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WikiLambda Vue component for the AboutEditMetadata Dialog.
@copyright 2020– Abstract Wikipedia team; see AUTHORS.txt
@license MIT
-->
<template>
<div>
<cdx-dialog
:open="open"
class="ext-wikilambda-about-edit-metadata"
:title="$i18n( 'wikilambda-about-widget-edit-metadata-accessible-title' ).text()"
:primary-action="primaryAction"
:default-action="defaultAction"
data-testid="edit-label-dialog"
@default="closeDialog"
@primary="saveChanges"
@update:open="closeDialog"
>
<!-- Dialog Header -->
<template #header>
<div class="cdx-dialog__header--default">
<div class="cdx-dialog__header__title-group">
<h2 class="cdx-dialog__header__title">
{{ $i18n( 'wikilambda-about-widget-edit-metadata-title' ).text() }}
</h2>
</div>
<cdx-button
weight="quiet"
class="cdx-dialog__header__close-button"
@click="closeDialog"
>
<cdx-icon :icon="iconClose"></cdx-icon>
</cdx-button>
</div>
<!-- Language Selector block -->
<div class="ext-wikilambda-about-edit-metadata-language">
<div class="ext-wikilambda-about-edit-metadata-title">
{{ languageLabel }}
</div>
<div class="ext-wikilambda-about-edit-metadata-field">
<wl-z-object-selector
:edit="true"
:disabled="freezeLanguage"
:selected-zid="forLanguage"
:type="languageType"
@input="selectLanguage"
></wl-z-object-selector>
</div>
</div>
</template>
<!-- Dialog Body -->
<div class="ext-wikilambda-about-edit-metadata-fields">
<cdx-field
class="ext-wikilambda-about-edit-metadata-name
ext-wikilambda-about-edit-metadata-field"
:optional-flag="optionalText"
>
<cdx-text-input
v-model="name"
:disabled="!canEdit"
:placeholder="namePlaceholder"
data-testid="text-input"
></cdx-text-input>
<template #label>
{{ nameLabel }}
</template>
<template #help-text>
{{ labelCharsLeft }}
</template>
</cdx-field>
<!-- Description field -->
<cdx-field
:optional-flag="optionalText"
class="ext-wikilambda-about-edit-metadata-field
ext-wikilambda-about-edit-metadata-description"
>
<cdx-text-area
v-model="description"
:disabled="!canEdit"
:placeholder="descriptionPlaceholder"
data-testid="text-area"
></cdx-text-area>
<template #label>
{{ descriptionLabel }}
</template>
<template #help-text>
{{ descriptionCharsLeft }}
</template>
</cdx-field>
<!-- Aliases field -->
<div class="ext-wikilambda-about-edit-metadata-alias">
<div class="ext-wikilambda-about-edit-metadata-title">
{{ aliasesLabel }}
<span>{{ $i18n( 'parentheses', [ $i18n( 'wikilambda-optional' ).text() ] ).text() }}</span>
</div>
<div class="ext-wikilambda-about-edit-metadata-field">
<wl-chip-container
:chips="aliases"
:disabled="!canEdit"
:input-placeholder="aliasesPlaceholder"
@add-chip="addAlias"
@remove-chip="removeAlias"
></wl-chip-container>
<span class="ext-wikilambda-about-edit-metadata-field-caption">
{{ $i18n( 'wikilambda-about-widget-aliases-caption' ).text() }}
</span>
</div>
</div>
<!-- Function input fields -->
<template v-if="isFunction">
<cdx-field
v-for="( input, index ) in inputs"
:key="'input-' + index"
:optional-flag="optionalText"
class="ext-wikilambda-about-edit-metadata-field
ext-wikilambda-about-edit-metadata-input"
>
<cdx-text-input
v-model="inputs[ index ]"
:disabled="!canEdit"
:placeholder="inputPlaceholder"
data-testid="text-input"
></cdx-text-input>
<template #label>
