use std::str::FromStr;
use rust_decimal::Decimal;
use rust_decimal::prelude::FromPrimitive;
use serde_json::Value;
use tokio::time::Instant;
use tracing::error;
use exchanges::response_base::ResponseData;
use global::trace_stack::TraceStack;
use crate::{Account, OrderBook, Order, Position, PositionModeEnum, SpecialOrder, Depth, Trade, Record};

// 处理账号信息
pub fn handle_account_info(response: &ResponseData, _symbol: &String) -> Account {
    let mut rst = Account::new();
    let data_info = response.data["data"].clone();
    for data in data_info.as_array().unwrap() {
        if data["marginCoin"].as_str().unwrap() != "USDT" {
            continue;
        }

        // 格式化account信息
        let mut account = Account {
            coin: data["marginCoin"].to_string(),
            balance: Decimal::from_str(data["usdtEquity"].as_str().unwrap()).unwrap(),
            available_balance: Decimal::from_str(data["available"].as_str().unwrap()).unwrap(),
            frozen_balance: Decimal::from_str(data["frozen"].as_str().unwrap()).unwrap(),
            stocks: Default::default(),
            available_stocks: Default::default(),
            frozen_stocks: Default::default(),
        };
        account.frozen_balance = account.balance - account.available_balance;

        rst = account
    }

    return rst;
}

// 处理order信息
pub fn handle_order(res_data: &ResponseData, multiplier: &Decimal) -> SpecialOrder {
    let data_info = res_data.data["data"].clone();
    let res_data_json = data_info.as_array().unwrap();
    let mut order_info = Vec::new();
    for item in res_data_json.iter() {
        order_info.push(format_order_item(item.clone(), multiplier.clone()));
    }
    SpecialOrder {
        name: res_data.label.clone(),
        order: order_info,
    }
}

// 处理订单信息
pub fn format_order_item(order: Value, _multiplier: Decimal) -> Order {
    let price = Decimal::from_str(order["price"].as_str().unwrap().to_string().as_str()).unwrap();
    let size = Decimal::from_str(order["size"].as_str().unwrap().to_string().as_str()).unwrap();
    let binding = order["status"].clone().as_str().unwrap().to_string();
    let status = binding.as_str();
    let acc_base_volume = Decimal::from_str(order["accBaseVolume"].as_str().unwrap().to_string().as_str()).unwrap();
    let avg_price = if order["priceAvg"].is_null() || order["priceAvg"].as_str().unwrap().is_empty() {
        Decimal::ZERO
    } else {
        Decimal::from_str(order["priceAvg"].as_str().unwrap().to_string().as_str()).unwrap()
    };
    let c_id = if order["clientOid"].is_null() {
        ""
    } else {
        order["clientOid"].as_str().unwrap()
    };

    let amount = size;
    let deal_amount = acc_base_volume;
    let custom_status = if ["filled", "canceled"].contains(&status) {
        "REMOVE".to_string()
    } else if ["init", "live", "new", "partially_filled"].contains(&status) {
        "NEW".to_string()
    } else {
        "NULL".to_string()
    };
    Order {
        id: order["orderId"].as_str().unwrap().to_string(),
        custom_id: c_id.to_string(),
        price,
        amount,
        deal_amount,
        avg_price,
        status: custom_status,
        order_type: order["orderType"].as_str().unwrap().to_string(),
        trace_stack: TraceStack::new(0, Instant::now()).on_special("86 bitget_swap_handle".to_string()),
    }
}

// 格式化深度信息
pub fn format_depth_items(value: Value, mul: &Decimal) -> Vec<OrderBook> {
    let mut depth_items: Vec<OrderBook> = vec![];
    for value in value.as_array().unwrap() {
        let price = Decimal::from_str(value[0].as_str().unwrap()).unwrap();
        let size = Decimal::from_str(value[1].as_str().unwrap()).unwrap();
        depth_items.push(OrderBook {
            price,
            size,
            value: price * size * mul,
        })
    }
    return depth_items;
}

// 处理position信息
pub fn handle_position(res_data: &ResponseData, multiplier: &Decimal) -> Vec<Position> {
    let data_info = res_data.data["data"].clone();
    let data_info_json = data_info.as_array().unwrap();
    data_info_json.iter().map(|item| { format_position_item(item, multiplier) }).collect()
}

pub fn format_position_item(position_json: &Value, _multiplier: &Decimal) -> Position {
    let symbol = position_json["instId"].as_str().unwrap().to_string();
    let margin_level = Decimal::from_i64(position_json["leverage"].as_i64().unwrap()).unwrap();
    let amount = Decimal::from_str(position_json["total"].as_str().unwrap()).unwrap();
    let frozen_amount = Decimal::from_str(position_json["frozen"].as_str().unwrap()).unwrap();
    let price = Decimal::from_str(position_json["openPriceAvg"].as_str().unwrap()).unwrap();
    let profit = Decimal::from_str(position_json["unrealizedPL"].as_str().unwrap()).unwrap();
    let mut position_mode = match position_json["posMode"].as_str().unwrap() {
        "hedge_mode" => {
            match position_json["holdSide"].as_str().unwrap() {
                "short" => {
                    PositionModeEnum::Short
                }
                "long" => {
                    PositionModeEnum::Long
                }
                _ => {
                    panic!("bitget_usdt_swap: 未知的持仓模式与持仓方向: {}, {}",
                           position_json["posMode"].as_str().unwrap(), position_json["holdSide"].as_str().unwrap())
                }
            }
        }
        "one_way_mode" => {
            PositionModeEnum::Both
        }
        _ => {
            panic!("bitget_usdt_swap: 未知的持仓模式: {}", position_json["posMode"].as_str().unwrap())
        }
    };
    let margin = Decimal::from_str(position_json["marginSize"].as_str().unwrap()).unwrap();
    let update_time = Decimal::from_str(position_json["uTime"].as_str().unwrap()).unwrap();

