import {AfterViewInit, ChangeDetectorRef, Component, OnInit, ViewChild} from '@angular/core';
import {NgbModal, NgbModalOptions} from "@ng-bootstrap/ng-bootstrap";
import {NewContactComponent} from "@app/contacts/new-contact/new-contact.component";
import {ActivatedRoute, Router} from "@angular/router";
import {
    CommentJsonld,
    ContactJsonld,
    ContactService, PartnerFollowJsonld, PartnerFollowService,
    PartnerJsonld,
    PartnerService,
    PostJsonld,
    PostService, TaskJsonld, TaskNoteJsonld, TaskService
} from "@app/core/api/v1";
import {Subscription} from "rxjs";
import {environment} from "@environments/environment";
import {ApiConverter} from "@app/_helpers/api.converter";
import {MatPaginator, MatPaginatorIntl, PageEvent} from "@angular/material/paginator";
import {MatTableDataSource} from "@angular/material/table";
import {NewPostingComponent} from "@app/postings/new-posting/new-posting.component";
import {NewTaskComponent} from "@app/tasks/new-task/new-task.component";
import {ModalStatus} from "@app/_helpers/modal.states";
import {AccountService} from "@app/_services";
import {User} from "@app/_models";
import {NewCommentComponent} from "@app/postings/new-comment/new-comment.component";
import {NewPartnerComponent} from "@app/partners/new-partner/new-partner.component";
import {NewTaskNoteComponent} from "@app/tasks/new-task-note/new-task-note.component";

@Component({
    selector: 'app-partners-detail',
    templateUrl: './partners-detail.component.html',
    styleUrl: './partners-detail.component.scss'
})
export class PartnersDetailComponent implements OnInit, AfterViewInit {
    @ViewChild(MatPaginator) contactsPaginator: MatPaginator;
    @ViewChild(MatPaginator) tasksPaginator: MatPaginator;
    @ViewChild(MatPaginator) postsPaginator: MatPaginator;

    protected user: User | null;
    protected userFollows: boolean;
    protected readonly ApiConverter = ApiConverter;

    protected readonly environment = environment;
    protected id: string;

    protected partnerDetailSub: Subscription;
    protected partner: PartnerJsonld;

    protected partnerFollowSub: Subscription;
    protected partnerFollow: PartnerFollowJsonld

    protected contactsSub: Subscription;
    protected contacts: Array<ContactJsonld>;
    protected contactsDataSource;
    protected contactsLength: number;
    protected contactsPageEvent: PageEvent;
    protected contactsPageSize: number;
    protected contactsPageIndex: number;

    protected tasksSub: Subscription;
    protected tasks: Array<TaskJsonld>;
    protected tasksDataSource;
    protected tasksLength: number;
    protected tasksPageEvent: PageEvent;
    protected tasksPageSize: number;
    protected tasksPageIndex: number;

    protected taskNotesVisibility: Map<string, boolean>;

    protected postsSub: Subscription;
    protected posts: Array<PostJsonld>;
    protected postsDataSource;
    protected postsLength: number;
    protected postsPageEvent: PageEvent;
    protected postsPageSize: number;
    protected postsPageIndex: number;

    protected modalOptions: NgbModalOptions = {
        centered: true
    };

    constructor(
        private router: Router,
        private accountService: AccountService,
        private modalService: NgbModal,
        private route: ActivatedRoute,
        private partnerService: PartnerService,
        private partnerFollowService: PartnerFollowService,
        private contactService: ContactService,
        private postService: PostService,
        private taskService: TaskService
    ) {
        this.id = "";
        this.userFollows = false;
        this.partnerDetailSub = new Subscription();
        this.partner = {} as PartnerJsonld;

        this.partnerFollowSub = new Subscription();
        this.partnerFollow = {} as PartnerFollowJsonld;

        this.user = this.accountService.userValue;

        this.contactsSub = new Subscription();
        this.contacts = [];
        this.contactsPaginator = new MatPaginator(new MatPaginatorIntl(), ChangeDetectorRef.prototype);
        this.contactsDataSource = new MatTableDataSource<ContactJsonld>(this.contacts);
        this.contactsLength = 0;
        this.contactsPageEvent = new PageEvent();
        this.contactsPageSize = 6;
        this.contactsPageIndex = 0;

        this.tasksSub = new Subscription();
        this.tasks = [];
        this.tasksPaginator = new MatPaginator(new MatPaginatorIntl(), ChangeDetectorRef.prototype);
        this.tasksDataSource = new MatTableDataSource<TaskJsonld>(this.tasks);
        this.tasksLength = 0;
        this.tasksPageEvent = new PageEvent();
        this.tasksPageSize = 10;
        this.tasksPageIndex = 0;
        this.taskNotesVisibility = new Map<string, boolean>();

