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WikiLambda Vue component for Z16/Code objects.
@copyright 2020– Abstract Wikipedia team; see AUTHORS.txt
@license MIT
-->
<template>
<div class="ext-wikilambda-code">
<!-- Programming language block -->
<div class="ext-wikilambda-key-value">
<div class="ext-wikilambda-key-value-main">
<div class="ext-wikilambda-key-block">
<label>{{ programmingLanguageLabel }}</label>
</div>
<div
class="ext-wikilambda-value-block"
data-testid="language-dropdown"
>
<span
v-if="!edit"
class="ext-wikilambda-value-text"
>{{ programmingLanguageLiteral }}</span>
<cdx-select
v-else
v-model:selected="programmingLanguageValue"
class="ext-wikilambda-value-input ext-wikilambda-code__language-selector"
:menu-items="programmingLanguageMenuItems"
:default-label="$i18n( 'wikilambda-editor-label-select-programming-language-label' ).text()"
:status="( programmingLanguageErrors.length > 0 ) ? 'error' : 'default'"
>
</cdx-select>
</div>
<cdx-message
v-for="( error, index ) in programmingLanguageErrors"
:key="'language-error-' + index"
class="ext-wikilambda-key-value-inline-error"
:type="error.type"
:inline="true"
>
<div v-html="getErrorMessage( error )"></div>
</cdx-message>
</div>
</div>
<!-- Code editor block -->
<div class="ext-wikilambda-key-value">
<div class="ext-wikilambda-key-value-main">
<div class="ext-wikilambda-key-block">
<label>{{ codeLabel }}</label>
</div>
<div class="ext-wikilambda-value-block">
<code-editor
class="ext-wikilambda-code__code-editor"
:mode="programmingLanguageLiteral"
:read-only="!edit"
:value="editorValue"
data-testid="code-editor"
@change="updateCode"
></code-editor>
</div>
<cdx-message
v-for="( error, index ) in codeErrors"
:key="'code-error-' + index"
class="ext-wikilambda-key-value-inline-error"
:type="error.type"
:inline="true"
>
<div v-html="getErrorMessage( error )"></div>
</cdx-message>
</div>
</div>
</div>
</template>
<script>
const Constants = require( '../../Constants.js' ),
CdxMessage = require( '@wikimedia/codex' ).CdxMessage,
CodeEditor = require( '../base/CodeEditor.vue' ),
CdxSelect = require( '@wikimedia/codex' ).CdxSelect,
errorUtils = require( '../../mixins/errorUtils.js' ),
mapGetters = require( 'vuex' ).mapGetters,
mapActions = require( 'vuex' ).mapActions;
// @vue/component
module.exports = exports = {
name: 'wl-z-code',
components: {
'cdx-message': CdxMessage,
'cdx-select': CdxSelect,
'code-editor': CodeEditor
},
mixins: [ errorUtils ],
props: {
rowId: {
type: Number,
required: false,
default: 0
},
parentId: {
type: Number,
required: false,
default: 0
},
edit: {
type: Boolean,
required: true
}
},
data: function () {
return {
editorValue: '',
allowSetEditorValue: true
};
},
computed: $.extend(
mapGetters( [
'getAllProgrammingLangs',
'getErrors',
'getLabel',
'getRowByKeyPath',
'getZCodeProgrammingLanguageRow',
'getZCodeString',
'getZObjectTypeByRowId',
'getZReferenceTerminalValue',
'getInputsOfFunctionZid',
'getZImplementationFunctionZid'
] ),
{
/**
* Returns the label of the key Z16K2
*
* @return {string}
*/
codeLabel: function () {
return this.getLabel( Constants.Z_CODE_CODE );
},
/**
* Terminal string with the code of the function
* implementation or undefined if not found
*
* @return {string | undefined}
*/
codeValue: function () {
return this.getZCodeString( this.rowId );
},E
/**
* Returns the rowId for the code value string
*
* @return {number | undefined}
*/
codeValueRowId: function () {
const codeRow = this.getRowByKeyPath( [
Constants.Z_CODE_CODE,
Constants.Z_STRING_VALUE
], this.rowId );
return codeRow ? codeRow.id : undefined;
},
/**
* Returns code field errors
*
* @return {Array}
*/
codeErrors: function () {
return this.codeValueRowId ? this.getErrors( this.codeValueRowId ) : [];
},
/**
* Returns the label of the key Z16K1
*
* @return {string}
*/
programmingLanguageLabel: function () {
return this.getLabel( Constants.Z_CODE_LANGUAGE );
},
/**
* Returns the programming language (Z16K1) row id
*
* @return {number}
*/
programmingLanguageRowId: function () {
const programmingLangRow = this.getZCodeProgrammingLanguageRow( this.rowId );
return programmingLangRow ? programmingLangRow.id : undefined;
},
/**
* Returns whether the programming language field has a literal/Z61 or a reference/Z9
*
* @return {string}
*/
programmingLanguageType: function () {
return this.getZObjectTypeByRowId( this.programmingLanguageRowId );
},
/**
* Returns the Zid of the programming language selected, or undefined if unselected.
