// SPDX-License-Identifier: GPL-3.0-or-later

import QtQuick
import QtQuick.Layouts
import Fk.Pages

GraphicsBox {
  id: root

  title.text: root.multiChoose ? Backend.translate("$ChooseCards").arg(root.min).arg(root.max) : Backend.translate("$ChooseCard")

  // TODO: Adjust the UI design in case there are more than 7 cards
  width: 70 + Math.min(7, Math.max(1, handcards.count, equips.count, delayedTricks.count)) * 100
  height: 50 + (handcards.count > 0 ? 150 : 0) + (equips.count > 0 ? 150 : 0) + (delayedTricks.count > 0 ? 150 : 0)

  signal cardSelected(int cid)
  signal cardsSelected(var ids)
  property bool multiChoose: false
  property int min: 0
  property int max: 1
  property var selected_ids: []

  ListModel {
    id: handcards
  }

  ListModel {
    id: equips
  }

  ListModel {
    id: delayedTricks
  }

  ColumnLayout {
    anchors.fill: parent
    anchors.topMargin: 40
    anchors.leftMargin: 20
    anchors.rightMargin: 20
    anchors.bottomMargin: 20

    Row {
      height: 130
      spacing: 15
      visible: handcards.count > 0

      Rectangle {
        border.color: "#A6967A"
        radius: 5
        color: "transparent"
        width: 18
        height: parent.height

        Text {
          color: "#E4D5A0"
          text: Backend.translate("$Hand")
          anchors.fill: parent
          wrapMode: Text.WrapAnywhere
          verticalAlignment: Text.AlignVCenter
          horizontalAlignment: Text.AlignHCenter
          font.pixelSize: 15
        }
      }

      Row {
        spacing: 7
        Repeater {
          model: handcards

          CardItem {
            cid: model.cid
            name: model.name || ""
            suit: model.suit || ""
            number: model.number || 0
            autoBack: false
            known: model.cid !== -1
            selectable: true
            onClicked: {
              if (!root.multiChoose) {
                root.cardSelected(cid);
              }
            }
            onSelectedChanged: {
              if (selected) {
                origY = origY - 20;
                root.selected_ids.push(cid);
              } else {
                origY = origY + 20;
                root.selected_ids.splice(root.selected_ids.indexOf(cid), 1);
              }
              origX = x;
              goBack(true);
              root.selected_ids = root.selected_ids;
            }
          }
        }
      }
    }

    Row {
      height: 130
      spacing: 15
      visible: equips.count > 0

      Rectangle {
        border.color: "#A6967A"
        radius: 5
        color: "transparent"
        width: 18
        height: parent.height

        Text {
          color: "#E4D5A0"
          text: Backend.translate("$Equip")
          anchors.fill: parent
          wrapMode: Text.WrapAnywhere
          verticalAlignment: Text.AlignVCenter
          horizontalAlignment: Text.AlignHCenter
          font.pixelSize: 15
        }
      }

      Row {
        spacing: 7
        Repeater {
          model: equips

          CardItem {
            cid: model.cid
            name: model.name
            suit: model.suit
            number: model.number
            autoBack: false
            selectable: true
            onClicked: {
              if (!root.multiChoose) {
                root.cardSelected(cid);
              }
            }
            onSelectedChanged: {
              if (selected) {
                origY = origY - 20;
                root.selected_ids.push(cid);
              } else {
                origY = origY + 20;
                root.selected_ids.splice(root.selected_ids.indexOf(cid));
              }
              origX = x;
              goBack(true);
              root.selected_ids = root.selected_ids;
            }
          }
        }
      }
    }

    Row {
      height: 130
      spacing: 15
      visible: delayedTricks.count > 0

      Rectangle {
        border.color: "#A6967A"
        radius: 5
        color: "transparent"
        width: 18
        height: parent.height

        Text {
          color: "#E4D5A0"
          text: Backend.translate("$Judge")
          anchors.fill: parent
          wrapMode: Text.WrapAnywhere
          verticalAlignment: Text.AlignVCenter
          horizontalAlignment: Text.AlignHCenter
          font.pixelSize: 15
        }
      }

      Row {
        spacing: 7
        Repeater {
          model: delayedTricks

          CardItem {
            cid: model.cid
            name: model.name
            suit: model.suit
            number: model.number
            autoBack: false
            selectable: true
            onClicked: {
              if (!root.multiChoose) {
                root.cardSelected(cid);
              }
            }
            onSelectedChanged: {
              if (selected) {
                origY = origY - 20;
                root.selected_ids.push(cid);
              } else {
                origY = origY + 20;
                root.selected_ids.splice(root.selected_ids.indexOf(cid));
              }
              origX = x;
              goBack(true);
              root.selected_ids = root.selected_ids;
            }
          }
        }
      }
    }

    MetroButton {
      text: Backend.translate("OK")
      visible: root.multiChoose
      enabled: root.selected_ids.length <= root.max && root.selected_ids.length >= root.min
      onClicked: root.cardsSelected(root.selected_ids)
    }
  }

  onCardSelected: finished();

  function addHandcards(cards)
  {
    if (cards instanceof Array) {
      for (let i = 0; i < cards.length; i++)
        handcards.append(cards[i]);
    } else {
      handcards.append(cards);
    }
  }

  function addEquips(cards)
  {
    if (cards instanceof Array) {
      for (let i = 0; i < cards.length; i++)
        equips.append(cards[i]);
    } else {
      equips.append(cards);
    }
  }

  function addDelayedTricks(cards)
  {
    if (cards instanceof Array) {
      for (let i = 0; i < cards.length; i++)
        delayedTricks.append(cards[i]);
    } else {
      delayedTricks.append(cards);
    }
  }
}