// ====================================
// Markdown Editor
// ====================================

if($('#mk-editor').length === 1) {

	let mdeModalOpenState = false;
	let mdeCurrentEditor = null;

	Vue.filter('filesize', (v) => {
		return _.toUpper(filesize(v));
	});

	//=include editor-image.js
	//=include editor-file.js
	//=include editor-codeblock.js

	var mde = new SimpleMDE({
		autofocus: true,
		autoDownloadFontAwesome: false,
		element: $("#mk-editor").get(0),
		placeholder: 'Enter Markdown formatted content here...',
		spellChecker: false,
		status: false,
		toolbar: [{
				name: "bold",
				action: SimpleMDE.toggleBold,
				className: "icon-bold",
				title: "Bold",
			},
			{
				name: "italic",
				action: SimpleMDE.toggleItalic,
				className: "icon-italic",
				title: "Italic",
			},
			{
				name: "strikethrough",
				action: SimpleMDE.toggleStrikethrough,
				className: "icon-strikethrough",
				title: "Strikethrough",
			},
			'|',
			{
				name: "heading-1",
				action: SimpleMDE.toggleHeading1,
				className: "icon-header fa-header-x fa-header-1",
				title: "Big Heading",
			},
			{
				name: "heading-2",
				action: SimpleMDE.toggleHeading2,
				className: "icon-header fa-header-x fa-header-2",
				title: "Medium Heading",
			},
			{
				name: "heading-3",
				action: SimpleMDE.toggleHeading3,
				className: "icon-header fa-header-x fa-header-3",
				title: "Small Heading",
			},
			{
				name: "quote",
				action: SimpleMDE.toggleBlockquote,
				className: "icon-quote-left",
				title: "Quote",
			},
			'|',
			{
				name: "unordered-list",
				action: SimpleMDE.toggleUnorderedList,
				className: "icon-list-ul",
				title: "Bullet List",
			},
			{
				name: "ordered-list",
				action: SimpleMDE.toggleOrderedList,
				className: "icon-list-ol",
				title: "Numbered List",
			},
			'|',
			{
				name: "link",
				action: (editor) => {
					/*if(!mdeModalOpenState) {
						mdeModalOpenState = true;
						$('#modal-editor-link').slideToggle();
					}*/
				},
				className: "icon-link2",
				title: "Insert Link",
			},
			{
				name: "image",
				action: (editor) => {
					if(!mdeModalOpenState) {
						vueImage.open();
					}
				},
				className: "icon-image3",
				title: "Insert Image",
			},
			{
				name: "file",
				action: (editor) => {
					if(!mdeModalOpenState) {
						vueFile.open();
					}
				},
				className: "icon-file-text-o",
				title: "Insert File",
			},
			{
				name: "video",
				action: (editor) => {
					/*if(!mdeModalOpenState) {
						vueFile.open();
					}*/
				},
				className: "icon-video-camera2",
				title: "Insert Video Player",
			},
			'|',
			{
				name: "inline-code",
				action: (editor) => {

					if(!editor.codemirror.doc.somethingSelected()) {
						return alerts.pushError('Invalid selection','You must select at least 1 character first.');
					}
					let curSel = editor.codemirror.doc.getSelections();
					curSel = _.map(curSel, (s) => {
						return '`' + s + '`';
					});
					editor.codemirror.doc.replaceSelections(curSel);

				},
				className: "icon-terminal",
				title: "Inline Code",
			},
			{
				name: "code-block",
				action: (editor) => {
					if(!mdeModalOpenState) {
						mdeModalOpenState = true;

						if(mde.codemirror.doc.somethingSelected()) {
							vueCodeBlock.initContent = mde.codemirror.doc.getSelection();
						}

						vueCodeBlock.open();

					}
				},
				className: "icon-code",
				title: "Code Block",
			},
			'|',
			{
				name: "table",
				action: (editor) => {
					//todo
				},
				className: "icon-table",
				title: "Insert Table",
			},
			{
				name: "horizontal-rule",
				action: SimpleMDE.drawHorizontalRule,
				className: "icon-minus2",
				title: "Horizontal Rule",
			}
		],
		shortcuts: {
			"toggleBlockquote": null,
			"toggleFullScreen": null
		}
	});

	//-> Save

	$('.btn-edit-save, .btn-create-save').on('click', (ev) => {
		saveCurrentDocument(ev);
	});

	$(window).bind('keydown', (ev) => {
		if (ev.ctrlKey || ev.metaKey) {
			switch (String.fromCharCode(ev.which).toLowerCase()) {
			case 's':
				ev.preventDefault();
				saveCurrentDocument(ev);
				break;
			}
		}
	});

	let saveCurrentDocument = (ev) => {
		$.ajax(window.location.href, {
			data: {
				markdown: mde.value()
			},
			dataType: 'json',
			method: 'PUT'
		}).then((rData, rStatus, rXHR) => {
			if(rData.ok) {
				window.location.assign('/' + pageEntryPath);
			} else {
				alerts.pushError('Something went wrong', rData.error);
			}
		}, (rXHR, rStatus, err) => {
			alerts.pushError('Something went wrong', 'Save operation failed.');
		});
	}

}