# Class: AuWidgetPreflight

A widget that is used to verify that pre-designed user files are compatible with your printing equipment.

For details, you can refer to the [Preflight widget](https://customerscanvas.com/dev/editors/ui-framework/widgets/preflight.html) topic.
```
{
  "widgets": [{
    "name": "preflight",
    "type": "preflight",
    "params": {
      "config": {
        "backendUrl": "http://preflight.example.com",
        "product": {
          "dpi": 300,
          "size": {
            "width": 595,
            "height": 842
          },
          "bleed": 20,
          "safetyLines": [{
            "color": "#00ff00",
            "altColor": "#00ff00",
            "margin": 40
          }]
        },
        "rules": [
          {
            "type": "colorspace",
            "severity": "error",
            "enableFix": true,
            "params": {
              "allowedColorSpaces": [ "cmyk" ]
            }
          }
        ],
        ...
     }
  }]
}
```
You can find the detailed description of the preflight configuration in the [`config` reference](https://customerscanvas.com/dev/preflight/reference/config.html).

## Hierarchy

  ↳ [AuBaseWidget](aubasewidget.md)

  ↳ **AuWidgetPreflight**

## Implements

* [IWidget](../interfaces/iwidget.md)
* [IRestorableWidget](../interfaces/irestorablewidget.md)

## Index

### Properties

* [failedChecks](auwidgetpreflight.md#failedchecks)
* [hasEmptyPages](auwidgetpreflight.md#hasemptypages)
* [hasFiles](auwidgetpreflight.md#hasfiles)
* [hires](auwidgetpreflight.md#hires)
* [origins](auwidgetpreflight.md#origins)
* [page](auwidgetpreflight.md#page)
* [params](auwidgetpreflight.md#params)
* [preview](auwidgetpreflight.md#preview)
* [previews](auwidgetpreflight.md#previews)
* [stateId](auwidgetpreflight.md#stateid)

### Accessors

* [pages](auwidgetpreflight.md#pages)

### Methods

* [checkInitDependenciesWidgets](auwidgetpreflight.md#checkinitdependencieswidgets)
* [exportWidgetData](auwidgetpreflight.md#exportwidgetdata)
* [getResults](auwidgetpreflight.md#getresults)
* [languageObserver](auwidgetpreflight.md#languageobserver)
* [resetPreloaderState](auwidgetpreflight.md#resetpreloaderstate)
* [restoreWidgetFromData](auwidgetpreflight.md#restorewidgetfromdata)
* [setFiles](auwidgetpreflight.md#setfiles)
* [setStep](auwidgetpreflight.md#setstep)
* [showPreloader](auwidgetpreflight.md#showpreloader)
* [showToast](auwidgetpreflight.md#showtoast)

## Properties

###  failedChecks

• **failedChecks**: *[FailedChecksModel](failedchecksmodel.md)* =  new FailedChecksModel([], [])

An object containing two arrays, **errors** and **warnings**, with failed validation rules.

___

###  hasEmptyPages

• **hasEmptyPages**: *boolean* = false

If `true`, user upload file for every page.

___

###  hasFiles

• **hasFiles**: *boolean* = false

If `true`, user upload at least one file.

___

###  hires

• **hires**: *string[]* =  []

A string array of URLs that link to the print-ready file in PDF format.

___

###  origins

• **origins**: *[OriginModel](originmodel.md)[]* =  []

An array of links to origin images of product pages.

___

###  page

• **page**: *[PreflightToolStep](../README.md#preflighttoolstep)* =  "" as PreflightToolStep

The current preflight page - either **uploader** or **editor**.

___

###  params

• **params**: *any*

*Implementation of [IWidget](../interfaces/iwidget.md).[params](../interfaces/iwidget.md#optional-params)*

*Inherited from [AuBaseWidget](aubasewidget.md).[params](aubasewidget.md#params)*

Compiled widget configuration.

___

###  preview

• **preview**: *string[]* =  []

A string array of URLs that link to proof images.

