//絵文字ピッカー
//最初に読み込む
$("#emoji-before").addClass("disabled");
$("#emoji-next").addClass("disabled");

//絵文字ボタンのトグル
function emojiToggle(reaction) {
	var acct_id = $("#post-acct-sel").val();
	var selin = $("#textarea").prop('selectionStart');
	if (!selin) {
		selin = 0;
	}
	if ($("#emoji").hasClass("hide")) {
		$("#emoji").removeClass("hide")
		$("#right-side").show()
		$("#right-side").css("width", "300px")
		$("#left-side").css("width", "calc(100% - 300px)")
		var width = localStorage.getItem("postbox-width");
		if (width) {
			width = width.replace("px", "") * 1 + 300
		} else {
			width = 600
		}
		$("#post-box").css("width", width + "px")
		$("#suggest").html("");
		if (!localStorage.getItem("emojis_" + acct_id)) {
			var html =
				'<button class="btn waves-effect green" style="width:100%; padding:0; margin-top:0;" onclick="emojiGet(\'true\');">' + lang.lang_emoji_get + '</button>';
			$("#emoji-list").html(html);
		} else {
			emojiList('home', reaction);
		}
	} else {
		$("#poll").addClass("hide")
		$("#right-side").hide()
		$("#right-side").css("width", "300px")
		$("#emoji").addClass("hide")
		$("#suggest").html("");
		$("#left-side").css("width", "100%")
		var width = localStorage.getItem("postbox-width");
		if (width) {
			width = width.replace("px", "") * 1
		} else {
			width = 300
		}
		$("#post-box").css("width", width + "px")
	}


}

//絵文字リスト挿入
function emojiGet(parse, started) {
	$('#emoji-list').text('Loading...');
	var acct_id = $("#post-acct-sel").val();
	var domain = localStorage.getItem("domain_" + acct_id);
	if (localStorage.getItem("mode_" + domain) != "misskey") {
		var start = "https://" + domain + "/api/v1/custom_emojis";
		fetch(start, {
			method: 'GET',
			headers: {
				'content-type': 'application/json'
			},
		}).then(function (response) {
			if (!response.ok) {
			response.text().then(function(text) {
				setLog(response.url, response.status, text);
			});
		}
		return response.json();
		}).catch(function (error) {
			todo(error);
			console.error(error);
		}).then(function (json) {
			if (parse == "true") {
				$('#emoji-list').text('Parsing...');
				var md = {
					"categorized": {},
					"uncategorized": []
				};
				var if_categorized = false
				Object.keys(json).forEach(function (key) {
					var emoji = json[key];
					if (emoji.visible_in_picker) {
						var listed = true
					} else {
						var listed = false
					}
					if (emoji.category) {
						var cat = emoji.category
						if (!md["categorized"][cat]) {
							md["categorized"][cat] = []
						}
						md["categorized"][cat].push({
							"shortcode": emoji.shortcode,
							"url": emoji.url,
							"listed": listed
						})
						if_categorized = true
					} else {
						md["uncategorized"].push({
							"shortcode": emoji.shortcode,
							"url": emoji.url,
							"listed": listed
						})
					}
				});
				console.log(md)
				//絵文字をマストドン公式と同順にソート
				md["uncategorized"].sort(function (a, b) {
					if (a.shortcode < b.shortcode) return -1;
					if (a.shortcode > b.shortcode) return 1;
					return 0;
				});
				Object.keys(md["categorized"]).forEach(function (key) {
					md["categorized"][key].sort(function (a, b) {
						if (a.shortcode < b.shortcode) return -1;
						if (a.shortcode > b.shortcode) return 1;
						return 0;
					});
				});
				
				md["if_categorized"] = if_categorized
				localStorage.setItem("emojis_" + acct_id, JSON.stringify(md));
			} else {
				localStorage.setItem("emojis_" + acct_id, JSON.stringify(md));
			}
			localStorage.setItem("emojiseek", 0);
			if (!started) {
				emojiList('home')
			}
		});
	} else {
		var start = "https://" + domain + "/api/meta";
		fetch(start, {
			method: 'POST',
			headers: {
				'content-type': 'application/json'
			},
		}).then(function (response) {
			if (!response.ok) {
			response.text().then(function(text) {
				setLog(response.url, response.status, text);
			});
		}
		return response.json();
		}).catch(function (error) {
			todo(error);
			console.error(error);
		}).then(function (json) {
			if (json.enableEmojiReaction) {
				localStorage.setItem("emojiReaction_" + acct_id, "true");
			} else {
				localStorage.setItem("emojiReaction_" + acct_id, "disabled");
			}
			var emojis = json.emojis;
			var md = {"uncategorized": []}
			Object.keys(emojis).forEach(function (key) {
				var emoji = emojis[key];
				md["uncategorized"].push({
					"shortcode": emoji.name,
					"url": emoji.url,
					"listed": true
				})
			});
			md["if_categorized"] = false
			if (parse == "true") {
				$('#emoji-list').text('Parsing...');
				//絵文字をマストドン公式と同順にソート
				md["uncategorized"].sort(function (a, b) {
					if (a.shortcode < b.shortcode) return -1;
					if (a.shortcode > b.shortcode) return 1;
					return 0;
				});
				localStorage.setItem("emojis_" + acct_id, JSON.stringify(md));
			} else {
				localStorage.setItem("emojis_" + acct_id, JSON.stringify(md));
			}
			localStorage.setItem("emojiseek", 0);
			if (!started) {
				emojiList('home')
			}
		});
	}
}

