Feat: show disabled strategies in playground (#5081)

Show disabled strategies in separate list
Do not show any results in segments/constraints when disabled

Closes #
[1-1506](https://linear.app/unleash/issue/1-1506/display-disabled-strategies-in-playground-page)
![Screenshot 2023-10-18 at 13 13
48](https://github.com/Unleash/unleash/assets/104830839/ab788241-6593-42a2-aced-412b59e308c8)

---------

Signed-off-by: andreas-unleash <andreas@getunleash.ai>

frontend/src/component/playground/Playground/PlaygroundResultsTable/FeatureResultInfoPopoverCell/FeatureStrategyList/PlaygroundResultFeatureStrategyList.test.tsx

@@ -3,6 +3,7 @@ import { render } from 'utils/testRenderer';
 import React from 'react';
 import { PlaygroundFeatureSchema, PlaygroundRequestSchema } from 'openapi';
 import { PlaygroundResultFeatureStrategyList } from './PlaygroundResultFeatureStrategyList';
+import { vi } from 'vitest';
 
 const testCases = [
     {
@@ -62,8 +63,72 @@ const testCases = [
         expectedText:
             'If environment was enabled, then this feature toggle would be TRUE with strategies evaluated like so:',
     },
+    {
+        name: 'Has disabled strategies and is enabled in environment',
+        feature: {
+            strategies: {
+                result: true,
+                data: [
+                    {
+                        name: 'default',
+                        parameters: {},
+                        result: { enabled: true, evaluationStatus: 'complete' },
+                    },
+                    {
+                        name: 'default',
+                        parameters: {},
+                        disabled: true,
+                        result: {
+                            enabled: 'unknown',
+                            evaluationStatus: 'unevaluated',
+                        },
+                    },
+                ],
+            },
+            isEnabledInCurrentEnvironment: true,
+            hasUnsatisfiedDependency: false,
+        } as PlaygroundFeatureSchema,
+        expectedText:
+            'Disabled strategies are not evaluated for the overall result.',
+    },
+    {
+        name: 'Has disabled strategies and is disabled in environment',
+        feature: {
+            strategies: {
+                result: true,
+                data: [
+                    {
+                        name: 'default',
+                        parameters: {},
+                        result: { enabled: true, evaluationStatus: 'complete' },
+                    },
+                    {
+                        name: 'default',
+                        parameters: {},
+                        disabled: true,
+                        result: {
+                            enabled: 'unknown',
+                            evaluationStatus: 'unevaluated',
+                        },
+                    },
+                ],
+            },
+            isEnabledInCurrentEnvironment: false,
+            hasUnsatisfiedDependency: false,
+        } as PlaygroundFeatureSchema,
+        expectedText:
+            'Disabled strategies are not evaluated for the overall result.',
+    },
 ];
 
+vi.mock('../../../../../../hooks/useUiFlag', () => ({
+    useUiFlag: vi.fn().mockImplementation(() => true),
+}));
+
+afterAll(() => {
+    vi.clearAllMocks();
+});
+
 testCases.forEach(({ name, feature, expectedText }) => {
     test(name, async () => {
         render(

frontend/src/component/playground/Playground/PlaygroundResultsTable/FeatureResultInfoPopoverCell/FeatureStrategyList/PlaygroundResultFeatureStrategyList.tsx

@@ -5,6 +5,7 @@ import {
 import { ConditionallyRender } from 'component/common/ConditionallyRender/ConditionallyRender';
 import { PlaygroundFeatureSchema, PlaygroundRequestSchema } from 'openapi';
 import { Alert } from '@mui/material';
+import { useUiFlag } from '../../../../../../hooks/useUiFlag';
 
 interface PlaygroundResultFeatureStrategyListProps {
     feature: PlaygroundFeatureSchema;
@@ -15,6 +16,17 @@ export const PlaygroundResultFeatureStrategyList = ({
     feature,
     input,
 }: PlaygroundResultFeatureStrategyListProps) => {
+    const playgroundImprovements = useUiFlag('playgroundImprovements');
+    const enabledStrategies = feature.strategies?.data?.filter(
+        (strategy) => !strategy.disabled,
+    );
+    const disabledStrategies = feature.strategies?.data?.filter(
+        (strategy) => strategy.disabled,
+    );
+
+    const showDisabledStrategies =
+        playgroundImprovements && disabledStrategies?.length > 0;
+
     return (
         <>
             <ConditionallyRender
@@ -39,10 +51,28 @@ export const PlaygroundResultFeatureStrategyList = ({
                     />
                 }
                 elseShow={
+                    <>
                         <PlaygroundResultStrategyLists
-                        strategies={feature?.strategies?.data || []}
+                            strategies={enabledStrategies || []}
                             input={input}
+                            titlePrefix={
+                                showDisabledStrategies ? 'Enabled' : ''
+                            }
                         />
+                        <ConditionallyRender
+                            condition={showDisabledStrategies}
+                            show={
+                                <PlaygroundResultStrategyLists
+                                    strategies={disabledStrategies}
+                                    input={input}
+                                    titlePrefix={'Disabled'}
+                                    infoText={
+                                        'Disabled strategies are not evaluated for the overall result.'
+                                    }
+                                />
+                            }
+                        />
+                    </>
                 }
             />
         </>

frontend/src/component/playground/Playground/PlaygroundResultsTable/FeatureResultInfoPopoverCell/FeatureStrategyList/StrategyList/StrategyItem/FeatureStrategyItem.tsx