* When the programming language is a literal, finds the Zid in the Menu Items array by its literal.
*
* @return {string | undefined}
*/
programmingLanguageZid: function () {
// TODO: remove options for literal programming language when the time comes
let zId;
if ( this.programmingLanguageType === Constants.Z_PROGRAMMING_LANGUAGE ) {
const menuObject = this.programmingLanguageMenuItems.find( ( item ) =>
item.label === this.programmingLanguageLiteral
);
zId = menuObject ? menuObject.value : undefined;
} else {
zId = this.getZReferenceTerminalValue( this.programmingLanguageRowId );
}
return zId;
},
/**
* Returns the literal of the programming language selected, or empty string if unselected.
* When the programming language is a reference, finds the literal in the Menu Items array by
* its zid.
*
* @return {string}
*/
programmingLanguageLiteral: function () {
let literal;
if ( this.programmingLanguageType === Constants.Z_PROGRAMMING_LANGUAGE ) {
const langObject = this.getRowByKeyPath( [
Constants.Z_PROGRAMMING_LANGUAGE_CODE,
Constants.Z_STRING_VALUE
], this.programmingLanguageRowId );
literal = langObject ? langObject.value : undefined;
} else {
const menuObject = this.programmingLanguageMenuItems.find( ( item ) =>
item.value === this.programmingLanguageValue
);
literal = menuObject ? menuObject.label : undefined;
}
return literal;
},
/**
* Zid of the selected programming language or empty string if not set
*
* @return {string}
*/E
programmingLanguageValue: {
get: function () {
return this.programmingLanguageZid === undefined ? '' : this.programmingLanguageZid;
},
set: function ( val ) {
if ( val !== this.programmingLanguageValue ) {
this.selectLanguage( val );
}
}
},
/**
* Returns programming language errors
*
* @return {Array}
*/
programmingLanguageErrors: function () {
return this.programmingLanguageRowId ? this.getErrors( this.programmingLanguageRowId ) : [];
},
/**
* Zid of the target function that this code will implement
*
* @return {string | undefined }
*/
functionZid: function () {
retuErn this.getZImplementationFunctionZid( this.parentId );
},
/**
* Returns an array of strings with the keys of the selected
* target function for the implementation (Z14K1)
*
* @return {Array}
*/
functionArgumentKeys: function () {
return this.getInputsOfFunctionZid( this.functionZid )
.map( function ( arg ) {
return arg[ Constants.Z_ARGUMENT_KEY ];
} );
},
/**
* Returns the appropriately formatted menu items to load the cdx-select
* component with the different programming language options
*
* @return {Array}
*/
programmingLanguageMenuItems: function () {
const programmingLangs = [];
if ( this.getAllProgrammingLangs.length > 0 ) {
for ( const lang of this.getAllProgrammingLangs ) {
programmingLangs.push(
{
label: lang[
Constants.Z_PERSISTENTOBJECT_VALUE
][
Constants.Z_PROGRAMMING_LANGUAGE_CODE
],
value: lang[
Constants.Z_PERSISTENTOBJECT_ID
]
}
);
}
}
return programmingLangs;
}
}
),
methods: $.extend(
mapActions( [
'fetchZids',
'fetchAllZProgrammingLanguages',
'changeType',
'clearErrors'
] ),
{
/**
