import QtQuick 2.15
import QtQuick.Controls 2.15
import QtQuick.Layouts 1.15

import utils 1.0
import shared.popups 1.0
import shared.stores 1.0 as SharedStores
import shared.stores.send 1.0 as SendStores

import "views"

import AppLayouts.Communities.views 1.0
import AppLayouts.Communities.popups 1.0
import AppLayouts.Communities.helpers 1.0
import AppLayouts.Communities.stores 1.0 as CommunitiesStores

import AppLayouts.Chat.stores 1.0 as ChatStores
import AppLayouts.Profile.stores 1.0 as ProfileStores
import AppLayouts.Wallet.stores 1.0 as WalletStore

import StatusQ 0.1
import StatusQ.Core.Utils 0.1
import SortFilterProxyModel 0.2

StackLayout {
    id: root

    property SharedStores.RootStore sharedRootStore
    property SharedStores.UtilsStore utilsStore
    property ChatStores.RootStore rootStore
    property ChatStores.CreateChatPropertiesStore createChatPropertiesStore
    readonly property ProfileStores.ContactsStore contactsStore: rootStore.contactsStore
    readonly property SharedStores.PermissionsStore permissionsStore: rootStore.permissionsStore
    property CommunitiesStores.CommunitiesStore communitiesStore
    required property WalletStore.TokensStore tokensStore
    required property SendStores.TransactionStore transactionStore
    required property WalletStore.WalletAssetsStore walletAssetsStore
    required property SharedStores.CurrenciesStore currencyStore

    property var sectionItemModel

    MembersModelAdaptor {
        id: membersModelAdaptor
        allMembers: !!sectionItemModel ? sectionItemModel.allMembers : null
    }

    property var sendModalPopup

    readonly property bool isOwner: sectionItemModel.memberRole === Constants.memberRole.owner
    readonly property bool isAdmin: sectionItemModel.memberRole === Constants.memberRole.admin
    readonly property bool isTokenMasterOwner: sectionItemModel.memberRole === Constants.memberRole.tokenMaster
    readonly property bool isControlNode: sectionItemModel.isControlNode
    readonly property bool isPrivilegedUser: isControlNode || isOwner || isAdmin || isTokenMasterOwner
    readonly property int isInvitationPending: root.rootStore.chatCommunitySectionModule.requestToJoinState !== Constants.RequestToJoinState.None

    property bool communitySettingsDisabled

    property bool sendViaPersonalChatEnabled

    property var emojiPopup
    property var stickersPopup
    signal profileButtonClicked()
    signal openAppSearch()

    // Community transfer ownership related props/signals:
    property bool isPendingOwnershipRequest: sectionItemModel.isPendingOwnershipRequest

    onIsPrivilegedUserChanged: if (root.currentIndex === 1) root.currentIndex = 0

    onCurrentIndexChanged: {
        Global.closeCreateChatView()
    }

    Loader {
        id: mainViewLoader
        readonly property var sectionItem: root.rootStore.chatCommunitySectionModule
        readonly property int accessType: sectionItem.requiresTokenPermissionToJoin ? Constants.communityChatOnRequestAccess
                                                                                    : Constants.communityChatPublicAccess

        sourceComponent: {
            if (sectionItem.isCommunity() && !sectionItem.amIMember) {
                if (sectionItemModel.amIBanned) {
                    return communityBanComponent
                } else if (sectionItem.isWaitingOnNewCommunityOwnerToConfirmRequestToRejoin) {
                    return controlNodeOfflineComponent
                } else if (sectionItem.requiresTokenPermissionToJoin) {
                    return joinCommunityViewComponent
                }
            }
            return chatViewComponent
        }
    }

    Connections {
        target: root.rootStore
        function onGoToMembershipRequestsPage() {
            root.currentIndex = 1 // go to settings
            if (communitySettingsLoader.item) {
                communitySettingsLoader.item.goTo(Constants.CommunitySettingsSections.Members, Constants.CommunityMembershipSubSections.MembershipRequests)
            }
        }
    }

