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WikiLambda Vue component for evaluation of ZFunction objects.
@copyright 2020– Abstract Wikipedia team; see AUTHORS.txt
@license MIT
-->
<template>
<wl-widget-base class="ext-wikilambda-app-function-evaluator-widget" data-testid="function-evaluator-widget">
<template #header>
{{ title }}
</template>
<template #main>
<!-- Logged out user warning -->
<cdx-message
v-if="userCanRunFunction === false"
type="warning"
class="ext-wikilambda-app-function-evaluator-widget__message"
>
{{ $i18n( 'wikilambda-function-evaluation-restriction-warning' ).text() }}
</cdx-message>
<!-- Not-runnable user warning -->
<cdx-message
v-if="!hasImplementations && selectedFunctionExists"
type="notice"
class="ext-wikilambda-app-function-evaluator-widget__message"
data-testid="function-evaluator-message"
>
{{ $i18n( 'wikilambda-function-evaluation-restriction-notrunnable' ).text() }}
</cdx-message>
<!-- Function Call -->
<div
v-if="showFunctionSelector"
class="ext-wikilambda-app-function-evaluator-widget__call"
data-testid="function-evaluator-call"
>
<wl-key-block :key-bold="true">
<label
:lang="functionCallLabelData.langCode"
:dir="functionCallLabelData.langDir"
>{{ functionCallLabelData.label }}</label>
</wl-key-block>
<wl-z-reference
:row-id="selectedFunctionRowId"
:edit="true"
:expected-type="functionType"
@set-value="setFunctionZid"
></wl-z-reference>
</div>
<!-- Loader for inputs + button -->
<div
v-if="!selectedFunctionExists && !showFunctionSelector"
class="ext-wikilambda-app-function-evaluator-widget__loader"
data-testid="function-evaluator-loader">
{{ $i18n( 'wikilambda-loading' ).text() }}
</div>
<div v-else>
<!-- Function Inputs -->
<div
v-if="hasInputs"
class="ext-wikilambda-app-function-evaluator-widget__inputs"
data-testid="function-evaluator-inputs"
>
<wl-key-block :key-bold="true">
<label>{{ $i18n( 'wikilambda-function-evaluator-enter-inputs' ).text() }}</label>
</wl-key-block>
<wl-z-object-key-value
v-for="inputRowId in inputRowIds"
:key="'input-row-id-' + inputRowId"
:row-id="inputRowId"
:edit="true"
></wl-z-object-key-value>
</div>
<!-- Run Function button -->
<div class="ext-wikilambda-app-function-evaluator-widget__run-button">
<cdx-button
action="progressive"
weight="primary"
:disabled="!canRunFunction"
data-testid="evaluator-run-button"
@click="waitAndCallFunction"
>
{{ $i18n( 'wikilambda-function-evaluator-run-function' ).text() }}
</cdx-button>
</div>
</div>
<!-- Evaluation Result -->
<div
v-if="hasResult || running"
class="ext-wikilambda-app-function-evaluator-widget__result-block"
data-testid="function-evaluator-result"
>
<div class="ext-wikilambda-app-function-evaluator-widget__result">
<wl-key-block :key-bold="true">
<label>{{ $i18n( 'wikilambda-function-evaluator-result' ).text() }}</label>
</wl-key-block>
<div v-if="running" data-testid="function-evaluator-running">
{{ $i18n( 'wikilambda-function-evaluator-running' ).text() }}
</div>
<template v-else>
<div v-if="apiErrors.length > 0">
{{ getErrorMessage( apiErrors[ 0 ] ) }}
</div>
<wl-evaluation-result
v-else
:row-id="resultRowId"
></wl-evaluation-result>
</template>
</div>
</div>
</template>
</wl-widget-base>
</template>
<script>
const { CdxButton, CdxMessage } = require( '@wikimedia/codex' );
const { defineComponent } = require( 'vue' );
const Constants = require( '../../../Constants.js' ),
EvaluationResult = require( './EvaluationResult.vue' ),
WidgetBase = require( '../../base/WidgetBase.vue' ),
ZReference = require( '../../default-view-types/ZReference.vue' ),
KeyBlock = require( '../../base/KeyBlock.vue' ),
ZObjectKeyValue = require( '../../default-view-types/ZObjectKeyValue.vue' ),
eventLogUtils = require( '../../../mixins/eventLogUtils.js' ),
errorUtils = require( '../../../mixins/errorUtils.js' ),
{ mapActions, mapGetters } = require( 'vuex' );
module.exports = exports = defineComponent( {