    let side = position_json["holdSide"].as_str().unwrap();
    match position_mode {
        PositionModeEnum::Both => {
            position_mode = match side {
                "long" => PositionModeEnum::Long,
                "short" => PositionModeEnum::Short,
                _ => { PositionModeEnum::Both }
            }
        }
        _ => {}
    }

    Position {
        symbol,
        margin_level,
        amount,
        frozen_amount,
        price,
        profit,
        position_mode,
        margin,
        update_time
    }
}

pub fn format_trade_items(response: &ResponseData) -> Vec<Trade> {
    let data_info = response.data["data"].clone();
    let result = data_info.as_array().unwrap();
    let mut trades = vec![];

    for item in result {
        // 因为gate的量都是张数，所以要进行真实交易量处理
        let mut size = Decimal::from_str(item["size"].as_str().unwrap()).unwrap();
        let price = Decimal::from_str(item["price"].as_str().unwrap().to_string().as_str()).unwrap();
        let side = item["side"].as_str().unwrap().to_string();
        size = match side.as_str() {
            "buy" => {
                size
            }
            "sell" => {
                -size
            }
            _ => {
                error!("{}", item.to_string());
                panic!("Bitget trade error side(bitget_swap_handle_156)")
            }
        };
        let value = (size * price).abs();

        trades.push(Trade {
            id: item["tradeId"].as_str().unwrap().to_string(),
            time: Decimal::from_str(item["ts"].as_str().unwrap()).unwrap(),
            size,
            price,
            value,
            symbol: response.data["arg"]["instId"].as_str().unwrap().replace("USDT", "_USDT"),
        })
    }

    return trades;
}
pub fn handle_book_ticker(res_data: &ResponseData, mul: &Decimal) -> Depth {
    let data_info = res_data.data["data"].clone();
    let asks = format_depth_items(data_info[0]["asks"].clone(), mul);
    let bids = format_depth_items(data_info[0]["bids"].clone(), mul);
    let t = Decimal::from_i64(res_data.reach_time).unwrap();
    let s = res_data.data["arg"]["instId"].as_str().unwrap().replace("USDT", "_USDT");

    Depth {
        time: t,
        symbol: s.to_string(),
        asks,
        bids,
    }
}

pub fn handle_records(value: &Value) -> Vec<Record> {
    let data_info = value["data"].clone();
    let mut records = vec![];
    for record_value in data_info.as_array().unwrap() {
        records.push(Record {
            time: Decimal::from_str(record_value[0].as_str().unwrap()).unwrap(),
            open: Decimal::from_str(record_value[1].as_str().unwrap()).unwrap(),
            high: Decimal::from_str(record_value[2].as_str().unwrap()).unwrap(),
            low: Decimal::from_str(record_value[3].as_str().unwrap()).unwrap(),
            close: Decimal::from_str(record_value[4].as_str().unwrap()).unwrap(),
            volume: Decimal::from_str(record_value[5].as_str().unwrap()).unwrap(),
            symbol: value["arg"]["instId"].as_str().unwrap().replace("USDT", "_USDT"),
        });
    }

    return records;
}

// 处理特殊深度数据
// pub fn handle_special_depth(res_data: ResponseData) -> SpecialDepth {
//     HandleSwapInfo::handle_special_depth(ExchangeEnum::BitgetSwap, res_data)
// }

// // 处理特殊Ticker信息
// pub fn handle_special_ticker(res_data: ResponseData) -> SpecialDepth {
//     let res_data_str = res_data.data;
//     let res_data_json: Vec<serde_json::Value> = serde_json::from_str(&*res_data_str).unwrap();
//     format_special_ticker(res_data_json[0].clone(), res_data.label)
// }
//
// pub fn format_special_ticker(data: serde_json::Value, label: String) -> SpecialDepth {
//     let bp = Decimal::from_str(data["bidPr"].as_str().unwrap()).unwrap();
//     let bq = Decimal::from_str(data["bidSz"].as_str().unwrap()).unwrap();
//     let ap = Decimal::from_str(data["askPr"].as_str().unwrap()).unwrap();
//     let aq = Decimal::from_str(data["askSz"].as_str().unwrap()).unwrap();
//     let mp = (bp + ap) * dec!(0.5);
//     let t = Decimal::from_str(data["ts"].as_str().unwrap()).unwrap();
//     let create_at = data["ts"].as_str().unwrap().parse::<i64>().unwrap() * 1000;
//
//     let ticker_info = SpecialTicker { sell: ap, buy: bp, mid_price: mp, t, create_at };
//     let depth_info = vec![bp, bq, ap, aq];
//     SpecialDepth {
//         name: label,
//         depth: depth_info,
//         ticker: ticker_info,
//         t,
//         create_at,
//     }
// }