{{ $i18n( 'wikilambda-about-widget-input-label', index + 1 ).text() }}
</template>
</cdx-field>
</template>
</div>
</cdx-dialog>
</div>
</template>
<script>
const { defineComponent } = require( 'vue' );
const Constants = require( '../../Constants.js' ),
ChipContainer = require( '../base/ChipContainer.vue' ),
ZObjectSelector = require( '../base/ZObjectSelector.vue' ),
CdxButton = require( '@wikimedia/codex' ).CdxButton,
CdxDialog = require( '@wikimedia/codex' ).CdxDialog,
CdxIcon = require( '@wikimedia/codex' ).CdxIcon,
CdxField = require( '@wikimedia/codex' ).CdxField,
CdxTextArea = require( '@wikimedia/codex' ).CdxTextArea,
CdxTextInput = require( '@wikimedia/codex' ).CdxTextInput,
icons = require( '../../../lib/icons.json' ),
mapActions = require( 'vuex' ).mapActions,
mapGetters = require( 'vuex' ).mapGetters;
module.exports = exports = defineComponent( {
name: 'wl-about-edit-metadata-dialog',
components: {
'cdx-button': CdxButton,
'cdx-dialog': CdxDialog,
'cdx-icon': CdxIcon,
'cdx-text-area': CdxTextArea,
'cdx-text-input': CdxTextInput,
'cdx-field': CdxField,
'wl-chip-container': ChipContainer,
'wl-z-object-selector': ZObjectSelector
},
props: {
edit: {
type: Boolean,
required: true
},
canEdit: {
type: Boolean,
required: true
},
forLanguage: {
type: String,
required: true
},
open: {
type: Boolean,
required: true,
default: false
},
isFunction: {
type: Boolean,
required: true
}
},
data: function () {
return {
iconClose: icons.cdxIconClose,
languageType: Constants.Z_NATURAL_LANGUAGE,
maxLabelChars: Constants.LABEL_CHARS_MAX,
maxDescriptionChars: Constants.DESCRIPTION_CHARS_MAX,
name: '',
description: '',
aliases: [],
inputs: [],
fakeAliasId: 0,
initialName: '',
initialDescription: '',
initialAliases: '[]',
initialInputs: '[]'
};
},
computed: Object.assign( mapGetters( [
'getLabel',
'getMetadataLanguages',
'getRowByKeyPath',
'getZArgumentLabelForLanguage',
'getZFunctionInputs',
'getZMonolingualTextValue',
'getZMonolingualStringsetValues',
'getZPersistentAlias',
'getZPersistentDescription',
'getZPersistentName',
'getUserLangZid'
] ), {
/**
* Returns the Name/Label (Z2K3) row for the selected language.
*
* @return {Object|undefined}
*/
currentNameObject: function () {
return this.forLanguage ? this.getZPersistentName( this.forLanguage ) : undefined;
},
/**
* Returns the Description (Z2K5) row for the selected language.
*
* @return {Object|undefined}
*/
currentDescriptionObject: function () {
return this.forLanguage ? this.getZPersistentDescription( this.forLanguage ) : undefined;
},
/**
* Returns the Alias (Z2K4) row for the selected language.
*
* @return {Object|undefined}
*/
currentAliasObject: function () {
return this.forLanguage ? this.getZPersistentAlias( this.forLanguage ) : undefined;
},
/**
* Returns the parent rows for all the function inputs or empty
* array if there are none (or the object is not a function)
*
* @return {Array}
*/
functionInputs: function () {
return this.getZFunctionInputs();
},
/**
* Returns the input label object in the selected language
* for all the function inputs or empty array if there are none
* (or the object is not a function)
*
* @return {Array}
*/
currentInputObjects: function () {
return this.isFunction ?
this.functionInputs.map( ( row ) => {
return this.forLanguage ?