* Sets the value of the Code programming language key (Z16K1) and
* initializes the value of the Code content key (Z16K2)
*
* @param {string} value
*/
selectLanguage: function ( value ) {
this.allowSetEditorValue = true;
// clear errors for language field
this.clearErrors( this.programmingLanguageRowId );
if ( this.programmingLanguageType === Constants.Z_PROGRAMMING_LANGUAGE ) {
this.changeType( {
id: this.programmingLanguageRowId,
type: Constants.Z_REFERENCE
} );
}
this.$emit( 'set-value', {
keyPath: [
Constants.Z_CODE_LANGUAGE,
Constants.Z_REFERENCE_ID
],
value
} );
// update boiler plate code
let updatedBoilerPlateCode = '';
switch ( value ) {
case Constants.Z_PROGRAMMING_LANGUAGES.JAVASCRIPT:
updatedBoilerPlateCode = 'function ' +
this.functionZid + '( ' +
this.functionArgumentKeys.join( ', ' ) + ' ) {\n\n}';
break;
case Constants.Z_PROGRAMMING_LANGUAGES.PYTHON:
updatedBoilerPlateCode = 'def ' +
this.functionZid + '(' +
this.functionArgumentKeys.join( ', ' ) + '):\n\t';
break;
default:
break;
}
this.$emit( 'set-value', {
keyPath: [ Constants.Z_CODE_CODE, Constants.Z_STRING_VALUE ],
value: updatedBoilerPlateCode
} );
},
/**
* Updates the value of the Code content key (Z16K2)
*
* @param {string} code
*/
updateCode: function ( code ) {
// there is an edge case where acejs will trigger an empty change that we process as an event object
// we don't want to update our object with that bad data
// TODO (T324605): this deserves a deeper investigation
if ( typeof code !== 'object' ) {
this.clearErrors( this.codeValueRowId );
this.$emit( 'set-value', {
keyPath: [ Constants.Z_CODE_CODE, Constants.Z_STRING_VALUE ],
value: code
} );
}
},
/**
* Returns the translated message for a given error code.
* Error messages can have html tags.
*
* @param {Object} error
* @return {string}
*/
getErrorMessage: function ( error ) {
// eslint-disable-next-line mediawiki/msg-doc
return error.message || this.$i18n( error.code ).text();
}
} ),
watch: {
codeValue: {
immediate: true,
handler: function () {
// Check allowSetEditorValue to ensure we only set value in the editor when its current value should be
// overridden (e.g. when the editor is first loaded, or when the language changes). Ensuring this
// prevents a bug that moves the cursor to the end of the editor on every keypress.
if ( this.allowSetEditorValue ) {
this.editorValue = this.codeValue || '';
this.allowSetEditorValue = false;
}
}
}
},
mounted: function () {
this.fetchZids( { zids: [ Constants.Z_CODE ] } );
if ( this.getAllProgrammingLangs.length <= 0 ) {
this.fetchAllZProgrammingLanguages();
}
}
};
</script>
<style lang="less">
@import '../../ext.wikilambda.edit.variables.less';
.ext-wikilambda-code {
& > .ext-wikilambda-key-value {
& > .ext-wikilambda-key-value-main {
& > .ext-wikilambda-key-block {
margin-bottom: 0;
label {
font-weight: bold;
color: @color-base;
}
}
& > .ext-wikilambda-value-block {
margin-bottom: @spacing-50;
.ext-wikilambda-value-input {
margin-top: @spacing-25;
}
}
}
}
}
</style>
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