/*
 This file is part of GNU Taler
 (C) 2021-2024 Taler Systems S.A.

 GNU Taler 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, or (at your option) any later version.

 GNU Taler 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
 GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
 */

/**
 *
 * @author Sebastian Javier Marchano (sebasjm)
 */

import {
  parsePaytoUri,
  PaytoType,
  PaytoUri,
  PaytoUriBitcoin,
  PaytoUriIBAN,
  PaytoUriTalerBank,
  PaytoUriUnknown,
  TalerMerchantApi,
} from "@gnu-taler/taler-util";
import { useTranslationContext } from "@gnu-taler/web-util/browser";
import { Fragment, h, VNode } from "preact";
import { StateUpdater, useState } from "preact/hooks";

type Entity = TalerMerchantApi.BankAccountEntry;

interface Props {
  accounts: Entity[];
  onDelete: (e: Entity) => void;
  onSelect: (e: Entity) => void;
  onCreate: () => void;
}

export function CardTable({
  accounts,
  onCreate,
  onDelete,
  onSelect,
}: Props): VNode {
  const [rowSelection, rowSelectionHandler] = useState<string[]>([]);

  const { i18n } = useTranslationContext();

  return (
    <div class="card has-table">
      <header class="card-header">
        <p class="card-header-title">
          <span class="icon">
            <i class="mdi mdi-bank" />
          </span>
          <i18n.Translate>Bank accounts</i18n.Translate>
        </p>
        <div class="card-header-icon" aria-label="more options">
          <span
            class="has-tooltip-left"
            data-tooltip={i18n.str`add new accounts`}
          >
            <button class="button is-info" type="button" onClick={onCreate}>
              <span class="icon is-small">
                <i class="mdi mdi-plus mdi-36px" />
              </span>
            </button>
          </span>
        </div>
      </header>
      <div class="card-content">
        <div class="b-table has-pagination">
          <div class="table-wrapper has-mobile-cards">
            {accounts.length > 0 ? (
              <Table
                accounts={accounts}
                onDelete={onDelete}
                onSelect={onSelect}
                rowSelection={rowSelection}
                rowSelectionHandler={rowSelectionHandler}
              />
            ) : (
              <EmptyTable />
            )}
          </div>
        </div>
      </div>
    </div>
  );
}
interface TableProps {
  rowSelection: string[];
  accounts: Entity[];
  onDelete: (e: Entity) => void;
  onSelect: (e: Entity) => void;
  rowSelectionHandler: StateUpdater<string[]>;
}

function Table({ accounts, onDelete, onSelect }: TableProps): VNode {
  const { i18n } = useTranslationContext();
  const emptyList: Record<
    PaytoType | "unknown",
    { parsed: PaytoUri; acc: Entity }[]
  > = { bitcoin: [], "x-taler-bank": [], iban: [], unknown: [] };
  const accountsByType = accounts.reduce((prev, acc) => {
    const parsed = parsePaytoUri(acc.payto_uri);
    if (!parsed) return prev; //skip
    if (
      parsed.targetType !== "bitcoin" &&
      parsed.targetType !== "x-taler-bank" &&
      parsed.targetType !== "iban"
    ) {
      prev["unknown"].push({ parsed, acc });
    } else {
      prev[parsed.targetType].push({ parsed, acc });
    }
    return prev;
  }, emptyList);

  const bitcoinAccounts = accountsByType["bitcoin"];
  const talerbankAccounts = accountsByType["x-taler-bank"];
  const ibanAccounts = accountsByType["iban"];
  const unkownAccounts = accountsByType["unknown"];

  return (
    <Fragment>
      {bitcoinAccounts.length > 0 && (
        <div class="table-container">
          <p class="card-header-title">
            <i18n.Translate>Bitcoin type accounts</i18n.Translate>
          </p>
          <table class="table is-fullwidth is-striped is-hoverable is-fullwidth">
            <thead>
              <tr>
                <th>
                  <i18n.Translate>Address</i18n.Translate>
                </th>
                <th>
                  <i18n.Translate>Sewgit 1</i18n.Translate>
                </th>
                <th>
                  <i18n.Translate>Sewgit 2</i18n.Translate>
                </th>
                <th />
              </tr>
            </thead>
            <tbody>
              {bitcoinAccounts.map(({ parsed, acc }, idx) => {
                const ac = parsed as PaytoUriBitcoin;
                return (
                  <tr key={idx}>
                    <td
                      onClick={(): void => onSelect(acc)}
                      style={{ cursor: "pointer" }}
                    >
                      {ac.targetPath}
                    </td>
                    <td
                      onClick={(): void => onSelect(acc)}
                      style={{ cursor: "pointer" }}
                    >
                      {ac.segwitAddrs[0]}
                    </td>
                    <td
                      onClick={(): void => onSelect(acc)}
                      style={{ cursor: "pointer" }}
                    >
                      {ac.segwitAddrs[1]}
                    </td>
                    <td class="is-actions-cell right-sticky">
                      <div class="buttons is-right">
                        <button
                          class="button is-danger is-small has-tooltip-left"
                          data-tooltip={i18n.str`delete selected accounts from the database`}
                          onClick={() => onDelete(acc)}
                        >
                          Delete
                        </button>
                      </div>
                    </td>
                  </tr>
                );
              })}
            </tbody>
          </table>
        </div>
      )}

