import QtQuick 2.3
import QtQuick.Dialogs 1.3

import "../../../../shared"
import "../../../../shared/popups"
import "../../../../shared/panels"
import "../../../../shared/status"

import utils 1.0

Item {
    property string communityId
    property var invitedCommunity
    property int innerMargin: 12
    property bool isLink: false

    id: root
    anchors.left: parent.left
    height: rectangleBubbleLoader.height
    width: rectangleBubbleLoader.width

    function getCommunity() {
        try {
            const communityJson = chatsModel.communities.list.getCommunityByIdJson(communityId)
            if (!communityJson) {
                return null
            }

            let community = JSON.parse(communityJson);
            if (community) {
                community.nbMembers = community.members.length;
            }
            return community
        } catch (e) {
            console.error("Error parsing community", e)
        }

       return null
    }

    Component.onCompleted: {
        root.invitedCommunity = getCommunity()
    }

    Connections {
        target: chatsModel.communities
        onCommunityChanged: function (communityId) {
            if (communityId === root.communityId) {
                root.invitedCommunity = getCommunity()
            }
        }
    }

    Component {
        id: confirmationPopupComponent
        ConfirmationDialog {
            property string settingsProp: ""
            property var onConfirmed: (function(){})
            showCancelButton: true
            //% "This feature is experimental and is meant for testing purposes by core contributors and the community. It's not meant for real use and makes no claims of security or integrity of funds or data. Use at your own risk."
            confirmationText: qsTrId("this-feature-is-experimental-and-is-meant-for-testing-purposes-by-core-contributors-and-the-community--it-s-not-meant-for-real-use-and-makes-no-claims-of-security-or-integrity-of-funds-or-data--use-at-your-own-risk-")
            //% "I understand"
            confirmButtonLabel: qsTrId("i-understand")
            onConfirmButtonClicked: {
                appSettings.communitiesEnabled = true
                onConfirmed()
                close()
            }

            onCancelButtonClicked: {
                close()
            }
            onClosed: {
                destroy()
            }
        }
    }


    Loader {
        id: rectangleBubbleLoader
        active: !!invitedCommunity

        sourceComponent: Component {
            Rectangle {
                id: rectangleBubble
                property alias button: joinBtn
                property bool isPendingRequest: chatsModel.communities.isCommunityRequestPending(communityId)
                width: 270
                height: title.height + title.anchors.topMargin +
                        invitedYou.height + invitedYou.anchors.topMargin +
                        sep1.height + sep1.anchors.topMargin +
                        communityName.height + communityName.anchors.topMargin +
                        communityDesc.height + communityDesc.anchors.topMargin +
                        communityNbMembers.height + communityNbMembers.anchors.topMargin +
                        sep2.height + sep2.anchors.topMargin +
                        btnItemId.height + btnItemId.anchors.topMargin
                radius: 16
                color: Style.current.background
                border.color: Style.current.border
                border.width: 1

                states: [
                    State {
                        name: "requiresEns"
                        when: invitedCommunity.ensOnly && !profileModel.profile.ensVerified
                        PropertyChanges {
                            target: joinBtn
                            //% "Membership requires an ENS username"
                            text: qsTrId("membership-requires-an-ens-username")
                            enabled: false
                        }
                    },
                    State {
                        name: "inviteOnly"
                        when: invitedCommunity.access === Constants.communityChatInvitationOnlyAccess
                        PropertyChanges {
                            target: joinBtn
                            //% "You need to be invited"
                            text: qsTrId("you-need-to-be-invited")
                            enabled: false
                        }
                    },
                    State {
                        name: "pending"
                        when: invitedCommunity.access === Constants.communityChatOnRequestAccess &&
                              rectangleBubble.isPendingRequest
                        PropertyChanges {
                            target: joinBtn
                            //% "Pending"
                            text: qsTrId("invite-chat-pending")
                            enabled: false
                        }
                    },
                    State {
                        name: "joined"
                        when: (invitedCommunity.joined && invitedCommunity.isMember) ||
                              (invitedCommunity.access === Constants.communityChatPublicAccess &&
                                invitedCommunity.joined)
                        PropertyChanges {
                            target: joinBtn
                            //% "View"
                            text: qsTrId("view")
                        }
                    },
                    State {
                        name: "requestToJoin"
                        when: invitedCommunity.access === Constants.communityChatOnRequestAccess &&
                              //   !invitedCommunity.joined && !invitedCommunity.isMember
                              invitedCommunity.canRequestAccess
                        PropertyChanges {
                            target: joinBtn
                            //% "Request Access"
                            text: qsTrId("request-access")

                        }
                    },
                    State {
                        name: "unjoined"
                        when: (invitedCommunity.access === Constants.communityChatOnRequestAccess &&
                                invitedCommunity.isMember) ||
                              (invitedCommunity.access === Constants.communityChatPublicAccess &&
                                !invitedCommunity.joined)
                        PropertyChanges {
                            target: joinBtn
                            //% "Join"
                            text: qsTrId("join")
                        }
                    }
                ]

                Connections {
                    target: chatsModel.communities
                    onMembershipRequestChanged: function(communityId, communityName, requestAccepted) {
                        if (communityId === root.communityId) {
                            rectangleBubble.isPendingRequest = false
                        }
                    }
                }

