string().ok()?;

    json::parse(&body).ok()
}

fn clean_sif_data(current: &JsonValue) -> JsonValue {
    let mut rv = array![];
    for data in current.members() {
        rv.push(object!{
            master_card_id: data["id"].clone(),
            evolve: if data["idolized"].as_bool().unwrap_or(false) { 1 } else { 0 },
            sign_flag: if data["signed"].as_bool().unwrap_or(false) { 1 } else { 0 }
        }).unwrap();
    }
    rv
}

pub async fn sif_migrate(req: HttpRequest, body: String) -> Option<JsonValue> {
    let key = global::get_login(req.headers(), &body);
    let mut user = userdata::get_acc(&key);
    let body = json::parse(&encryption::decrypt_packet(&body).unwrap()).unwrap();

    let id = generate_passcode_sha1(body["sif_user_id"].to_string(), body["password"].to_string());
    let user_info = npps4_req(id).await;
    if user_info.is_none() {
        return Some(object!{
            sif_migrate_status: 38
        });
    }
    let user_info = user_info.unwrap();

    //TODO - give rewards? Titles?

    user["user"]["sif_user_id"] = body["sif_user_id"].to_string().parse::<i32>().unwrap().into(); //sif2 client sends this as a string...
    items::give_gift_basic(8, 4293000525, 1, &mut user, &mut array![], &mut array![], &mut array![]);
    items::give_gift_basic(8, 4293000521, 1, &mut user, &mut array![], &mut array![], &mut array![]);
    
    userdata::save_acc_sif(&key, clean_sif_data(&user_info["units"]));
    userdata::save_acc(&key, user.clone());
    
    Some(object!{
        "sif_migrate_status": 0,
        "user": user["user"].clone(),
        "master_title_ids": user["master_title_ids"].clone()
    })

}

pub fn getregisteredplatformlist(_req: HttpRequest, _body: String) -> Option<JsonValue> {
    Some(object!{
        "google": 0,
        "apple": 0,
        "twitter": 0
    })
}

pub fn initialize(req: HttpRequest, body: String) -> Option<JsonValue> {
    let key = global::get_login(req.headers(), &body);
    let body = json::parse(&encryption::decrypt_packet(&body).unwrap()).unwrap();
    
    let mut user = userdata::get_acc(&key);
    let mut user2 = userdata::get_acc_home(&key);
    let mut missions = userdata::get_acc_missions(&key);
    let mut chats = userdata::get_acc_chats(&key);
    let id = body["master_character_id"].as_i64().unwrap();
    
    crate::router::chat::add_chat(id, 1, &mut chats);
    
    let id = id.to_string();
    
    let ur = user["card_list"][0]["master_card_id"].as_i64().unwrap();
    
    user["user"]["favorite_master_card_id"] = ur.into();
    user["user"]["guest_smile_master_card_id"] = ur.into();
    user["user"]["guest_cool_master_card_id"] = ur.into();
    user["user"]["guest_pure_master_card_id"] = ur.into();
    user2["home"]["preset_setting"][0]["illust_master_card_id"] = ur.into();
    user["gem"]["free"] = (3000).into();
    user["gem"]["total"] = (3000).into();
    
    let userr = &id[id.len() - 2..].parse::<i32>().unwrap();
    
    let cardstoreward: JsonValue;
    let mut masterid = 3000000;
    if id.starts_with('1') {
        cardstoreward = array![10010001, 10020001, 10030001, 10040001, 10050001, 10060001, 10070001, 10080001, 10090001]; //muse
    } else if id.starts_with('2') {
        cardstoreward = array![20010001, 20020001, 20030001, 20040001, 20050001, 20060001, 20070001, 20080001, 20090001]; //aqours
        masterid += 9; //muse
    } else if id.starts_with('3') {
        cardstoreward = array![30010001, 30020001, 30030001, 30040001, 30050001, 30060001, 30070001, 30080001, 30090001, 30100001, 30110001]; //nijigasaki
        masterid += 9 + 9; //aqours
    } else if id.starts_with('4') {
        cardstoreward = array![40010001, 40020001, 40030001, 40040001, 40050001, 40060001, 40070001, 40080001, 40090001]; //liella
        masterid += 9 + 9 + 12; //nijigasaki
    } else {
        return None;
    }
    masterid += userr;
    
    user["user"]["master_title_ids"][0] = masterid.into();
    
    // User is rewarded with all base cards in the team they chose. This makes up their new deck_list
    
    for (i, data) in cardstoreward.members().enumerate() {
        items::give_character(data.as_i64().unwrap(), &mut user, &mut missions, &mut array![], &mut array![]);
        if i < 9 {
            user["deck_list"][0]["main_card_ids"][i] = data.clone();
        }
    }
    //todo - should the chosen character be in the team twice?
    user["deck_list"][0]["main_card_ids"][4] = ur.into();
    
    userdata::save_acc(&key, user.clone());
    userdata::save_acc_chats(&key, chats);
    userdata::save_acc_home(&key, user2);
    userdata::save_acc_missions(&key, missions);
    
    Some(user["user"].clone())
}