this.getZArgumentLabelForLanguage( row.id, this.forLanguage ) :
undefined;
} ) :
[];
},
/**
* Returns the i18n message for the name field placeholder
*
* @Ireturn {string}
*/
namePlaceholder: function () {
return this.$i18n( 'wikilambda-about-widget-name-placeholder' ).text();
},
/**
* Returns the i18n message for the description field placeholder
*
* @return {string}
*/
descriptionPlaceholder: function () {
return this.$i18n( 'wikilambda-about-widget-description-placeholder' ).text();
},
/**
* Returns the i18n message for the aliases field placeholder
*
* @return {string}
*/
aliasesPlaceholder: function () {
return this.$i18n( 'wikilambda-about-widget-aliases-placeholder' ).text();
},
/**
* Returns the i18n message for an input field placeholder
*
* @Ireturn {string}
*/
inputPlaceholder: function () {
return this.$i18n( 'wikilambda-function-definition-inputs-item-input-placeholder' ).text();
},
/**
* Returns the i18n message for wikilambda-optional text
*
* @return {string}
*/
optionalText: function () {
return this.$i18n( 'parentheses', [ this.$i18n( 'wikilambda-optional' ).text() ] ).text();
},
/**
* Returns the label for the selected language
*
* @return {string}
*/
languageLabel: function () {
return this.getLabel( Constants.Z_MONOLINGUALSTRING_LANGUAGE );
},
/**
* Returns the label for the selected language
*
* @return {string}
*/
selectedLanguageLabel: function () {
return this.getLabel( this.forLanguage );
},
/**
* Returns the label for the name input field (Z2K3)
*
* @return {string}
*/
nameLabel: function () {
return this.getLabel( Constants.Z_PERSISTENTOBJECT_LABEL );
},
/**
* Returns the label for the description input field (Z2K5)
*
* @return {string}
*/
descriptionLabel: function () {
return this.getLabel( Constants.Z_PERSISTENTOBJECT_DESCRIPTION );
},
/**
* Returns the label for the aliases input field (Z2K4)
*
* @return {string}
*/
aliasesLabel: function () {
return this.getLabel( Constants.Z_PERSISTENTOBJECT_ALIASES );
},
/**
* Returns whether any of the fields has suffered any
* change from its initial value
*
* @return {boolean}
*/
hasChanges: function () {
return (
( this.name !== this.initialName ) ||
( this.description !== this.initialDescription ) ||
( JSON.stringify( this.aliases ) !== this.initialAliases ) ||
( JSON.stringify( this.inputs ) !== this.initialInputs )
);
},
/**
* Returns whether the language field should be disabled.
* This happens only when it has a selected language and the
* content of the fields has been edited. This is to prevent
* loss of unsaved edits.
*
* @return {boolean}
*/
freezeLanguage: function () {
return ( this.hasChanges && !!this.forLanguage );
},
/**
* Returns an object of type PrimaryDialogAction that describes
* the action of the primary (save or publish) dialog button.
*
* @return {Object}
*/
primaryAction: function () {
return {
actionType: 'progressive',
label: this.edit ?
this.$i18n( 'wikilambda-about-widget-done-button' ).text() :
this.$i18n( 'wikilambda-about-widget-publish-button' ).text(),
disabled: !this.hasChanges || !this.canEdit || !this.forLanguage
};
},
/**
* Returns an object of type DialogAction that describes
* the action of the secondary (cancel) button.
*
* @return {Object}
*/
defaultAction: function () {
return {
laEbel: this.$i18n( 'wikilambda-cancel' ).text()
};
},
/**
* Returns the number of characters left to reach the
* label field maximum allowed.
*I
* @return {number}
*/
labelCharsLeft: function () {
return this.maxLabelChars - ( this.name && this.name.length || 0 );
},
/**I
* Returns the number of characters left to reach the
* description field maximum allowed.
*
* @return {number}
*/I
descriptionCharsLeft: function () {
return this.maxDescriptionChars - this.description.length;
}
} ),
methods: Object.assign( mapActions( [
'changeType',
'removeItemFromTypedList',
'setValueByRowIdAndPath',
'setDirty'
] ), {
/**
* Persist the changes in the store and finish the dialog
* flow, which differs between view and edit pages:
* * If we are on an edit page, we simply persist the changes
* in the store and close the dialog.
* * If we are on a view page, we persist the changes in
* the store and show the publish dialog to save the changes.
*/
saveChanges: function () {
if ( !this.forLanguage ) {
return;
}I
this.persistState();
if ( !this.edit ) {
this.$emit( 'publish' );
} else {
if ( this.forLanguage === this.getUserLangZid ) {
this.setPageTitle( this.name );
}
this.setDirty( true );
}
this.closeDialog();
},
/**
* If this is the main language represented in the page,
* sets the page title to the new Function Name in regular bold-filled font.
* If the title is set back to an empty string, add the 'untitled' properties back to the class.
*
* @param {string} name
*/
setPageTitle: function ( name ) {
const pageTitleSelector = '#firstHeading .ext-wikilambda-editpage-header-title--function-name';
$( pageTitleSelector ).first().text( name );
if ( name === '' ) {
$( pageTitleSelector ).addClass( 'ext-wikilambda-editpage-header--title-untitled' );
$( pageTitleSelector ).first().text( this.$i18n( 'wikilambda-editor-default-name' ).text() );
} else {
$( pageTitleSelector ).removeClass( 'ext-wikilambda-editpage-header--title-untitled' );
}
},
/**
* Close the dialog and make sure that the selected language
* and unsaved changes are cleared.
*/
closeDialog: function () {
// Emit unselected language to discard unsaved changes
this.$emit( 'change-selected-language', '' );
this.$emit( 'close' );
},
/**
* Adds a new alias to the temporary list of aliases.