                // TODO add check if verified
                StyledText {
                    id: title
                    color: invitedCommunity.verifed ? Style.current.primary : Style.current.secondaryText
                    text: invitedCommunity.verifed ?
                              //% "Verified community invitation"
                              qsTrId("verified-community-invitation") :
                              //% "Community invitation"
                              qsTrId("community-invitation")
                    font.weight: Font.Medium
                    anchors.top: parent.top
                    anchors.topMargin: Style.current.halfPadding
                    anchors.left: parent.left
                    anchors.leftMargin: root.innerMargin
                    font.pixelSize: 13
                }

                StyledText {
                    id: invitedYou
                    text: {
                        if (chatsModel.channelView.activeChannel.chatType === Constants.chatTypeOneToOne) {
                            return isCurrentUser ?
                                        //% "You invited %1 to join a community"
                                        qsTrId("you-invited--1-to-join-a-community").arg(chatsModel.userNameOrAlias(chatsModel.channelView.activeChannel.id))
                                        //% "%1 invited you to join a community"
                                      : qsTrId("-1-invited-you-to-join-a-community").arg(displayUserName)
                        } else {
                            return isCurrentUser ?
                                        //% "You shared a community"
                                        qsTrId("you-shared-a-community")
                                        //% "A community has been shared"
                                      : qsTrId("a-community-has-been-shared")
                        }
                    }
                    anchors.top: title.bottom
                    anchors.topMargin: 4
                    anchors.left: parent.left
                    anchors.leftMargin: root.innerMargin
                    anchors.right: parent.right
                    anchors.rightMargin: root.innerMargin
                    wrapMode: Text.WordWrap
                    font.pixelSize: 15
                }

                Separator {
                    id: sep1
                    anchors.top: invitedYou.bottom
                    anchors.topMargin: Style.current.halfPadding
                }

                // TODO add image when it's supported
                StyledText {
                    id: communityName
                    text: invitedCommunity.name
                    anchors.top: sep1.bottom
                    anchors.topMargin: root.innerMargin
                    anchors.left: parent.left
                    anchors.leftMargin: root.innerMargin
                    anchors.right: parent.right
                    anchors.rightMargin: root.innerMargin
                    font.weight: Font.Bold
                    wrapMode: Text.WrapAtWordBoundaryOrAnywhere
                    font.pixelSize: 17
                }

                StyledText {
                    id: communityDesc
                    text: invitedCommunity.description
                    anchors.top: communityName.bottom
                    anchors.topMargin: 2
                    anchors.left: parent.left
                    anchors.leftMargin: root.innerMargin
                    anchors.right: parent.right
                    anchors.rightMargin: root.innerMargin
                    wrapMode: Text.WrapAtWordBoundaryOrAnywhere
                    font.pixelSize: 15
                }

                StyledText {
                    id: communityNbMembers
                    // TODO add the plural support
                    //% "%1 members"
                    text: qsTrId("-1-members").arg(invitedCommunity.nbMembers)
                    anchors.top: communityDesc.bottom
                    anchors.topMargin: 2
                    anchors.left: parent.left
                    anchors.leftMargin: root.innerMargin
                    font.pixelSize: 13
                    font.weight: Font.Medium
                    color: Style.current.secondaryText
                }

                Separator {
                    id: sep2
                    anchors.top: communityNbMembers.bottom
                    anchors.topMargin: Style.current.halfPadding
                }
                Item {
                    id: btnItemId
                    width: parent.width
                    height: 44
                    anchors.bottom: parent.bottom
                    clip: true
                    StatusButton {
                        id: joinBtn
                        type: "secondary"
                        anchors.top: parent.top
                        anchors.topMargin: -Style.current.smallPadding
                        borderRadius: 16
                        width: parent.width
                        height: 54
                        enabled: true
                        //% "Unsupported state"
                        text: qsTrId("unsupported-state")
                        onClicked: {
                            let onBtnClick = function(){
                                let error

                                if (rectangleBubble.state === "joined") {
                                    chatsModel.communities.setActiveCommunity(communityId);
                                    return
                                } else if (rectangleBubble.state === "unjoined") {
                                    error = chatsModel.communities.joinCommunity(communityId, true)
                                }
                                else if (rectangleBubble.state === "requestToJoin") {
                                    error = chatsModel.communities.requestToJoinCommunity(communityId,
                                                                                          profileModel.profile.ensVerified ? profileModel.profile.username : "")
                                    if (!error) {
                                        rectangleBubble.isPendingRequest = chatsModel.communities.isCommunityRequestPending(communityId)
                                    }
                                }

                                if (error) {
                                    joiningError.text = error
                                    return joiningError.open()
                                }
                            }

                            if (appSettings.communitiesEnabled) {
                                onBtnClick();
                            } else {
                                openPopup(confirmationPopupComponent, { onConfirmed: onBtnClick });
                            }
                        }

                        MessageDialog {
                            id: joiningError
                            //% "Error joining the community"
                            title: qsTrId("error-joining-the-community")
                            icon: StandardIcon.Critical
                            standardButtons: StandardButton.Ok
                        }
                    }
                }
            }
        }
    }
}