      {talerbankAccounts.length > 0 && (
        <div class="table-container">
          <p class="card-header-title">
            <i18n.Translate>Taler type accounts</i18n.Translate>
          </p>
          <table class="table is-fullwidth is-striped is-hoverable is-fullwidth">
            <thead>
              <tr>
                <th>
                  <i18n.Translate>Host</i18n.Translate>
                </th>
                <th>
                  <i18n.Translate>Account name</i18n.Translate>
                </th>
                <th />
              </tr>
            </thead>
            <tbody>
              {talerbankAccounts.map(({ parsed, acc }, idx) => {
                const ac = parsed as PaytoUriTalerBank;
                return (
                  <tr key={idx}>
                    <td
                      onClick={(): void => onSelect(acc)}
                      style={{ cursor: "pointer" }}
                    >
                      {ac.host}
                    </td>
                    <td
                      onClick={(): void => onSelect(acc)}
                      style={{ cursor: "pointer" }}
                    >
                      {ac.account}
                    </td>
                    <td class="is-actions-cell right-sticky">
                      <div class="buttons is-right">
                        <button
                          class="button is-danger is-small has-tooltip-left"
                          data-tooltip={i18n.str`delete selected accounts from the database`}
                          onClick={() => onDelete(acc)}
                        >
                          Delete
                        </button>
                      </div>
                    </td>
                  </tr>
                );
              })}
            </tbody>
          </table>
        </div>
      )}

      {ibanAccounts.length > 0 && (
        <div class="table-container">
          <p class="card-header-title">
            <i18n.Translate>IBAN type accounts</i18n.Translate>
          </p>
          <table class="table is-fullwidth is-striped is-hoverable is-fullwidth">
            <thead>
              <tr>
                <th>
                  <i18n.Translate>Account name</i18n.Translate>
                </th>
                <th>
                  <i18n.Translate>IBAN</i18n.Translate>
                </th>
                <th />
              </tr>
            </thead>
            <tbody>
              {ibanAccounts.map(({ parsed, acc }, idx) => {
                const ac = parsed as PaytoUriIBAN;
                return (
                  <tr key={idx}>
                    <td
                      onClick={(): void => onSelect(acc)}
                      style={{ cursor: "pointer" }}
                    >
                      {ac.params["receiver-name"]}
                    </td>
                    <td
                      onClick={(): void => onSelect(acc)}
                      style={{ cursor: "pointer" }}
                    >
                      {ac.iban}
                    </td>
                    <td class="is-actions-cell right-sticky">
                      <div class="buttons is-right">
                        <button
                          class="button is-danger is-small has-tooltip-left"
                          data-tooltip={i18n.str`delete selected accounts from the database`}
                          onClick={() => onDelete(acc)}
                        >
                          Delete
                        </button>
                      </div>
                    </td>
                  </tr>
                );
              })}
            </tbody>
          </table>
        </div>
      )}

      {unkownAccounts.length > 0 && (
        <div class="table-container">
          <p class="card-header-title">
            <i18n.Translate>Other type accounts</i18n.Translate>
          </p>
          <table class="table is-fullwidth is-striped is-hoverable is-fullwidth">
            <thead>
              <tr>
                <th>
                  <i18n.Translate>Type</i18n.Translate>
                </th>
                <th>
                  <i18n.Translate>Path</i18n.Translate>
                </th>
                <th />
              </tr>
            </thead>
            <tbody>
              {unkownAccounts.map(({ parsed, acc }, idx) => {
                const ac = parsed as PaytoUriUnknown;
                return (
                  <tr key={idx}>
                    <td
                      onClick={(): void => onSelect(acc)}
                      style={{ cursor: "pointer" }}
                    >
                      {ac.targetType}
                    </td>
                    <td
                      onClick={(): void => onSelect(acc)}
                      style={{ cursor: "pointer" }}
                    >
                      {ac.targetPath}
                    </td>
                    <td class="is-actions-cell right-sticky">
                      <div class="buttons is-right">
                        <button
                          class="button is-danger is-small has-tooltip-left"
                          data-tooltip={i18n.str`delete selected accounts from the database`}
                          onClick={() => onDelete(acc)}
                        >
                          Delete
                        </button>
                      </div>
                    </td>
                  </tr>
                );
              })}
            </tbody>
          </table>
        </div>
      )}
    </Fragment>
  );
}

function EmptyTable(): VNode {
  const { i18n } = useTranslationContext();
  return (
    <div class="content has-text-grey has-text-centered">
      <p>
        <span class="icon is-large">
          <i class="mdi mdi-magnify mdi-48px" />
        </span>
      </p>
      <p>
        <i18n.Translate>
          There is no accounts yet, add more pressing the + sign
        </i18n.Translate>
      </p>
    </div>
  );
}