*
* @param {string} alias
*/
addAlias: function ( alias ) {
// The alias object needs its prop ID to be unique, that's why
// we are assigning it a temporary fake id that cannot clash
// with the existing alias IDs.
// This is because the chip container and chip component are
// too coupled with the backend store system and removing an
// item expects to be sending up an event with the rowId.
// TODO (T336347): We should probably decouple these components
// from the internal data structure.
this.aliases.push( {
id: this.fakeAliasId,
value: alias
} );
this.fakeAliasId++;
},
/**
* Remove an alias from the temporary list of aliases.
*
* @param {number} aliasId
*/
removeAlias: function ( aliasId ) {
for ( const i in this.aliases ) {
if ( this.aliases[ i ].id === aliasId ) {
this.aliases.splice( i, 1 );
return;
}
}
},
/**
* Throw the event changeSelectedLanguage when the language
* field has a new valid content. This will trigger the
* reloading of metadata for that language.
*
* @param {string} value
*/
selectLanguage: function ( value ) {
if ( value ) {
this.$emit( 'change-selected-language', value );
}
},I
/**
* Intializes the metadata fields name, description and aliases
* for a given language.
*/
initialize: function () {
// Initialize Name field for given language
this.name = this.currentNameObject ?
this.getZMonolingualTextValue( this.currentNameObject.rowId ) :
'';
// Initialize Description field for given language
this.description = this.currentDescriptionObject ?
this.getZMonolingualTextValue( this.currentDescriptionObject.rowId ) :
'';
// Initialize Aliases field for given language
this.fakeAliasId = 0;
this.aliases = this.currentAliasObject ?
this.getZMonolingualStringsetValues( this.currentAliasObject.rowId )
.map( ( value ) => {
// We add the alias rowIds to calculate a fakeAliasId
// integer to start assigning new ids for aliases.
// This is the easiert way to assure the ids don't
// clash with existing alias ones. The assigned
// IDs to new alias are temporary and will not be
// persisted.
// TODO (T336347): fakeAliasId will not be necessary
// after Chip component is decouples from zobject data
this.fakeAliasId += value.rowId;
return {
id: value.rowId,
value: value.value
};
} ) :
[];
// If function, initialize Input fields for given language
if ( this.isFunction ) {
this.inputs = this.currentInputObjects.map( ( row ) => {
return row !== undefined ?
this.getZMonolingualTextValue( row.id ) :
'';
} );
}
this.saveCopies();
},
/**
* Persists the new changes in the data store.
*/
persistState: function () {
let currentRowId, parentRowId;
// If name has changed, persist
if ( this.name !== this.initialName ) {
currentRowId = this.currentNameObject ? this.currentNameObject.rowId : null;
parentRowId = this.getRowByKeyPath( [
Constants.Z_PERSISTENTOBJECT_LABEL,
Constants.Z_MULTILINGUALSTRING_VALUE
] ).id;
this.persistZMonolingualString( parentRowId, currentRowId, this.name );
}
// If description has changed, persist
if ( this.description !== this.initialDescription ) {
currentRowId = this.currentDescriptionObject ? this.currentDescriptionObject.rowId : null;
parentRowId = this.getRowByKeyPath( [
Constants.Z_PERSISTENTOBJECT_DESCRIPTION,
Constants.Z_MULTILINGUALSTRING_VALUE
] ).id;
this.persistZMonolingualString( parentRowId, currentRowId, this.description );
}
// If aliases have changed, persist
if ( JSON.stringify( this.aliases ) !== this.initialAliases ) {
this.persistZMonolingualStringSet(
this.currentAliasObject,
this.aliases.map( ( a ) => a.value )
);
}
// If inputs have changed, persist
if ( JSON.stringify( this.inputs ) !== this.initialInputs ) {
const initial = JSON.parse( this.initialInputs );
for ( const index in this.inputs ) {
if ( this.inputs[ index ] !== initial[ index ] ) {
const inputRowId = this.functionInputs[ index ].id;
parentRowId = this.getRowByKeyPath( [
Constants.Z_ARGUMENT_LABEL,
Constants.Z_MULTILINGUALSTRING_VALUE
], inputRowId ).id;
currentRowId = this.currentInputObjects[ index ] ?
this.currentInputObjects[ index ].id :
null;
this.persistZMonolingualString( parentRowId, currentRowId, this.inputs[ index ] );
}
}
}
},
/**
* Persists the ZMonolingualString type changes in the data store.