___

###  previews

• **previews**: *[PreviewModel](previewmodel.md)[]* =  []

___

###  stateId

• **stateId**: *string* = ""

The identifier of the last saved state file.

## Accessors

###  pages

• **get pages**(): *number*

Gets the number of pages.

**Returns:** *number*

## Methods

###  checkInitDependenciesWidgets

▸ **checkInitDependenciesWidgets**(): *string[]*

*Inherited from [AuBaseWidget](aubasewidget.md).[checkInitDependenciesWidgets](aubasewidget.md#checkinitdependencieswidgets)*

Returns an array of widget names, due to which the current widget cannot receive parameters.

**Returns:** *string[]*

___

###  exportWidgetData

▸ **exportWidgetData**(`force`: boolean): *Promise‹PreflightExportData›*

*Implementation of [IRestorableWidget](../interfaces/irestorablewidget.md)*

**Parameters:**

Name | Type |
------ | ------ |
`force` | boolean |

**Returns:** *Promise‹PreflightExportData›*

___

###  getResults

▸ **getResults**(): *Promise‹[FinishModel](finishmodel.md)›*

Gets links to print-ready and preview images and origin files.

**Returns:** *Promise‹[FinishModel](finishmodel.md)›*

___

###  languageObserver

▸ **languageObserver**(`lang`: string): *void*

**Parameters:**

Name | Type |
------ | ------ |
`lang` | string |

**Returns:** *void*

___

###  resetPreloaderState

▸ **resetPreloaderState**(): *void*

*Inherited from [AuBaseWidget](aubasewidget.md).[resetPreloaderState](aubasewidget.md#resetpreloaderstate)*

**Returns:** *void*

___

###  restoreWidgetFromData

▸ **restoreWidgetFromData**(`data`: PreflightExportData, `force`: boolean): *Promise‹void›*

**Parameters:**

Name | Type |
------ | ------ |
`data` | PreflightExportData |
`force` | boolean |

**Returns:** *Promise‹void›*

___

###  setFiles

▸ **setFiles**(`fileUrls`: string[]): *Promise‹void›*

Inserts files into the current product starting from the first page.

**Parameters:**

Name | Type | Description |
------ | ------ | ------ |
`fileUrls` | string[] | An array of links to the files.  |

**Returns:** *Promise‹void›*

___

###  setStep

▸ **setStep**(`step`: [PreflightToolStep](../README.md#preflighttoolstep)): *Promise‹void›*

Sets the current preflight page.

**Parameters:**

Name | Type | Description |
------ | ------ | ------ |
`step` | [PreflightToolStep](../README.md#preflighttoolstep) | You can enable either `uploader` or `editor`.  |

**Returns:** *Promise‹void›*

___

###  showPreloader

▸ **showPreloader**(`isPreload`: boolean, `message`: string | string[], `timeout`: number): *void*

*Inherited from [AuBaseWidget](aubasewidget.md).[showPreloader](aubasewidget.md#showpreloader)*

Shows a preloader.

```
"onClick": [
  "{{#function main.showPreloader(true, 'Creating print files...')}}",
  "{{#function $['editor'].getHiResImages(800,800)}}",
  "{{#function main.showPreloader(false)}}"
]
```

**Parameters:**

Name | Type | Default | Description |
------ | ------ | ------ | ------ |
`isPreload` | boolean | - | If `true`, enables the preloader. |
`message` | string | string[] |  [""] | A text message that appears next to the preloader.  |
`timeout` | number | 5 | - |

**Returns:** *void*

___

###  showToast

▸ **showToast**(`data?`: string, `duration?`: number): *void*

*Inherited from [AuBaseWidget](aubasewidget.md).[showToast](aubasewidget.md#showtoast)*

Shows a toast.

```
return editor.loadUserInfo(data)
    .catch(err => {
        this.widget.showToast("Error: Invalid data");
        console.log(err);
    });
```

**Parameters:**

Name | Type | Description |
------ | ------ | ------ |
`data?` | string | A string message to display in the toast. |
`duration?` | number | Defines how long to show the toast for.  |

**Returns:** *void*