        this.postsSub = new Subscription();
        this.posts = [];
        this.postsPaginator = new MatPaginator(new MatPaginatorIntl(), ChangeDetectorRef.prototype);
        this.postsDataSource = new MatTableDataSource<PostJsonld>(this.posts);
        this.postsLength = 0;
        this.postsPageEvent = new PageEvent();
        this.postsPageSize = 10;
        this.postsPageIndex = 0;
    }

    ngOnInit() {
        this.route.params.subscribe(params => {
            this.id = params['id'];
        });
        this.getPartnerData();
        this.getContactsData();
        this.getPostsData();
        this.getTasksData();
        this.getPartnerFollowedStatus();
    }

    ngAfterViewInit() {
        this.contactsDataSource.paginator = this.contactsPaginator;
        this.tasksDataSource.paginator = this.tasksPaginator;
        this.postsDataSource.paginator = this.postsPaginator;
    }

    getPartnerData() {
        this.partnerDetailSub = this.partnerService.partnersIdGet(
            this.id
        ).subscribe(
            data => {
                this.partner = data;
            }
        );
    }

    getContactsData() {
        this.contactsSub = this.contactService.contactsGetCollection(
            this.contactsPageIndex + 1,
            this.contactsPageSize,
            this.id
        ).subscribe(
            data => {
                this.contacts = data["hydra:member"];
                this.contactsLength = Number(data["hydra:totalItems"]);
                if (this.contactsPaginator !== undefined) {
                    this.contactsPaginator.length = this.contactsLength;
                }
            }
        );
    }

    getPostsData() {
        this.postsSub = this.postService.postsGetCollection(
            this.postsPageIndex + 1,
            this.postsPageSize,
            this.id
        ).subscribe(
            data => {
                this.posts = data["hydra:member"];
                this.postsLength = Number(data["hydra:totalItems"]);
            }
        );
    }

    getTasksData() {
        this.tasksSub = this.taskService.tasksGetCollection(
            this.tasksPageIndex + 1,
            this.tasksPageSize,
            // TODO: User-ID muss übergeben werden können, damit man nur die Tasks bekommt, die einem User zugewiesen sind
            this.id
        ).subscribe(
            data => {
                this.tasks = data["hydra:member"];
                this.tasksLength = Number(data["hydra:totalItems"]);
                this.tasks.forEach(task => {
                    if (task.id) {
                        this.taskNotesVisibility.set(task.id, false);
                    }
                });
                console.log(this.tasks);
            }
        );
    }

    contactsHandlePageEvent(e: PageEvent) {
        this.contactsPageEvent = e;
        this.contactsLength = e.length;
        this.contactsPageIndex = e.pageIndex.valueOf();
        this.contactsPageSize = e.pageSize.valueOf();
        this.getContactsData();
    }

    tasksHandlePageEvent(e: PageEvent) {
        this.tasksPageEvent = e;
        this.tasksLength = e.length;
        this.tasksPageIndex = e.pageIndex.valueOf();
        this.tasksPageSize = e.pageSize.valueOf();
        this.getTasksData();
    }

    postsHandlePageEvent(e: PageEvent) {
        this.postsPageEvent = e;
        this.postsLength = e.length;
        this.postsPageIndex = e.pageIndex.valueOf();
        this.postsPageSize = e.pageSize.valueOf();
        this.getPostsData();
    }

    navigateToContactDetails(element: any) {
        const contact: ContactJsonld = element as ContactJsonld;
        this.router.navigate(['/contacts', ApiConverter.extractId(contact.id)]);
    }

    openModalNewContact() {
        const modalRefContact = this.modalService.open(NewContactComponent, this.modalOptions);
        let contact: ContactJsonld = {} as ContactJsonld;
        contact.partner = this.partner.id ?? null;
        modalRefContact.componentInstance.contact = contact;
        modalRefContact.componentInstance.submit.subscribe((modalStatus: ModalStatus) => {
            if (modalStatus === ModalStatus.Submitted) {
                modalRefContact.dismiss();
                this.getContactsData();
            }
        });
    }

    openModalNewTask() {
        const modalRefTask = this.modalService.open(NewTaskComponent, this.modalOptions);
        let task: TaskJsonld = {} as TaskJsonld;
        task.partner = this.partner.id ?? null;
        task.completed = false;
        modalRefTask.componentInstance.task = task;
        modalRefTask.componentInstance.submit.subscribe((modalStatus: ModalStatus) => {
            if (modalStatus === ModalStatus.Submitted) {
                modalRefTask.dismiss();
                this.getTasksData();
            }
        });
    }

    openModalNewTaskNote(task: TaskJsonld) {
        const modalRefTaskNote = this.modalService.open(NewTaskNoteComponent, this.modalOptions);
        let taskNote: TaskNoteJsonld = {} as TaskNoteJsonld;
        taskNote.task = task.id ?? null;
        modalRefTaskNote.componentInstance.taskNote = taskNote;
        modalRefTaskNote.componentInstance.submit.subscribe((modalStatus: ModalStatus) => {
            if (modalStatus === ModalStatus.Submitted) {
                modalRefTaskNote.dismiss();
                this.getTasksData();
            }
        });
    }