* These correspond to the Name/Z2K3 and Description/Z2K5 fields.
*
* @param {number} parentRowId identifies the parent multilingual value row Id
* @param {number|null} currentRowId identifies the current monolingual value row Id
* @param {string} value
*/
persistZMonolingualString: function ( parentRowId, currentRowId, value ) {
if ( currentRowId !== null ) {
if ( value === '' ) {
this.removeItemFromTypedList( { rowId: currentRowId } );
} else {
this.setValueByRowIdAndPath( {
rowId: currentRowId,
keyPath: [
Constants.Z_MONOLINGUALSTRING_VALUE,
Constants.Z_STRING_VALUE
],
value
} );
}
} else {
// If currentRowId is null, there's no monolingual string
// for the given language, so we create a new monolingual string
// with the new value and append to the parent list.
this.changeType( {
id: parentRowId,
type: Constants.Z_MONOLINGUALSTRING,
lang: this.forLanguage,
value,
append: true
} );
}
},
/**
* Persists the ZMonolingualStringset type changes in the data store.
* These correspond to the Aliases/Z2K4 field.
*
* @param {Object} currentObject object with the row id to persist the changes
* @param {string} values list of alias to persist
*/
persistZMonolingualStringSet: function ( currentObject, values ) {
if ( currentObject ) {
if ( values.length === 0 ) {
this.removeItemFromTypedList( { rowId: currentObject.rowId } );
} else {
this.setValueByRowIdAndPath( {
rowId: currentObject.rowId,
keyPath: [ Constants.Z_MONOLINGUALSTRINGSET_VALUE ],
value: [ Constants.Z_STRING, ...values ]
} );
}
} else {
// If currentObject is undefined, there's no monolingual stringset
// for the given language, so we create a new monolingual stringset
// with the new value and append to the parent list.
const parentRow = this.getRowByKeyPath( [
Constants.Z_PERSISTENTOBJECT_ALIASES,
Constants.Z_MULTILINGUALSTRINGSET_VALUE
] );
if ( !parentRow ) {
// This should never happen because all Z2Kn's are initialized
return;
}
this.changeType( {
id: parentRow.id,
type: Constants.Z_MONOLINGUALSTRINGSET,
lang: this.forLanguage,
value: values,
append: true
} );
}
},
/**
* Saves copies of initial values for name, description, aliases and inputs
*/
saveCopies: function () {
this.initialName = this.name;
this.initialDescription = this.description;
this.initialAliases = JSON.stringify( this.aliases );
this.initialInputs = JSON.stringify( this.inputs );
},
/**
* Saves copies of initial values for name, description, aliases and inputs
*/
initializeBlankValues: function () {
this.name = '';
this.description = '';
this.aliases = [];
this.inputs = this.isFunction ? this.currentInputObjects.map( () => '' ) : [];
this.saveCopies();
}
} ),
watch: {
forLanguage: function ( newLang, oldLang ) {
// Skip initialization if:
// * oldLang is empty and newLang is set
// * newLang doesn't have any labels yet
// * form has changes
const hasLabels = this.getMetadataLanguages().includes( newLang );
if ( !oldLang && !!newLang && !hasLabels && this.hasChanges ) {
return;
}
this.initialize();
}
},
mounted: function () {
this.initializeBlankValues();
}
} );
</script>
<style lang="less">
@import '../../ext.wikilambda.edit.variables.less';
.ext-wikilambda-about-edit-metadata {
.cdx-dialog__body {
padding: @spacing-50 0;
}
.ext-wikilambda-about-edit-metadata-title {
font-weight: @font-weight-bold;
margin: 0 0 @spacing-25;
span {
font-weight: @font-weight-normal;
color: @color-subtle;
margin-left: @spacing-25;
}
}
.ext-wikilambda-about-edit-metadata-char-counter {
text-align: right;
}
.ext-wikilambda-about-edit-metadata-fields {
padding: 0 @spacing-150;
.ext-wikilambda-about-edit-metadata-field {
margin: 0 0 @spacing-100;
.cdx-field__help-text {
float: right;
}
.cdx-text-input {
flex: 1;
}
.ext-wikilambda-about-edit-metadata-field-caption {
display: block;
color: @color-subtle;
margin-top: @spacing-25;
}
}
}
.ext-wikilambda-about-edit-metadata-language {
.ext-wikilambda-about-edit-metadata-title {
margin-top: @spacing-100;
}
}
}
</style>
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