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* Copyright 2021 Harness Inc. All rights reserved.
* Use of this source code is governed by the PolyForm Shield 1.0.0 license
* that can be found in the licenses directory at the root of this repository, also available at
* https://polyformproject.org/wp-content/uploads/2020/06/PolyForm-Shield-1.0.0.txt.
*/
import React, { CSSProperties, FC, useMemo } from 'react'
import { Container, FormInput, Layout, SelectOption, Text } from '@wings-software/uicore'
import { FontVariation } from '@harness/design-system'
import { useStrings } from 'framework/strings'
import type { Segment, Variation } from 'services/cf'
import { CFVariationColors } from '@cf/constants'
import { FeatureFlagBucketBy } from '@cf/utils/CFUtils'
import DistributionBar, { DistributionSegment } from './DistributionBar'
import css from './PercentageRollout.module.scss'
export interface PercentageRolloutProps {
prefix: (fieldName: string) => string
variations: Variation[]
fieldValues?: {
variations: { variation: string; weight: string | number }[]
}
value?: SelectOption
targetGroups?: Segment[]
bucketByAttributes?: string[]
hideOverError?: boolean
hideTargetGroupDivider?: boolean
addClearButton?: boolean
distributionWidth?: string | number
[propName: string]: unknown
}
const PercentageRollout: FC<PercentageRolloutProps> = ({
prefix,
variations,
fieldValues,
targetGroups,
bucketByAttributes,
value,
distributionWidth = '100%',
hideOverError = false,
hideTargetGroupDivider = false,
addClearButton = false,
...restProps
}) => {
const { getString } = useStrings()
const targetGroupItems = useMemo<SelectOption[]>(
() => (targetGroups || []).map(({ name, identifier }) => ({ label: name, value: identifier })),
[targetGroups]
)
const bucketByItems = useMemo<SelectOption[]>(
() => [
{
label: getString('name'),
value: FeatureFlagBucketBy.NAME
},
{
label: getString('identifier'),
value: FeatureFlagBucketBy.IDENTIFIER
},
...(bucketByAttributes || [])
.filter(attribute => attribute !== FeatureFlagBucketBy.NAME && attribute !== FeatureFlagBucketBy.IDENTIFIER)
.sort((a, b) => a.localeCompare(b))
.map(attribute => ({ label: attribute, value: attribute }))
],
[bucketByAttributes]
)
const distributionSegments = useMemo<DistributionSegment[]>(
() =>
variations.map((variation, index) => {
const weight = fieldValues?.variations?.[index]?.weight || 0
return {
variation,
weight: typeof weight === 'number' ? weight : parseInt(weight)
}
}),
[variations, fieldValues?.variations]
)
const total = useMemo<number>(
() => distributionSegments.reduce<number>((totalWeight, { weight }) => totalWeight + weight, 0),
[distributionSegments]
)
return (
<Layout.Vertical spacing="large" {...restProps}>
{!!targetGroups && (
<div className={hideTargetGroupDivider ? '' : css.targetGroupContainer}>
<FormInput.Select
value={value ? value : undefined}
className={css.targetGroup}
name={prefix('clauses[0].values[0]')}
items={targetGroupItems}
label={getString('cf.percentageRollout.toTargetGroup')}
addClearButton={addClearButton}
/>
</div>
)}
<Container className={css.distribution} width={distributionWidth}>
{!!bucketByAttributes && (
<FormInput.Select
className={css.bucketBy}
inline
name={prefix('bucketBy')}
items={bucketByItems}
label={getString('cf.percentageRollout.bucketBy')}
/>
)}
<DistributionBar distributionSegments={distributionSegments} />
<div>{total}%</div>
{variations.map((variation, index) => {
const iconColor = { '--variationColor': CFVariationColors[index % CFVariationColors.length] } as CSSProperties
return (
<div className={css.variationRow} style={iconColor} key={variation.identifier}>
<FormInput.Text
inline
name={prefix(`variations[${index}].weight`)}
label={variation.name || variation.identifier}
inputGroup={{ type: 'number', max: 100, min: 0 }}
/>
</div>
)
})}
</Container>
{!hideOverError && total > 100 && (
<Text font={{ variation: FontVariation.FORM_MESSAGE_DANGER }}>
{getString('cf.percentageRollout.invalidTotalError')}
</Text>
)}
</Layout.Vertical>
)
}
export default PercentageRollout
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