    Component {
        id: joinCommunityViewComponent
        JoinCommunityView {
            id: joinCommunityView
            readonly property string communityId: sectionItemModel.id
            name: sectionItemModel.name
            introMessage: sectionItemModel.introMessage
            communityDesc: sectionItemModel.description
            color: sectionItemModel.color
            image: sectionItemModel.image
            membersCount: membersModelAdaptor.joinedMembers.ModelCount.count
            accessType: mainViewLoader.accessType
            joinCommunity: true
            amISectionAdmin: sectionItemModel.memberRole === Constants.memberRole.owner ||
                             sectionItemModel.memberRole === Constants.memberRole.admin ||
                             sectionItemModel.memberRole === Constants.memberRole.tokenMaster
            communityItemsModel: root.rootStore.communityItemsModel
            requirementsMet: root.permissionsStore.allTokenRequirementsMet
            requirementsCheckPending: root.rootStore.permissionsCheckOngoing
            requiresRequest: !sectionItemModel.amIMember
            communityHoldingsModel: root.permissionsStore.becomeMemberPermissionsModel
            viewOnlyHoldingsModel: root.permissionsStore.viewOnlyPermissionsModel
            viewAndPostHoldingsModel: root.permissionsStore.viewAndPostPermissionsModel
            assetsModel: root.rootStore.assetsModel
            collectiblesModel: root.rootStore.collectiblesModel
            requestToJoinState: root.rootStore.chatCommunitySectionModule.requestToJoinState
            notificationCount: activityCenterStore.unreadNotificationsCount
            hasUnseenNotifications: activityCenterStore.hasUnseenNotifications
            openCreateChat: rootStore.openCreateChat
            onNotificationButtonClicked: Global.openActivityCenterPopup()
            onAdHocChatButtonClicked: rootStore.openCloseCreateChatView()
            onRequestToJoinClicked: {
                Global.communityIntroPopupRequested(joinCommunityView.communityId, sectionItemModel.name,
                                                    sectionItemModel.introMessage, sectionItemModel.image,
                                                    root.isInvitationPending)
            }
            onInvitationPendingClicked: {
                Global.communityIntroPopupRequested(joinCommunityView.communityId, sectionItemModel.name, sectionItemModel.introMessage,
                                                    sectionItemModel.image, root.isInvitationPending)
            }
        }
    }

    Component {
        id: chatViewComponent
        ChatView {
            id: chatView

            readonly property var sectionItem: root.rootStore.chatCommunitySectionModule
            readonly property string communityId: root.sectionItemModel.id

            objectName: "chatViewComponent"

            emojiPopup: root.emojiPopup
            stickersPopup: root.stickersPopup
            contactsStore: root.contactsStore
            sharedRootStore: root.sharedRootStore
            utilsStore: root.utilsStore
            rootStore: root.rootStore
            createChatPropertiesStore: root.createChatPropertiesStore
            communitiesStore: root.communitiesStore
            walletAssetsStore: root.walletAssetsStore
            currencyStore: root.currencyStore
            sendModalPopup: root.sendModalPopup
            sectionItemModel: root.sectionItemModel
            joinedMembersCount: membersModelAdaptor.joinedMembers.ModelCount.count
            amIMember: sectionItem.amIMember
            amISectionAdmin: root.sectionItemModel.memberRole === Constants.memberRole.owner ||
                             root.sectionItemModel.memberRole === Constants.memberRole.admin ||
                             root.sectionItemModel.memberRole === Constants.memberRole.tokenMaster
            hasViewOnlyPermissions: root.permissionsStore.viewOnlyPermissionsModel.count > 0
            sendViaPersonalChatEnabled: root.sendViaPersonalChatEnabled

            hasUnrestrictedViewOnlyPermission: {
                viewOnlyUnrestrictedPermissionHelper.revision

                const model = root.permissionsStore.viewOnlyPermissionsModel
                const count = model.rowCount()

                for (let i = 0; i < count; i++) {
                    const holdings = ModelUtils.get(model, i, "holdingsListModel")

                    if (holdings.rowCount() === 0)
                        return true
                }

                return false
            }

            Instantiator {
                id: viewOnlyUnrestrictedPermissionHelper

                model: root.permissionsStore.viewOnlyPermissionsModel

                property int revision: 0

                delegate: QObject {
                    ModelChangeTracker {
                        model: model.holdingsListModel

                        onRevisionChanged: viewOnlyUnrestrictedPermissionHelper.revision++
                    }
                }
            }

