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import { Component, linkEvent } from 'inferno';
import { CommentNode as CommentNodeI, CommentForm as CommentFormI, SearchForm, SearchType, SortType, UserOperation, SearchResponse } from '../interfaces';
import { Subscription } from "rxjs";
import { capitalizeFirstLetter, fetchLimit, msgOp } from '../utils';
import { WebSocketService, UserService } from '../services';
import * as autosize from 'autosize';
import { i18n } from '../i18next';
import { T } from 'inferno-i18next';
import * as tributejs from 'tributejs';
interface CommentFormProps {
postId?: number;
node?: CommentNodeI;
onReplyCancel?(): any;
edit?: boolean;
disabled?: boolean;
}
interface CommentFormState {
commentForm: CommentFormI;
buttonTitle: string;
}
export class CommentForm extends Component<CommentFormProps, CommentFormState> {
private id = `comment-form-${btoa(Math.random()).substring(0,12)}`;
private userSub: Subscription;
private communitySub: Subscription;
private tribute: any;
private emptyState: CommentFormState = {
commentForm: {
auth: null,
content: null,
post_id: this.props.node ? this.props.node.comment.post_id : this.props.postId,
creator_id: UserService.Instance.user ? UserService.Instance.user.id : null,
},
buttonTitle: !this.props.node ? capitalizeFirstLetter(i18n.t('post')) : this.props.edit ? capitalizeFirstLetter(i18n.t('edit')) : capitalizeFirstLetter(i18n.t('reply')),
}
constructor(props: any, context: any) {
super(props, context);
this.tribute = new tributejs({
collection: [
// Users
{
trigger: '@',
selectTemplate: (item: any) => {
return `[/u/${item.original.key}](${window.location.origin}/u/${item.original.key})`;
},
values: (text: string, cb: any) => {
this.userSearch(text, users => cb(users));
},
autocompleteMode: true,
},
// Communities
{
trigger: '#',
selectTemplate: (item: any) => {
return `[/c/${item.original.key}](${window.location.origin}/c/${item.original.key})`;
},
values: (text: string, cb: any) => {
this.communitySearch(text, communities => cb(communities));
},
autocompleteMode: true,
}
]
});
this.state = this.emptyState;
if (this.props.node) {
if (this.props.edit) {
this.state.commentForm.edit_id = this.props.node.comment.id;
this.state.commentForm.parent_id = this.props.node.comment.parent_id;
this.state.commentForm.content = this.props.node.comment.content;
this.state.commentForm.creator_id = this.props.node.comment.creator_id;
} else {
// A reply gets a new parent id
this.state.commentForm.parent_id = this.props.node.comment.id;
}
}
}
componentDidMount() {
var textarea: any = document.getElementById(this.id);
autosize(textarea);
this.tribute.attach(textarea);
textarea.addEventListener('tribute-replaced', () => {
this.state.commentForm.content = textarea.value;
this.setState(this.state);
autosize.update(textarea);
});
}
render() {
return (
<div class="mb-3">
<form onSubmit={linkEvent(this, this.handleCommentSubmit)}>
<div class="form-group row">
<div class="col-sm-12">
<textarea id={this.id} class="form-control" value={this.state.commentForm.content} onInput={linkEvent(this, this.handleCommentContentChange)} required disabled={this.props.disabled} rows={2} maxLength={10000} />
</div>
</div>
<div class="row">
<div class="col-sm-12">
<button type="submit" class="btn btn-sm btn-secondary mr-2" disabled={this.props.disabled}>{this.state.buttonTitle}</button>
{this.props.node && <button type="button" class="btn btn-sm btn-secondary" onClick={linkEvent(this, this.handleReplyCancel)}><T i18nKey="cancel">#</T></button>}
</div>
</div>
</form>
</div>
);
}
handleCommentSubmit(i: CommentForm, event: any) {
event.preventDefault();
if (i.props.edit) {
WebSocketService.Instance.editComment(i.state.commentForm);
} else {
WebSocketService.Instance.createComment(i.state.commentForm);
}
i.state.commentForm.content = undefined;
i.setState(i.state);
event.target.reset();
if (i.props.node) {
i.props.onReplyCancel();
}
autosize.update(document.querySelector('textarea'));
}
handleCommentContentChange(i: CommentForm, event: any) {
i.state.commentForm.content = event.target.value;
i.setState(i.state);
}
handleReplyCancel(i: CommentForm) {
i.props.onReplyCancel();
}
userSearch(text: string, cb: any) {
if (text) {
let form: SearchForm = {
q: text,
type_: SearchType[SearchType.Users],
sort: SortType[SortType.TopAll],
page: 1,
limit: fetchLimit,
};
WebSocketService.Instance.search(form);
this.userSub = WebSocketService.Instance.subject
.subscribe(
(msg) => {
let op: UserOperation = msgOp(msg);
if (op == UserOperation.Search) {
let res: SearchResponse = msg;
let users = res.users.map(u => {return {key: u.name}});
cb(users);
this.userSub.unsubscribe();
}
},
(err) => console.error(err),
() => console.log('complete')
);
} else {
cb([]);
}
}
communitySearch(text: string, cb: any) {
if (text) {
let form: SearchForm = {
q: text,
type_: SearchType[SearchType.Communities],
sort: SortType[SortType.TopAll],
page: 1,
limit: fetchLimit,
};
WebSocketService.Instance.search(form);
this.communitySub = WebSocketService.Instance.subject
.subscribe(
(msg) => {
let op: UserOperation = msgOp(msg);
if (op == UserOperation.Search) {
let res: SearchResponse = msg;
let communities = res.communities.map(u => {return {key: u.name}});
cb(communities);
this.communitySub.unsubscribe();
}
},
(err) => console.error(err),
() => console.log('complete')
);
} else {
cb([]);
}
}
}