    openModalNewPosting() {
        const modalRefPosting = this.modalService.open(NewPostingComponent, this.modalOptions);
        let posting: PostJsonld = {} as PostJsonld;
        posting.partner = this.partner.id ?? null;
        modalRefPosting.componentInstance.posting = posting;
        modalRefPosting.componentInstance.submit.subscribe((modalStatus: ModalStatus) => {
            if (modalStatus === ModalStatus.Submitted) {
                modalRefPosting.dismiss();
                this.getPostsData();
            }
        });
    }

    openModalNewComment(post: PostJsonld) {
        const modalRefComment = this.modalService.open(NewCommentComponent, this.modalOptions);
        let comment: CommentJsonld = {} as CommentJsonld;
        comment.post = post.id ?? null;
        modalRefComment.componentInstance.comment = comment;
        modalRefComment.componentInstance.submit.subscribe((modalStatus: ModalStatus) => {
            if (modalStatus === ModalStatus.Submitted) {
                modalRefComment.dismiss();
                this.getPostsData();
            }
        });
    }

    openModalEditTask(task: TaskJsonld) {
        const modalRefTaskEdit = this.modalService.open(NewTaskComponent, this.modalOptions);
        modalRefTaskEdit.componentInstance.task = task;
        modalRefTaskEdit.componentInstance.dueAtValue = ApiConverter.convertDate(task.dueAt);
        modalRefTaskEdit.componentInstance.submit.subscribe((modalStatus: ModalStatus) => {
            if (modalStatus === ModalStatus.Submitted) {
                modalRefTaskEdit.dismiss();
                this.getTasksData();
            }
        });
    }

    openModalEditTaskNote(taskNote: TaskNoteJsonld) {
        const modalRefTaskNote = this.modalService.open(NewTaskNoteComponent, this.modalOptions);
        modalRefTaskNote.componentInstance.taskNote = taskNote;
        modalRefTaskNote.componentInstance.submit.subscribe((modalStatus: ModalStatus) => {
            if (modalStatus === ModalStatus.Submitted) {
                modalRefTaskNote.dismiss();
                this.getTasksData();
            }
        });
    }

    openModalEditPosting(post: PostJsonld) {
        const modalRefPostingEdit = this.modalService.open(NewPostingComponent, this.modalOptions);
        modalRefPostingEdit.componentInstance.posting = post;
        modalRefPostingEdit.componentInstance.submit.subscribe((modalStatus: ModalStatus) => {
            if (modalStatus === ModalStatus.Submitted) {
                modalRefPostingEdit.dismiss();
                this.getPostsData();
            }
        });
    }

    openModalEditComment(comment: CommentJsonld) {
        const modalRefComment = this.modalService.open(NewCommentComponent, this.modalOptions);
        modalRefComment.componentInstance.comment = comment;
        modalRefComment.componentInstance.submit.subscribe((modalStatus: ModalStatus) => {
            if (modalStatus === ModalStatus.Submitted) {
                modalRefComment.dismiss();
                this.getPostsData();
            }
        });
    }

    openModalEditPartner() {
        const modalRef = this.modalService.open(NewPartnerComponent, this.modalOptions);
        modalRef.componentInstance.partner = this.partner;
        modalRef.componentInstance.submit.subscribe((modalStatus: ModalStatus) => {
            if (modalStatus === ModalStatus.Submitted) {
                modalRef.dismiss();
                this.getPartnerData();
            }
        });
    }

    showTaskNotes(task: TaskJsonld) {
        if (task.id) {
            const currentVisibility = this.taskNotesVisibility.get(task.id);
            this.taskNotesVisibility.set(task.id, !currentVisibility);
        }
    }

    getPartnerFollowedStatus() {
        this.partnerFollowSub = this.partnerFollowService.partnerFollowsGetCollection(
            1,
            50,
            this.id
            // TODO: Follow für Partner auf User holen
        ).subscribe(
            data => {
                // this.partnerFollow = data;
                // TODO: Einblenden!
                if (this.partnerFollow === null) {
                    this.userFollows == false;
                } else {
                    this.userFollows == true;
                }
            }
        );
    }

    followPartner(event: any) {
        if (!this.userFollows) {
            this.partnerFollowSub = this.partnerFollowService.partnerFollowsPost(
                {
                    partner: this.partner.id
                } as PartnerFollowJsonld
            ).subscribe(
                data => {
                    console.log(data);
                    this.userFollows = !this.userFollows;
                }
            );
        } else {
            if (this.partnerFollow.id !== null && this.partnerFollow.id !== undefined) {
                this.partnerFollowSub = this.partnerFollowService.partnerFollowsIdDelete(
                    ApiConverter.extractId(this.partnerFollow.id)
                ).subscribe(
                    data => {
                        console.log(data);
                        this.userFollows = !this.userFollows;
                    }
                );
            }
        }
        console.log(this.userFollows);
    }
}