import QtQuick 2.13
import QtQuick.Controls 2.13
import QtQuick.Layouts 1.13
import QtQuick.Dialogs 1.3
import QtGraphicalEffects 1.13

import StatusQ.Core 0.1
import StatusQ.Core.Theme 0.1
import StatusQ.Components 0.1
import StatusQ.Controls 0.1 as StatusQControls
import StatusQ.Popups 0.1

import shared.panels 1.0
import shared.popups 1.0
import shared.status 1.0
import shared.controls 1.0
import shared.controls.chat 1.0
import "../panels"
import "../popups"
import "../stores"


import utils 1.0

Item {
    id: root

    property StartupStore startupStore

    property bool loading: false

    function doLogin(password) {
        if (loading || password.length === 0)
            return

        loading = true
        txtPassword.textField.clear()
        root.startupStore.setPassword(password)
        root.startupStore.doPrimaryAction()
    }

    function resetLogin() {
        if(localAccountSettings.storeToKeychainValue === Constants.storeToKeychainValueStore)
        {
            connection.enabled = true
        }
        else
        {
            txtPassword.visible = true
            txtPassword.forceActiveFocus(Qt.MouseFocusReason)
        }
    }

    Component.onCompleted: {
        resetLogin()
    }

    Connections{
        id: connection
        target: root.startupStore.startupModuleInst

        onObtainingPasswordError: {
            enabled = false
            obtainingPasswordErrorNotification.confirmationText = errorDescription
            obtainingPasswordErrorNotification.open()
        }

        onObtainingPasswordSuccess: {
            enabled = false
            doLogin(password)
        }
    }

    ConfirmationDialog {
        id: obtainingPasswordErrorNotification
        height: 270
        confirmButtonLabel: qsTr("Ok")

        onConfirmButtonClicked: {
            close()
        }

        onClosed: {
            txtPassword.visible = true
        }
    }

    Item {
        id: element
        width: 360
        height: childrenRect.height
        anchors.verticalCenter: parent.verticalCenter
        anchors.horizontalCenter: parent.horizontalCenter

        Image {
            id: statusIcon
            width: 140
            height: 140
            fillMode: Image.PreserveAspectFit
            source: Style.png("status-logo")
            anchors.horizontalCenter: parent.horizontalCenter
        }

        StatusBaseText {
            id: welcomeBackText
            text: qsTr("Welcome back")
            font.weight: Font.Bold
            font.pixelSize: 17
            anchors.top: statusIcon.bottom
            anchors.topMargin: 10
            anchors.horizontalCenter: parent.horizontalCenter
            color: Theme.palette.directColor1
        }

        ConfirmAddExistingKeyModal {
            id: confirmAddExstingKeyModal
            onOpenModalClicked: {
                root.startupStore.doTertiaryAction()
            }
        }

        SelectAnotherAccountModal {
            id: selectAnotherAccountModal
            startupStore: root.startupStore
            onAccountSelected: {
                root.startupStore.setSelectedLoginAccountByIndex(index)
                resetLogin()
            }
            onOpenModalClicked: {
                root.startupStore.doTertiaryAction()
            }
        }

        Item {
          id: userInfo
          height: userImage.height
          anchors.top: welcomeBackText.bottom
          anchors.topMargin: 64
          width: 318
          anchors.horizontalCenter: parent.horizontalCenter

          UserImage {
              id: userImage
              image: root.startupStore.selectedLoginAccount.thumbnailImage
              name: root.startupStore.selectedLoginAccount.username
              colorId: root.startupStore.selectedLoginAccount.colorId
              colorHash: root.startupStore.selectedLoginAccount.colorHash
              anchors.left: parent.left
          }

          StatusBaseText {
              id: usernameText
              text: root.startupStore.selectedLoginAccount.username
              font.pixelSize: 17
              anchors.left: userImage.right
              anchors.leftMargin: 16
              anchors.verticalCenter: userImage.verticalCenter
              color: Theme.palette.directColor1
          }

