var dialog_width = 400;
var dialog_height = 300;
var dialog_y  = Math.floor(($(window).height() - dialog_height) / 2);
var video_requesting = false;
var video_dialog_open = false;
var photo_uploading = false;
var photo_dialog_open = false;
function showVideoDialog () {
	if (photo_dialog_open) {
		return false;
	}
	var dialog = $('#dlg_video').dialog({
		modal: true,
		resizable: false,
		draggable: false,
		height: 'auto',
		width: dialog_width,
		open: function() {
			video_dialog_open = true;
		},
		close: function() {
			if (!video_requesting) {
				$('#dlg_video_input').show();
				$('#dlg_video_input_msg').empty();
				$('#dlg_video_requesting').hide();
				$('#dlg_video_confirm').hide();
				$('#dlg_video_confirm_img').empty();
			}
			video_dialog_open = false;
		}
	});
	if (!video_requesting) {
		dialog.dialog('option', 'buttons', {
			'確認': startVideoRequest,
			'キャンセル': function() {
				$(this).dialog('close');
			}
		})
		.dialog('widget').find('.ui-dialog-buttonset button:last').addClass('gig_gray');
	}
	return false;
}
function startVideoRequest () {
	if (video_requesting) {
		return;
	}
	video_requesting = true;
	$('#dlg_video').dialog('option', 'buttons', null);
	$('#dlg_video_input').hide();
	$('#dlg_video_requesting').show();
	var request_url = '/artist/978/request_video';
	var data = {'artist_video[url]':$('#artist_video_url').val(), 'artist_video[site]':'youtube'};
	$.post(request_url, data, onVideoResponse, 'json');
}
function onVideoResponse (res) {
	if (video_dialog_open) {
		$('#dlg_video_requesting').hide();
		var res_error = res.error;
		if (!res_error) {
			$('#dlg_video_confirm_img').empty()
			.append($('<div>'+res.title+'</div>'))
			.append($('<img src="'+res.thumb_url+'" width="'+res.thumb_width+'" height="'+res.thumb_height+'" />'));
			$('#dlg_video_confirm').show();
			$('#dlg_video').dialog('option', 'buttons', {
				'決定': function() {
					$(this).dialog('close');
					$('#form_video_confirm')
					.append($('<input type="hidden" name="site" value="'+res.site+'" />'))
					.append($('<input type="hidden" name="video_id" value="'+res.video_id+'" />'))
					.submit();
				},
				'キャンセル': function() {
					$(this).dialog('close');
				}
			})
			.dialog('widget').find('.ui-dialog-buttonset button:last').addClass('gig_gray');
		} else {
			$('#dlg_video_input_msg').empty()
			.append($('<div style="color:red;">'+res_error+'</div>'));
			$('#dlg_video_input').show();
			$('#dlg_video').dialog('option', 'buttons', {
				'確認': startVideoRequest,
				'キャンセル': function() {
					$(this).dialog('close');
				}
			})
			.dialog('widget').find('.ui-dialog-buttonset button:last').addClass('gig_gray');
		}
	} else {
		$('#dlg_video_input').show();
		$('#dlg_video_requesting').hide();
		$('#dlg_video_confirm').hide();
	}
	video_requesting = false;
}
function showPhotoDialog () {
	if (video_dialog_open) {
		return false;
	}
	var dialog = $('#dlg_photo').dialog({
		modal: true,
		resizable: false,
		draggable: false,
		height: 'auto',
		width: dialog_width,
		open: function() {
			photo_dialog_open = true;
		},
		close: function() {
			if (!photo_uploading) {
				$('#dlg_photo_input').show();
				$('#dlg_photo_input_msg').empty();
				$('#dlg_photo_uploading').hide();
				$('#dlg_photo_confirm').hide();
				$('#dlg_photo_confirm_img').empty();
				$('#artist_photo_image').val('');
			}
			photo_dialog_open = false;
		}
	});
	if (!photo_uploading) {
		dialog.dialog('option', 'buttons', {
			'キャンセル': function() {
				$(this).dialog('close');
			}
		})
		.dialog('widget').find('.ui-dialog-buttonset button:last').addClass('gig_gray');
	}
	return false;
}
function startPhotoRequest () {
	if (photo_uploading) {
		return;
	}
	photo_uploading = true;
	$('#dlg_photo').dialog('option', 'buttons', null);
	$('#dlg_photo_input').hide();
	$('#dlg_photo_uploading').show();
	var upload_url = '/artist/978/upload_photo';
	$(this).upload(upload_url, onPhotoResponse, 'xml');
}
function onPhotoResponse (res) {
	if (photo_dialog_open) {
		$('#dlg_photo_uploading').hide();
		var res_error = $(res).find('error').text();
		if (!res_error) {
			var res_url = $(res).find('url').text();
			var res_key = $(res).find('key').text();
			$('#dlg_photo_confirm_img').empty()
			.append($('<img src="'+res_url+'" width="150" height="100" />'));
			$('#dlg_photo_confirm').show();
			$('#dlg_photo').dialog('option', 'buttons', {
				'決定': function() {
					$(this).dialog('close');
					$('#form_photo_confirm')
					.append($('<input type="hidden" name="key" value="'+res_key+'" />'))
					.submit();
				},
				'キャンセル': function() {
					$(this).dialog('close');
				}
			})
			.dialog('widget').find('.ui-dialog-buttonset button:last').addClass('gig_gray');
		} else {
			$('#dlg_photo_input_msg').empty();
			$('<div style="color:red;"></div>').appendTo('#dlg_photo_input_msg').upload_error_text(res_error);
			$('#dlg_photo_input').show();
			$('#dlg_photo').dialog('option', 'buttons', {
				'キャンセル': function() {
					$(this).dialog('close');
				}
			})
			.dialog('widget').find('.ui-dialog-buttonset button:last').addClass('gig_gray');
		}
	} else {
		$('#dlg_photo_input').show();
		$('#dlg_photo_uploading').hide();
		$('#dlg_photo_confirm').hide();
		$('#artist_photo_image').val('');
	}
	photo_uploading = false;
}
$(function() {
	$('#btn_video').on('click', showVideoDialog);
	$('#form_video_input').on('submit', startVideoRequest);
	$('#btn_photo').on('click', showPhotoDialog);
	$('#artist_photo_image').on('change', startPhotoRequest);
	$("a[rel^='prettyPhoto']").pretty_photo();
});