name: 'wl-function-evaluator-widget',
components: {
'cdx-button': CdxButton,
'cdx-message': CdxMessage,
'wl-evaluation-result': EvaluationResult,
'wl-widget-base': WidgetBase,
'wl-z-reference': ZReference,
'wl-key-block': KeyBlock,
'wl-z-object-key-value': ZObjectKeyValue
},
mixins: [ eventLogUtils, errorUtils ],
props: {
functionZid: {
type: String,
required: false,
default: undefined
},
forImplementation: {
type: Boolean,
required: false,
default: false
},
contentRowId: {
type: Number,
required: false,
default: undefined
}
},
data: function () {
return {
functionCallRowId: '',
resultRowId: '',
running: false,
hasResult: false,
functionType: Constants.Z_FUNCTION
};
},
computed: Object.assign( mapGetters( [
'getErrors',
'getMetadataError',
'getConnectedObjects',
'getZFunctionCallArguments',
'getLabelData',
'getRowByKeyPath',
'getStoredObject',
'getZFunctionCallFunctionId',
'getZObjectAsJsonById',
'getCurrentZObjectId',
'getCurrentZObjectType',
'getUserLangZid',
'userCanRunFunction',
'userCanRunUnsavedCode',
'waitForRunningParsers'
] ), {
/**
* Whether the widget has a pre-defined function
*
* @return {boolean}
*/
showFunctionSelector: function () {
return !this.forFunction && !this.forImplementation;
},
/**
* Whether the widget has a pre-defined function
*
* @return {boolean}
*/
forFunction: function () {
return !!this.functionZid;
},
/**
* Returns the selected function in the function call component
*
* @return {string | undefined}
*/
selectedFunctionZid: function () {
return this.getZFunctionCallFunctionId( this.functionCallRowId );
},
/**
* Returns the stored function object for the selected function Zid
*
* @return {Object}
*/
selectedFunctionObject: function () {
return this.getStoredObject( this.selectedFunctionZid );
},
/**
* Returns whether the function exists and has been fetched
*
* @return {boolean}
*/
selectedFunctionExists: function () {
return Boolean( this.selectedFunctionObject );
},
/**
* Returns the selected function in the function call component
*
* @return {string | undefined}
*/
selectedFunctionRowId: function () {
const row = this.getRowByKeyPath( [ Constants.Z_FUNCTION_CALL_FUNCTION ], this.functionCallRowId );
return row ? row.id : undefined;
},
/**
* Returns whether there are any inputs to enter
*
* @return {boolean}
*/
hasInputs: function () {
return this.inputRowIds.length > 0;
},
/**
* Returns the rowIds of the inputs of a function call
*
* @return {Array}
*/
inputRowIds: function () {
return this.getZFunctionCallArguments( this.functionCallRowId )
.map( ( row ) => row.id );
},
/**
* Returns the API error returned by the orchestrator
*
* @return {Object}
*/
apiErrors: function () {
return this.resultRowId ? this.getErrors( this.resultRowId ) : [];
},
/**
* Returns the array of implementation IDs for the selected function
*
* @return {Array}
*/
implementations: function () {
return this.selectedFunctionZid ?
this.getConnectedObjects( this.selectedFunctionZid, Constants.Z_FUNCTION_IMPLEMENTATIONS ) :
[];
},
/**
* Returns whether the selected Function has any implementations
* and hence it can be run.
*
* @return {boolean}
*/
hasImplementations: function () {
return this.implementations.length > 0;
},
/**
* Returns whether the function can be run, which can only happen
* if the function has active implementations and the user is logged in.
*
* @return {boolean}
*/
canRunFunction: function () {
return this.hasImplementations && this.userCanRunFunction;
},
/**
* Returns the human readable label for the function selector block
*
* @return {LabelData}
*/
functionCallLabelData: function () {
return this.getLabelData( Constants.Z_FUNCTION_CALL_FUNCTION );
},
/**
* Returns the human readable label for the function call inputs block
*
* @return {string}
*/
title: function () {
return this.forImplementation ?
this.$i18n( 'wikilambda-function-evaluator-title-implementation' ).text() :
this.forFunction ?
