import type { AgGridReact } from 'ag-grid-react';
import {
  addDecimal,
  addDecimalsFormatNumber,
  formatNumber,
  getDateTimeFormat,
  t,
} from '@vegaprotocol/react-helpers';
import { AgGridColumn } from 'ag-grid-react';
import { AgGridDynamic as AgGrid } from '@vegaprotocol/ui-toolkit';
import { forwardRef } from 'react';
import type { FillFields } from './__generated__/FillFields';
import type { ValueFormatterParams } from 'ag-grid-community';
import BigNumber from 'bignumber.js';
import { Side } from '@vegaprotocol/types';

export interface FillsTableProps {
  partyId: string;
  fills: FillFields[];
}

export const FillsTable = forwardRef<AgGridReact, FillsTableProps>(
  ({ partyId, fills }, ref) => {
    return (
      <AgGrid
        ref={ref}
        rowData={fills}
        overlayNoRowsTemplate={t('No fills')}
        defaultColDef={{ flex: 1, resizable: true }}
        style={{ width: '100%', height: '100%' }}
        getRowId={({ data }) => data.id}
      >
        <AgGridColumn headerName={t('Market')} field="market.name" />
        <AgGridColumn
          headerName={t('Amount')}
          field="size"
          cellClass={({ data }: { data: FillFields }) => {
            let className = '';
            if (data.buyer.id === partyId) {
              className = 'text-vega-green';
            } else if (data.seller.id) {
              className = 'text-vega-red';
            }
            return className;
          }}
          valueFormatter={formatSize(partyId)}
        />
        <AgGridColumn
          headerName={t('Value')}
          field="price"
          valueFormatter={formatPrice}
        />
        <AgGridColumn
          headerName={t('Filled value')}
          field="price"
          valueFormatter={formatTotal}
        />
        <AgGridColumn
          headerName={t('Role')}
          field="aggressor"
          valueFormatter={formatRole(partyId)}
        />
        <AgGridColumn
          headerName={t('Fee')}
          field="market.tradableInstrument.instrument.product"
          valueFormatter={formatFee(partyId)}
        />
        <AgGridColumn
          headerName={t('Date')}
          field="createdAt"
          valueFormatter={({ value }: ValueFormatterParams) => {
            return getDateTimeFormat().format(new Date(value));
          }}
        />
      </AgGrid>
    );
  }
);

const formatPrice = ({ value, data }: ValueFormatterParams) => {
  const asset =
    data.market.tradableInstrument.instrument.product.settlementAsset.symbol;
  const valueFormatted = addDecimalsFormatNumber(
    value,
    data.market.decimalPlaces
  );
  return `${valueFormatted} ${asset}`;
};

const formatSize = (partyId: string) => {
  return ({ value, data }: ValueFormatterParams) => {
    let prefix;
    if (data.buyer.id === partyId) {
      prefix = '+';
    } else if (data.seller.id) {
      prefix = '-';
    }

    const size = addDecimalsFormatNumber(
      value,
      data.market.positionDecimalPlaces
    );
    return `${prefix}${size}`;
  };
};

const formatTotal = ({ value, data }: ValueFormatterParams) => {
  const asset =
    data.market.tradableInstrument.instrument.product.settlementAsset.symbol;
  const size = new BigNumber(
    addDecimal(data.size, data.market.positionDecimalPlaces)
  );
  const price = new BigNumber(addDecimal(value, data.market.decimalPlaces));

  const total = size.times(price).toString();
  const valueFormatted = formatNumber(total, data.market.decimalPlaces);
  return `${valueFormatted} ${asset}`;
};

const formatRole = (partyId: string) => {
  return ({ value, data }: ValueFormatterParams) => {
    const taker = t('Taker');
    const maker = t('Maker');
    if (data.buyer.id === partyId) {
      if (value === Side.Buy) {
        return taker;
      } else {
        return maker;
      }
    } else if (data.seller.id === partyId) {
      if (value === Side.Sell) {
        return taker;
      } else {
        return maker;
      }
    } else {
      return '-';
    }
  };
};

const formatFee = (partyId: string) => {
  return ({ value, data }: ValueFormatterParams) => {
    const asset = value.settlementAsset;
    let feesObj;
    if (data.buyer.id === partyId) {
      feesObj = data.buyerFee;
    } else if (data.seller.id === partyId) {
      feesObj = data.sellerFee;
    } else {
      return '-';
    }

    const fee = new BigNumber(feesObj.makerFee)
      .plus(feesObj.infrastructureFee)
      .plus(feesObj.liquidityFee);
    const totalFees = addDecimalsFormatNumber(fee.toString(), asset.decimals);
    return `${totalFees} ${asset.symbol}`;
  };
};