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WikiLambda Vue component for the definition tab in the ZFunction Editor.
@copyright 2020– Abstract Wikipedia team; see AUTHORS.txt
@license MIT
-->
<template>
<div
class="ext-wikilambda-app-function-editor"
data-testid="function-editor-definition"
>
<!-- Function Definition blocks -->
<div class="ext-wikilambda-app-function-editor__container">
<wl-function-editor-language-block
v-for="( langZid, index ) in functionLanguages"
:key="'language-block-' + langZid"
:index="index"
:z-language="langZid"
@set-language="setLanguage"
@updated-labels="setHasUpdatedLabels"
></wl-function-editor-language-block>
</div>
<!-- Add Language Button -->
<div class="ext-wikilambda-app-function-editor__action-add-language">
<cdx-button
data-testid="add-language-button"
class="ext-wikilambda-app-function-editor__action-add-language-button"
@click="addLanguage"
>
<cdx-icon :icon="icons.cdxIconLanguage"></cdx-icon>
{{ addLanguageButtonText }}
</cdx-button>
</div>
<!-- Footer with Publish Widget -->
<!-- FIXME: No need to add a footer component -->
<wl-function-editor-footer
:is-function-dirty="isFunctionDirty"
:function-input-changed="inputTypeChanged"
:function-output-changed="outputTypeChanged"
:function-signature-changed="functionSignatureChanged"
></wl-function-editor-footer>
</div>
</template>
<script>
const { CdxButton, CdxIcon } = require( '@wikimedia/codex' );
const { defineComponent } = require( 'vue' );
const FunctionEditorLanguageBlock = require( './FunctionEditorLanguageBlock.vue' ),
FunctionEditorFooter = require( './FunctionEditorFooter.vue' ),
icons = require( '../../../../lib/icons.json' ),
Constants = require( '../../../Constants.js' ),
eventLogUtils = require( '../../../mixins/eventLogUtils.js' ),
typeUtils = require( '../../../mixins/typeUtils.js' ),
{ hybridToCanonical } = require( '../../../mixins/schemata.js' ).methods,
{ mapGetters } = require( 'vuex' );
module.exports = exports = defineComponent( {
name: 'wl-function-editor',
components: {
'wl-function-editor-language-block': FunctionEditorLanguageBlock,
'wl-function-editor-footer': FunctionEditorFooter,
'cdx-button': CdxButton,
'cdx-icon': CdxIcon
},
mixins: [ eventLogUtils, typeUtils ],
data: function () {
return {
rowId: 0,
icons: icons,
initialInputTypes: [],
initialOutputType: '',
hasUpdatedLabels: false,
functionLanguages: []
};
},
computed: Object.assign( mapGetters( [
'getCurrentZObjectId',
'getRowByKeyPath',
'getUserLangZid',
'getZFunctionInputs',
'getMultilingualDataLanguages',
'getZFunctionOutput',
'getZObjectAsJsonById',
'isCreateNewPage'
] ),
{
/**
* Returns whether there have been any changes made
* in inputs or output types.
*
* @return {boolean}
*/
functionSignatureChanged: function () {
return this.inputTypeChanged || this.outputTypeChanged;
},
/**
* Returns whether there have been any changes made
* from the initial value of the function.
*
* @return {boolean}
*/
isFunctionDirty: function () {
return this.functionSignatureChanged || this.hasUpdatedLabels;
},
/**
* Returns the text for the button to add more languages
*
* @return {string}
*/
addLanguageButtonText: function () {
return this.$i18n( 'wikilambda-function-definition-add-other-label-languages-title' ).text();
},
/**
* Returns an array with the string representation of the
* currently selected input types. Filters out the undefined
* values in between.
*
* @return {Array}
*/
currentInputTypes: function () {
return this.getZFunctionInputs().map( ( inputRow ) => {
const inputTypeRow = this.getRowByKeyPath( [ Constants.Z_ARGUMENT_TYPE ], inputRow.id );
return inputTypeRow ?
this.getTypeStringRepresentation( inputTypeRow.id ) :
undefined;
} ).filter( ( type ) => !!type );
},
/**
* Returns an the string representation of the
* currently selected output type.
*
* @return {string}
*/
currentOutputType: function () {
const outputRow = this.getZFunctionOutput();
return outputRow ?
this.getTypeStringRepresentation( outputRow.id ) :
undefined;
},
/**
* Returns whether the input types have changed from the
* initial value.
*
* @return {boolean}
*/
inputTypeChanged: function () {
// Return true if length is different, or if at least an item is found to be different
return ( this.currentInputTypes.length !== this.initialInputTypes.length ) ||
!!this.currentInputTypes.find( ( value, i ) => value !== this.initialInputTypes[ i ] );
},
/**
* Returns whether the output type has changed from the
* initial value.
*
* @return {boolean}
*/
outputTypeChanged: function () {
return ( this.currentOutputType !== this.initialOutputType );
}
} ),
methods: {
/**
* Saves the initial values for initialInputTypes and initialOutputType
*/
saveInitialFunctionSignature: function () {
this.initialInputTypes = this.currentInputTypes;
this.initialOutputType = this.currentOutputType;
},
/**
* Sets the hasUpdatedLabels flag to true
*/
setHasUpdatedLabels: function () {
this.hasUpdatedLabels = true;
},
/**
* Adds a new entry to the functionLanguages local array.
* Initiates it to "unset" language, so it just adds an
* empty string.
*/
addLanguage: function () {
this.functionLanguages.push( '' );
},
/**
* Sets a function definition unset language to a given
* value, given its index in the functionLanguages array.
*
* @param {Object} payload
* @param {number} payload.index array index
* @param {string} payload.language zid
*/
setLanguage: function ( payload ) {
this.functionLanguages[ payload.index ] = payload.language;
},
/**
* Return the string representation of the object under
* the given rowId. If it's a function call, includes args (E.g.
* Z881(Z6)
*
* @param {number} rowId
* @return {string}
*/
getTypeStringRepresentation: function ( rowId ) {
const canonical = hybridToCanonical( this.getZObjectAsJsonById( rowId ) );
return this.typeToString( canonical );
}
},
mounted: function () {
// Initializ the local array with the collection of available languages
// and initialize first label block with user lang if there are none.
this.functionLanguages = this.getMultilingualDataLanguages( this.rowId );
if ( this.functionLanguages.length === 0 ) {
this.functionLanguages.push( this.getUserLangZid );
}
// Initialize initial state of inputs and output
this.saveInitialFunctionSignature();
// Log an event using Metrics Platform's core interaction events
const interactionData = {
zobjecttype: Constants.Z_FUNCTION,
zobjectid: this.getCurrentZObjectId || null,
zlang: this.getUserLangZid || null
};
const action = this.isCreateNewPage ? 'create' : 'edit';
this.submitInteraction( action, interactionData );
}
} );
</script>
<style lang="less">
@import '../../../ext.wikilambda.app.variables.less';
.ext-wikilambda-app-function-editor {
.ext-wikilambda-app-function-editor__action-add-language {
border-bottom: 1px solid @border-color-subtle;
padding: @spacing-150 0;
}
}
</style>
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