            ModelChangeTracker {
                model: root.permissionsStore.viewOnlyPermissionsModel
                onRevisionChanged: viewOnlyUnrestrictedPermissionHelper.revision++
            }

            hasViewAndPostPermissions: root.permissionsStore.viewAndPostPermissionsModel.count > 0
            viewOnlyPermissionsModel: root.permissionsStore.viewOnlyPermissionsModel
            viewAndPostPermissionsModel: root.permissionsStore.viewAndPostPermissionsModel
            assetsModel: root.rootStore.assetsModel
            collectiblesModel: root.rootStore.collectiblesModel
            requestToJoinState: sectionItem.requestToJoinState

            isPendingOwnershipRequest: root.isPendingOwnershipRequest

            onFinaliseOwnershipClicked: Global.openFinaliseOwnershipPopup(communityId)
            onCommunityInfoButtonClicked: root.currentIndex = 1
            onCommunityManageButtonClicked: root.currentIndex = 1

            onProfileButtonClicked: {
                root.profileButtonClicked()
            }
            onOpenAppSearch: {
                root.openAppSearch()
            }
            onRequestToJoinClicked: {
                Global.communityIntroPopupRequested(communityId, root.sectionItemModel.name, root.sectionItemModel.introMessage,
                                                    root.sectionItemModel.image, root.isInvitationPending)
            }
            onInvitationPendingClicked: {
                Global.communityIntroPopupRequested(communityId, root.sectionItemModel.name, root.sectionItemModel.introMessage,
                                                    root.sectionItemModel.image, root.isInvitationPending)
            }
        }
    }

    Loader {
        id: communitySettingsLoader
        active: root.rootStore.chatCommunitySectionModule.isCommunity() &&
                root.isPrivilegedUser &&
                (root.currentIndex === 1 || !!communitySettingsLoader.item) // lazy load and preserve state after loading
        asynchronous: false // It's false on purpose. We want to load the component synchronously

        sourceComponent: CommunitySettingsView {
            id: communitySettingsView

            rootStore: root.rootStore
            utilsStore: root.utilsStore
            walletAccountsModel: WalletStore.RootStore.nonWatchAccounts
            enabledChainIds: WalletStore.RootStore.networkFilters
            onEnableNetwork: WalletStore.RootStore.enableNetwork(chainId)
            tokensStore: root.tokensStore
            sendModalPopup: root.sendModalPopup
            transactionStore: root.transactionStore

            isPendingOwnershipRequest: root.isPendingOwnershipRequest

            chatCommunitySectionModule: root.rootStore.chatCommunitySectionModule
            community: root.sectionItemModel
            joinedMembers: membersModelAdaptor.joinedMembers
            bannedMembers: membersModelAdaptor.bannedMembers
            pendingMembers: membersModelAdaptor.pendingMembers
            declinedMembers: membersModelAdaptor.declinedMembers
            communitySettingsDisabled: root.communitySettingsDisabled
            onCommunitySettingsDisabledChanged: if (communitySettingsDisabled) goTo(Constants.CommunitySettingsSections.Overview)

            onBackToCommunityClicked: root.currentIndex = 0
            onFinaliseOwnershipClicked: Global.openFinaliseOwnershipPopup(community.id)
        }
    }

    Component {
        id: controlNodeOfflineComponent
        ControlNodeOfflineCommunityView {
            id: controlNodeOfflineView
            name: root.sectionItemModel.name
            communityDesc: root.sectionItemModel.description
            color: root.sectionItemModel.color
            image: root.sectionItemModel.image
            membersCount: membersModelAdaptor.joinedMembers.ModelCount.count
            communityItemsModel: root.rootStore.communityItemsModel
            notificationCount: activityCenterStore.unreadNotificationsCount
            hasUnseenNotifications: activityCenterStore.hasUnseenNotifications
            onNotificationButtonClicked: Global.openActivityCenterPopup()
            onAdHocChatButtonClicked: rootStore.openCloseCreateChatView()
        }
    }

    Component {
        id: communityBanComponent
        BannedMemberCommunityView {
            id: communityBanView
            readonly property var communityData: sectionItemModel
            name: root.sectionItemModel.name
            communityDesc: root.sectionItemModel.description
            color: root.sectionItemModel.color
            image: root.sectionItemModel.image
            membersCount: membersModelAdaptor.joinedMembers.count
            communityItemsModel: root.rootStore.communityItemsModel
            notificationCount: activityCenterStore.unreadNotificationsCount
            hasUnseenNotifications: activityCenterStore.hasUnseenNotifications
            onNotificationButtonClicked: Global.openActivityCenterPopup()
            onAdHocChatButtonClicked: rootStore.openCloseCreateChatView()
        }
    }
}