this.$i18n( 'wikilambda-function-evaluator-title-function' ).text() :
this.$i18n( 'wikilambda-function-evaluator-title' ).text();
}
} ),
methods: Object.assign( mapActions( [
'clearErrors',
'initializeResultId',
'changeType',
'fetchZids',
'callZFunction',
'setValueByRowIdAndPath',
'setZFunctionCallArguments'
] ), {
/**
* @param {Object} payload
* @param {Object} payload.keyPath sequence of keys till the value to edit
* @param {Object | Array | string} payload.value new value
*/
setFunctionZid: function ( payload ) {
// We set the arguments
this.setZFunctionCallArguments( {
parentId: this.functionCallRowId,
functionZid: payload.value
} );
// And we set the value of the function
this.setValueByRowIdAndPath( {
rowId: this.selectedFunctionRowId,
keyPath: payload.keyPath ? payload.keyPath : [],
value: payload.value
} );
},
/**
* Clears the orchestration result object
*/
clearResult: function () {
this.hasResult = false;
this.running = false;
this.initializeResultId( this.resultRowId );
},
/**
* Waits for running parsers to return and persist
* changes before going ahead and running the function call
*/
waitAndCallFunction: function () {
this.waitForRunningParsers.then( () => this.callFunction() );
},
/**
* Performs the function call
*/
callFunction: function () {
const functionCallJson = this.getZObjectAsJsonById( this.functionCallRowId );
// If we are in an implementation page, we build raw function call with raw implementation:
// 1. Replace Z7K1 with the whole Z8 object: we assume it's in the store
// 2. Replace te Z8K4 with [ Z14, implementation ]
if ( this.forImplementation ) {
const storedFunction = this.getStoredObject( this.functionZid );
// If user can run unsaved code, we get the raw implementation,
// else, we use the current persisted version by using its Zid
const implementation = this.userCanRunUnsavedCode ?
this.getZObjectAsJsonById( this.contentRowId ) :
this.getCurrentZObjectId;
if ( storedFunction && implementation ) {
const functionObject = storedFunction[ Constants.Z_PERSISTENTOBJECT_VALUE ];
functionObject[ Constants.Z_FUNCTION_IMPLEMENTATIONS ] = [
Constants.Z_IMPLEMENTATION,
implementation
];
functionCallJson[ Constants.Z_FUNCTION_CALL_FUNCTION ] = functionObject;
}
}
this.running = true;
this.initializeResultId( this.resultRowId )
.then( ( rowId ) => {
this.resultRowId = rowId;
this.clearErrors( rowId );
return this.callZFunction( {
functionCall: functionCallJson,
resultRowId: this.resultRowId
} );
} )
.then( () => {
this.running = false;
this.hasResult = true;
// Log an event using Metrics Platform's core interaction events
const interactionData = {
zobjecttype: this.getCurrentZObjectType || null,
zobjectid: this.getCurrentZObjectId || null,
zlang: this.getUserLangZid || null,
selectedfunctionzid: this.selectedFunctionZid || null,
haserrors: !!this.getMetadataError
};
this.submitInteraction( 'call', interactionData );
} );
},
/**
* Initializes the detached objects in the zobject table
* that will contain:
* 1. The function call object, and
* 2. The evaluator result object returned from the call
*
* @param {string|undefined} initialFunctionZid
*/
initializeDetachedObjects: function ( initialFunctionZid ) {
let functionCallRowId, resultRowId;
// Initialize detached object for the function call
this.initializeResultId( this.functionCallRowId ).then( ( rowId ) => {
functionCallRowId = rowId;
// Set the Function Call scaffolding
return this.changeType( {
type: Constants.Z_FUNCTION_CALL,
id: rowId,
value: initialFunctionZid || ''
} ).then( () => {
// If we are initializing the evaluator with an initialFunctionZid
// we fetch the function data and then we set the arguments
if ( initialFunctionZid ) {
this.fetchZids( { zids: [ initialFunctionZid ] } ).then( () => {
this.setZFunctionCallArguments( {
parentId: rowId,
functionZid: initialFunctionZid
} );
} );
}
} );
} ).then(
// Initialize detached object for the result
() => this.initializeResultId( this.resultRowId ).then( ( rowId ) => {
resultRowId = rowId;
} )
).finally(
// Set both detached rowIds to render the components
() => {
this.functionCallRowId = functionCallRowId;
this.resultRowId = resultRowId;
}
);
}
} ),
watch: {
selectedFunctionZid: function () {
this.clearResult();
}
},
mounted: function () {
this.initializeDetachedObjects( this.functionZid );
}
} );
</script>
<style lang="less">
@import '../../../ext.wikilambda.app.variables.less';
.ext-wikilambda-app-function-evaluator-widget {
.ext-wikilambda-app-function-evaluator-widget__loader {
font-weight: @font-weight-normal;
color: @color-placeholder;
white-space: pre-wrap;
}
.ext-wikilambda-app-function-evaluator-widget__message {
margin-bottom: @spacing-125;
}
.ext-wikilambda-app-function-evaluator-widget__inputs,
.ext-wikilambda-app-function-evaluator-widget__call {
margin-bottom: @spacing-125;
}
.ext-wikilambda-app-function-evaluator-widget__result-block {
margin: 0 -@spacing-75 -@spacing-75;
}
.ext-wikilambda-app-function-evaluator-widget__result {
margin-top: @spacing-75;
padding: @spacing-75;
background-color: @background-color-progressive-subtle;
}
}
</style>
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