//リストの描画
function emojiList(target, reaction) {
	$("#now-emoji").text(lang.lang_emoji_custom);
	var acct_id = $("#post-acct-sel").val();
	if (reaction && localStorage.getItem("emojiReaction_" + acct_id) != "true") {
		console.error("Disabled")
		clear()
		hide();
		return false;
	}
	var start = localStorage.getItem("emojiseek");
	if (target == "next") {
		var start = start * 1 + 127;
		localStorage.setItem("emojiseek", start);
	} else if (target == "before") {
		var start = start - 127;
		localStorage.setItem("emojiseek", start);
	} else {
		var start = 0;
		localStorage.getItem("emojiseek", 0)
	}
	var html = '';
	var raw = JSON.parse(localStorage.getItem("emojis_" + acct_id));
	console.log(raw)
	if (raw.if_categorized) {
		var obj = [{
			"divider": true,
			"cat": lang.lang_emoji_uncat
		}]
		var cats = raw["uncategorized"]
		obj = obj.concat(cats);
		Object.keys(raw["categorized"]).forEach(function (key) {
			var cats = raw["categorized"][key];
			obj = obj.concat([{
				"divider": true,
				"cat": key
			}]);
			obj = obj.concat(cats);
		});
	} else {
		var obj = raw["uncategorized"]
	}
	console.log(obj)

	var num = obj.length;
	if (num < start) {
		var start = 0;
		localStorage.setItem("emojiseek", start);
	}
	var page = Math.ceil(num / 126);
	$("#emoji-sum").text(page);
	var ct = Math.ceil(start / 126);
	if (ct === 0) {
		if(num > 0){
			var ct = 1;
		}
		$("#emoji-before").addClass("disabled");
	} else {
		$("#emoji-before").removeClass("disabled");
	}
	if (page != 1) {
		$("#emoji-next").removeClass("disabled");
	} else {
		$("#emoji-next").addClass("disabled");
	}
	$("#emoji-count").text(ct);
	for (i = start; i < start + 126; i++) {
		var emoji = obj[i];
		if (emoji) {
			if (reaction) {
				html = html + '<a onclick="emojiReaction(\':' + emoji.shortcode +
					':\')" class="pointer"><img src="' + emoji.url + '" width="20" title="' + emoji.shortcode + '"></a>';
			} else {
				if(emoji.divider){
					html = html + '<p style="margin-bottom:0">'+ emoji.cat +'</p>'
				}else{
					if (emoji.listed) {
						html = html + '<a onclick="emojiInsert(\':' + emoji.shortcode +
							':\')" class="pointer"><img src="' + emoji.url + '" width="20" title="' + emoji.shortcode + '"></a>';
					}
				}
				
			}
		}
	}
	$("#emoji-list").html(html);
}

//絵文字など様々なものをテキストボックスに挿入
function emojiInsert(code, del) {
	var now = $("#textarea").val();
	var selin = $("#textarea").prop('selectionStart');
	if (localStorage.getItem("emoji-zero-width") == "yes") {
		var blank = "​";
	} else {
		var blank = " ";
	}
	var before = now.substr(0, selin);
	if (before.slice(-1) != " ") {
		before = before + blank
	}
	var after = now.substr(selin, now.length);
	if (after.slice(-1) != " ") {
		after = blank + after
	}
	newt = before + code + after;
	if (!del) {
		$("#textarea").val(newt);
		//emoji();
	} else {
		var regExp = new RegExp(del.replace(/[.*+?^=!:${}()|[\]\/\\]/g, "\\$&"), "g");
		var now = now.replace(regExp, "");
		$("#textarea").val(now + blank + code);
	}

	$("#textarea").focus();
}
//改行挿入
function brInsert(code) {
	if (!$('#post-box').hasClass("appear")) {
		localStorage.setItem("nohide", true);
		show();
	}
	var now = $("#textarea").val();
	$("#textarea").val(now + code);
	$("#textarea").focus();
}