| Conditions | 19 | 
| Total Lines | 170 | 
| Code Lines | 99 | 
| Lines | 0 | 
| Ratio | 0 % | 
| Changes | 0 | ||
Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
Complex classes like alert.ts ➔ createAlert often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
| 1 | /// <reference path="alert.d.ts" />  | 
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| 2 | |||
| 3 | /**  | 
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| 4 | * Bootstrap Alert Generator  | 
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| 5 | * @example createAlert(  | 
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| 6 | "[title] Opps!",  | 
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| 7 | "[description] Something went wrong",  | 
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| 8 | "[details] Here is a bunch of text about some stuff that happened.",  | 
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| 9 | "[mode|bg-color] danger",  | 
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| 10 | true, false,  | 
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| 11 |   { position: "fixed", bottom: "15px", right: "15px" }); | 
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| 12 | */  | 
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| 13 | function createAlert(  | 
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| 14 | /**  | 
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| 15 | * Title alert  | 
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| 16 | */  | 
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| 17 | title: string,  | 
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| 18 | /**  | 
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| 19 | * Summary description  | 
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| 20 | */  | 
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| 21 | summary: string,  | 
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| 22 | /**  | 
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| 23 | * Another description  | 
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| 24 | */  | 
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| 25 | details: string,  | 
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| 26 | /**  | 
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| 27 | * basic class bootstrap or you can insert color name  | 
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| 28 | */  | 
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| 29 | severity: "success" | "error" | "warning" | "info" | "danger",  | 
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| 30 | /**  | 
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| 31 | * can be closed ?  | 
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| 32 | */  | 
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| 33 | dismissible: boolean,  | 
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| 34 | /**  | 
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| 35 | * auto closed ?  | 
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| 36 | */  | 
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| 37 | autoDismiss: boolean,  | 
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| 38 | /**  | 
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| 39 | * Fill `CSSProperties` object or insert CSS object string  | 
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| 40 |    * @example {position: 'fixed', top: '5px', right: '5px'} | 
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| 41 | * @example 'position:fixed;top:10px;left:10px;'  | 
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| 42 | */  | 
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| 43 | options: React.CSSProperties | string  | 
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| 44 | ) { | 
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| 45 |   if (severity == "error") { | 
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| 46 | severity = "danger";  | 
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| 47 | }  | 
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| 48 | |||
| 49 |   if (!$("style#alertcss")) { | 
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| 50 | createStyle(  | 
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| 51 |       `#pageMessages { | 
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| 52 | position: fixed;  | 
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| 53 | bottom: 15px;  | 
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| 54 | right: 15px;  | 
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| 55 | width: 30%;  | 
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| 56 | }  | 
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| 57 | |||
| 58 |     #pageMessages .alert { | 
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| 59 | position: relative;  | 
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| 60 | }  | 
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| 61 | |||
| 62 |     #pageMessages .alert .close { | 
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| 63 | position: absolute;  | 
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| 64 | top: 5px;  | 
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| 65 | right: 5px;  | 
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| 66 | font-size: 1em;  | 
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| 67 | }  | 
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| 68 | |||
| 69 |     #pageMessages .alert .fa { | 
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| 70 | margin-right:.3em;  | 
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| 71 | }`,  | 
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| 72 |       { id: "alertcss" } | 
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| 73 | );  | 
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| 74 | }  | 
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| 75 | |||
| 76 |   if (!$("#pageMessages").length) { | 
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| 77 | var style: string = "";  | 
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| 78 |     if (typeof options == "string") { | 
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| 79 | style = options;  | 
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| 80 |     } else if (typeof options == "object") { | 
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| 81 |       if (options.length) { | 
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| 82 |         for (const key in options) { | 
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| 83 |           if (options.hasOwnProperty(key)) { | 
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| 84 | var value = options[key];  | 
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| 85 |             if (value && value.length) { | 
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| 86 |               style += `${key}: ${value};`; | 
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| 87 | }  | 
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| 88 | }  | 
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| 89 | }  | 
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| 90 |       } else { | 
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| 91 | style = "position: fixed;bottom: 15px;right: 15px;width: 30%;";  | 
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| 92 | }  | 
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| 93 | }  | 
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| 94 |     $("body").append('<div id="pageMessages" style="' + style + '"></div>'); | 
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| 95 | }  | 
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| 96 | |||
| 97 |   var iconMap = { | 
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| 98 | info: "fa fa-info-circle",  | 
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| 99 | success: "fa fa-thumbs-up",  | 
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| 100 | warning: "fa fa-exclamation-triangle",  | 
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| 101 | danger: "fa ffa fa-exclamation-circle",  | 
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| 102 | };  | 
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| 103 | |||
| 104 | var iconAdded = false;  | 
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| 105 | |||
| 106 | var alertClasses = ["alert", "animated", "flipInX"];  | 
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| 107 |   alertClasses.push("alert-" + severity.toLowerCase()); | 
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| 108 | |||
| 109 |   if (dismissible) { | 
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| 110 |     alertClasses.push("alert-dismissible"); | 
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| 111 | }  | 
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| 112 | |||
| 113 |   var msgIcon = $("<i />", { | 
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| 114 | class: iconMap[severity], // you need to quote "class" since it's a reserved keyword  | 
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| 115 | });  | 
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| 116 | |||
| 117 |   var msg = $("<div />", { | 
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| 118 |     class: alertClasses.join(" "), // you need to quote "class" since it's a reserved keyword | 
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| 119 | });  | 
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| 120 | |||
| 121 |   if (title) { | 
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| 122 |     var msgTitle = $("<h4 />", { | 
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| 123 | html: title,  | 
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| 124 | }).appendTo(msg);  | 
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| 125 | |||
| 126 |     if (!iconAdded) { | 
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| 127 | msgTitle.prepend(msgIcon);  | 
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| 128 | iconAdded = true;  | 
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| 129 | }  | 
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| 130 | }  | 
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| 131 | |||
| 132 |   if (summary) { | 
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| 133 |     var msgSummary = $("<strong />", { | 
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| 134 | html: summary,  | 
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| 135 | }).appendTo(msg);  | 
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| 136 | |||
| 137 |     if (!iconAdded) { | 
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| 138 | msgSummary.prepend(msgIcon);  | 
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| 139 | iconAdded = true;  | 
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| 140 | }  | 
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| 141 | }  | 
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| 142 | |||
| 143 |   if (details) { | 
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| 144 |     var msgDetails = $("<p />", { | 
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| 145 | html: details,  | 
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| 146 | }).appendTo(msg);  | 
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| 147 | |||
| 148 |     if (!iconAdded) { | 
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| 149 | msgDetails.prepend(msgIcon);  | 
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| 150 | iconAdded = true;  | 
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| 151 | }  | 
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| 152 | }  | 
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| 153 | |||
| 154 |   if (dismissible) { | 
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| 155 |     var msgClose = $("<span />", { | 
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| 156 | class: "close", // you need to quote "class" since it's a reserved keyword  | 
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| 157 | "data-dismiss": "alert",  | 
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| 158 | html: "<i class='fa fa-times-circle'></i>",  | 
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| 159 | }).appendTo(msg);  | 
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| 160 | }  | 
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| 161 | |||
| 162 |   $("#pageMessages").prepend(msg); | 
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| 163 | |||
| 164 |   if (autoDismiss) { | 
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| 165 |     setTimeout(function () { | 
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| 166 |       msg.addClass("flipOutX"); | 
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| 167 |       setTimeout(function () { | 
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| 168 | msg.remove();  | 
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| 169 | }, 1000);  | 
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| 170 | }, 5000);  | 
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| 171 | }  | 
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| 202 |