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<script>
import { isEmpty } from 'lodash';
import { GlAlert } from '@gitlab/ui';
import { __ } from '~/locale';
import JobPill from './job_pill.vue';
import StagePill from './stage_pill.vue';
import { generateLinksData } from './drawing_utils';
import { parseData } from '../parsing_utils';
import { DRAW_FAILURE, DEFAULT } from '../../constants';
import { generateJobNeedsDict } from '../../utils';
export default {
components: {
GlAlert,
JobPill,
StagePill,
},
CONTAINER_REF: 'PIPELINE_GRAPH_CONTAINER_REF',
CONTAINER_ID: 'pipeline-graph-container',
STROKE_WIDTH: 2,
errorTexts: {
[DRAW_FAILURE]: __('Could not draw the lines for job relationships'),
[DEFAULT]: __('An unknown error occurred.'),
},
props: {
pipelineData: {
required: true,
type: Object,
},
},
data() {
return {
failureType: null,
highlightedJob: null,
links: [],
needsObject: null,
height: 0,
width: 0,
};
},
computed: {
isPipelineDataEmpty() {
return isEmpty(this.pipelineData);
},
hasError() {
return this.failureType;
},
hasHighlightedJob() {
return Boolean(this.highlightedJob);
},
failure() {
const text = this.$options.errorTexts[this.failureType] || this.$options.errorTexts[DEFAULT];
return { text, variant: 'danger' };
},
viewBox() {
return [0, 0, this.width, this.height];
},
highlightedJobs() {
// If you are hovering on a job, then the jobs we want to highlight are:
// The job you are currently hovering + all of its needs.
return this.hasHighlightedJob
? [this.highlightedJob, ...this.needsObject[this.highlightedJob]]
: [];
},
highlightedLinks() {
// If you are hovering on a job, then the links we want to highlight are:
// All the links whose `source` and `target` are highlighted jobs.
if (this.hasHighlightedJob) {
const filteredLinks = this.links.filter(link => {
return (
this.highlightedJobs.includes(link.source) && this.highlightedJobs.includes(link.target)
);
});
return filteredLinks.map(link => link.ref);
}
return [];
},
},
mounted() {
if (!this.isPipelineDataEmpty) {
this.getGraphDimensions();
this.drawJobLinks();
}
},
methods: {
drawJobLinks() {
const { stages, jobs } = this.pipelineData;
const unwrappedGroups = this.unwrapPipelineData(stages);
try {
const parsedData = parseData(unwrappedGroups);
this.links = generateLinksData(parsedData, jobs, this.$options.CONTAINER_ID);
} catch {
this.reportFailure(DRAW_FAILURE);
}
},
getStageBackgroundClass(index) {
const { length } = this.pipelineData.stages;
if (length === 1) {
return 'stage-rounded';
} else if (index === 0) {
return 'stage-left-rounded';
} else if (index === length - 1) {
return 'stage-right-rounded';
}
return '';
},
highlightNeeds(uniqueJobId) {
// The first time we hover, we create the object where
// we store all the data to properly highlight the needs.
if (!this.needsObject) {
this.needsObject = generateJobNeedsDict(this.pipelineData) ?? {};
}
this.highlightedJob = uniqueJobId;
},
removeHighlightNeeds() {
this.highlightedJob = null;
},
unwrapPipelineData(stages) {
return stages
.map(({ name, groups }) => {
return groups.map(group => {
return { category: name, ...group };
});
})
.flat(2);
},
getGraphDimensions() {
this.width = `${this.$refs[this.$options.CONTAINER_REF].scrollWidth}px`;
this.height = `${this.$refs[this.$options.CONTAINER_REF].scrollHeight}px`;
},
reportFailure(errorType) {
this.failureType = errorType;
},
resetFailure() {
this.failureType = null;
},
isJobHighlighted(jobName) {
return this.highlightedJobs.includes(jobName);
},
isLinkHighlighted(linkRef) {
return this.highlightedLinks.includes(linkRef);
},
getLinkClasses(link) {
return [
this.isLinkHighlighted(link.ref) ? 'gl-stroke-blue-400' : 'gl-stroke-gray-200',
{ 'gl-opacity-3': this.hasHighlightedJob && !this.isLinkHighlighted(link.ref) },
];
},
},
};
</script>
<template>
<div>
<gl-alert v-if="hasError" :variant="failure.variant" @dismiss="resetFailure">
{{ failure.text }}
</gl-alert>
<gl-alert v-if="isPipelineDataEmpty" variant="tip" :dismissible="false">
{{ __('No content to show') }}
</gl-alert>
<div
v-else
:id="$options.CONTAINER_ID"
:ref="$options.CONTAINER_REF"
class="gl-display-flex gl-bg-gray-50 gl-px-4 gl-overflow-auto gl-relative gl-py-7"
>
<svg :viewBox="viewBox" :width="width" :height="height" class="gl-absolute">
<template>
<path
v-for="link in links"
:key="link.path"
:ref="link.ref"
:d="link.path"
class="gl-fill-transparent gl-transition-duration-slow gl-transition-timing-function-ease"
:class="getLinkClasses(link)"
:stroke-width="$options.STROKE_WIDTH"
/>
</template>
</svg>
<div
v-for="(stage, index) in pipelineData.stages"
:key="`${stage.name}-${index}`"
class="gl-flex-direction-column"
>
<div
class="gl-display-flex gl-align-items-center gl-bg-white gl-w-full gl-px-8 gl-py-4 gl-mb-5"
:class="getStageBackgroundClass(index)"
>
<stage-pill :stage-name="stage.name" :is-empty="stage.groups.length === 0" />
</div>
<div
class="gl-display-flex gl-flex-direction-column gl-align-items-center gl-w-full gl-px-8"
>
<job-pill
v-for="group in stage.groups"
:key="group.name"
:job-id="group.id"
:job-name="group.name"
:is-highlighted="hasHighlightedJob && isJobHighlighted(group.id)"
:is-faded-out="hasHighlightedJob && !isJobHighlighted(group.id)"
@on-mouse-enter="highlightNeeds"
@on-mouse-leave="removeHighlightNeeds"
/>
</div>
</div>
</div>
</div>
</template>
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