          MouseArea {
              property bool accountPopupWasOpened: false

              anchors.fill: parent
              anchors.margins: -10
              cursorShape: Qt.PointingHandCursor
              hoverEnabled: true
              onEntered: {
                  // cache opened state, because it is always false in onClicked
                  // because of CloseOnPressOutsideParent policy of accountsPopup
                  accountPopupWasOpened = accountsPopup.opened
              }
              onClicked: {
                  if (!accountPopupWasOpened) {
                      changeAccountBtn.clicked(mouse)
                  }
                  accountPopupWasOpened = accountsPopup.opened
              }
          }

          StatusQControls.StatusFlatRoundButton {
              icon.name: "chevron-down"
              type: StatusQControls.StatusFlatRoundButton.Type.Tertiary
              width: 24
              height: 24
              id: changeAccountBtn
              anchors.verticalCenter: usernameText.verticalCenter
              anchors.right: parent.right


              onClicked: {
                  if (accountsPopup.opened) {
                      accountsPopup.close()
                  } else {
                      accountsPopup.popup(width-userInfo.width-16, userInfo.height+4)
                  }
              }

              StatusPopupMenu {
                  id: accountsPopup
                  closePolicy: Popup.CloseOnEscape | Popup.CloseOnPressOutsideParent
                  width: 346
                  dim: false
                  Repeater {
                      id: accounts
                      model: root.startupStore.startupModuleInst.loginAccountsModel
                      delegate: AccountMenuItemPanel {
                          label: model.username
                          image: model.thumbnailImage
                          colorId: model.colorId
                          colorHash: model.colorHash
                          onClicked: {
                              root.startupStore.setSelectedLoginAccountByIndex(index)
                              resetLogin()
                              accountsPopup.close()
                          }
                      }
                  }

                  AccountMenuItemPanel {
                    label: qsTr("Add new user")
                    onClicked: {
                      accountsPopup.close()
                      root.startupStore.doSecondaryAction()
                    }
                  }

                  AccountMenuItemPanel {
                    label: qsTr("Add existing Status user")
                    iconSettings.name: "wallet"
                    onClicked: {
                      accountsPopup.close()
                      root.startupStore.doTertiaryAction()
                    }
                  }
              }
          }
        }

        Input {
            id: txtPassword
            width: 318
            height: 70
            anchors.top: userInfo.bottom
            anchors.topMargin: Style.current.padding * 2
            anchors.left: undefined
            anchors.right: undefined
            anchors.horizontalCenter: parent.horizontalCenter
            enabled: !loading
            validationErrorAlignment: Text.AlignHCenter
            validationErrorTopMargin: 10
            placeholderText: loading ?
                qsTr("Connecting...") :
                qsTr("Password")
            textField.echoMode: TextInput.Password
            Keys.onReturnPressed: {
                doLogin(textField.text)
            }
            onTextEdited: {
                validationError = "";
                loading = false
            }
        }

        StatusQControls.StatusRoundButton {
            id: submitBtn
            width: 40
            height: 40
            type: StatusQControls.StatusRoundButton.Type.Secondary
            icon.name: "arrow-right"
            opacity: (loading || txtPassword.text.length > 0) ? 1 : 0
            anchors.top: userInfo.bottom
            anchors.topMargin: 34
            anchors.left: txtPassword.right
            anchors.leftMargin: (loading || txtPassword.text.length > 0) ? Style.current.padding : Style.current.smallPadding
            state: loading ? "pending" : "default"
            onClicked: {
                doLogin(txtPassword.textField.text)
            }

            // https://www.figma.com/file/BTS422M9AkvWjfRrXED3WC/%F0%9F%91%8B-Onboarding%E2%8E%9CDesktop?node-id=6%3A0
            Behavior on opacity {
                OpacityAnimator {
                    from: 0.5
                    duration: 200
                }
            }
            Behavior on anchors.leftMargin {
                NumberAnimation {
                    duration: 200
                }
            }
        }

        Connections {
            target: root.startupStore.startupModuleInst
            onAccountLoginError: {
                if (error) {
                    // SQLITE_NOTADB: "file is not a database"
                    if (error === "file is not a database") {
                        txtPassword.validationError = qsTr("Password incorrect")
                    } else {
                        txtPassword.validationError = qsTr("Login failed: %1").arg(error.toUpperCase())
                    }
                    loading = false
                    txtPassword.textField.forceActiveFocus()
                }
            }
        }
    }
}