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isp refactoring #14

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89 changes: 51 additions & 38 deletions tasks/isp/refactoring/button.js
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Original file line number Diff line number Diff line change
Expand Up @@ -2,69 +2,82 @@ function notImplemented() {
throw new Error('Method is not implemented');
}

function AbstractButton(label) {
this.label = label;
this.$el = this.render();
this.bind();
}
AbstractButton.prototype = {
getLabel: function() {
return this.label;
},
getIcon: function () {
var IView = {
bind: function () {
notImplemented();
},
getUrl: function () {
render: function () {
notImplemented();
},
onClick: function (e) {
getElement: function () {
notImplemented();
},
render: function () {
var icon = this.getIcon();
var url = this.getUrl();
var label = this.getLabel();
var $el = $('<button></button>');

if (icon) {
$el.append($('<img/>').attr('src', icon));
}
}
};
var IButton = Object.extend(IView, {
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@azproduction azproduction Apr 24, 2014

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JFYI он называется Object.assign

onClick: function () {
notImplemented();
}
});

if (label) {
$el.append(label);
}
function AbstractButton() {
this.$el = this.render();

if (url) {
$el.wrap('<a href="' + url + '"></a>');
}
this.bind();
}

return $el;
},
AbstractButton.prototype = Object.extend(IButton, {
bind: function () {
this.$el.click(this.onClick);
this.$el.on('click', this.onClick);
},
getElement: function () {
return this.$el;
}
};
});

function IconButton(icon) {
AbstractButton.call(this, void 0);
this.icon = icon;

AbstractButton.apply(this);
}
IconButton.prototype = Object.extend(Object.create(AbstractButton.prototype), {
getIcon: function () {
return this.icon;
},
getUrl: function () {},
onClick: function (e) {}
render: function () {
var icon = this.getIcon();
var $el = $('<button></button>');

$el.append($('<img/>').attr('src', icon));

return $el;
},
onClick: function (e) {
this.$el.css('opacity', '0.5');
}
});

function AnchorButton(label, url) {
AbstractButton.call(this, label);
this.label = label;
this.url = url;

AbstractButton.apply(this);
}
AnchorButton.prototype = Object.extend(Object.create(AbstractButton.prototype), {
getIcon: function () {},
getUrl: function () {
return this.url;
},
onClick: function (e) {}
getLabel: function () {
return this.label;
},
render: function () {
var url = this.getUrl();
var label = this.getLabel();

var $el = $('<a href="' + url + '">' + label + '</a>');

return $el;
},
onClick: function (e) {
this.$el.css('color', 'red');
}
});