@@ -4,6 +4,8 @@ import { PlaygroundStrategySchema, PlaygroundRequestSchema } from 'openapi';
 import { StrategyExecution } from './StrategyExecution/StrategyExecution';
 import { StrategyItemContainer } from 'component/common/StrategyItemContainer/StrategyItemContainer';
 import { objectId } from 'utils/objectId';
+import { ConditionallyRender } from 'component/common/ConditionallyRender/ConditionallyRender';
+import { DisabledStrategyExecution } from './StrategyExecution/DisabledStrategyExecution';
 
 interface IFeatureStrategyItemProps {
     strategy: PlaygroundStrategySchema;
@@ -19,7 +21,8 @@ export const FeatureStrategyItem = ({
     const { result } = strategy;
     const theme = useTheme();
     const label =
-        result.evaluationStatus === 'incomplete'
+        result.evaluationStatus === 'incomplete' ||
+        result.evaluationStatus === 'unevaluated'
             ? 'Unevaluated'
             : result.enabled
             ? 'True'
@@ -28,7 +31,8 @@ export const FeatureStrategyItem = ({
     return (
         <StrategyItemContainer
             style={{
-                borderColor: result.enabled
+                borderColor:
+                    result.enabled && result.evaluationStatus === 'complete'
                         ? theme.palette.success.main
                         : 'none',
             }}
@@ -42,11 +46,22 @@ export const FeatureStrategyItem = ({
                 />
             }
         >
+            <ConditionallyRender
+                condition={Boolean(strategy.disabled)}
+                show={
+                    <DisabledStrategyExecution
+                        strategyResult={strategy}
+                        input={input}
+                    />
+                }
+                elseShow={
                     <StrategyExecution
                         strategyResult={strategy}
                         input={input}
                         percentageFill={theme.palette.background.elevation2}
                     />
+                }
+            />
         </StrategyItemContainer>
     );
 };

frontend/src/component/playground/Playground/PlaygroundResultsTable/FeatureResultInfoPopoverCell/FeatureStrategyList/StrategyList/StrategyItem/StrategyExecution/ConstraintExecution/ConstraintExecutionWithoutResults.tsx

@@ -0,0 +1,43 @@
+import { Fragment, VFC } from 'react';
+import {
+    PlaygroundConstraintSchema,
+    PlaygroundRequestSchema,
+    PlaygroundStrategySchemaResultAnyOfEvaluationStatus,
+} from 'openapi';
+import { objectId } from 'utils/objectId';
+import { ConditionallyRender } from 'component/common/ConditionallyRender/ConditionallyRender';
+import { StrategySeparator } from 'component/common/StrategySeparator/StrategySeparator';
+import { styled } from '@mui/material';
+import { ConstraintAccordionView } from 'component/common/ConstraintAccordion/ConstraintAccordionView/ConstraintAccordionView';
+import { ConstraintError } from './ConstraintError/ConstraintError';
+import { ConstraintOk } from './ConstraintOk/ConstraintOk';
+
+interface IConstraintExecutionWithoutResultsProps {
+    constraints?: PlaygroundConstraintSchema[];
+}
+
+export const ConstraintExecutionWrapper = styled('div')(() => ({
+    width: '100%',
+    display: 'flex',
+    flexDirection: 'column',
+}));
+
+export const ConstraintExecutionWithoutResults: VFC<
+    IConstraintExecutionWithoutResultsProps
+> = ({ constraints }) => {
+    if (!constraints) return null;
+
+    return (
+        <ConstraintExecutionWrapper>
+            {constraints?.map((constraint, index) => (
+                <Fragment key={objectId(constraint)}>
+                    <ConditionallyRender
+                        condition={index > 0}
+                        show={<StrategySeparator text='AND' />}
+                    />
+                    <ConstraintAccordionView constraint={constraint} compact />
+                </Fragment>
+            ))}
+        </ConstraintExecutionWrapper>
+    );
+};

frontend/src/component/playground/Playground/PlaygroundResultsTable/FeatureResultInfoPopoverCell/FeatureStrategyList/StrategyList/StrategyItem/StrategyExecution/DisabledStrategyExecution.tsx

@@ -0,0 +1,85 @@
+import { Fragment, VFC } from 'react';
+import { ConditionallyRender } from 'component/common/ConditionallyRender/ConditionallyRender';
+import { StrategySeparator } from 'component/common/StrategySeparator/StrategySeparator';
+import { styled } from '@mui/material';
+import { PlaygroundRequestSchema, PlaygroundStrategySchema } from 'openapi';
+import { ConstraintExecution } from './ConstraintExecution/ConstraintExecution';
+import { SegmentExecution } from './SegmentExecution/SegmentExecution';
+import { PlaygroundResultStrategyExecutionParameters } from './StrategyExecutionParameters/StrategyExecutionParameters';
+import { CustomStrategyParams } from './CustomStrategyParams/CustomStrategyParams';
+import { formattedStrategyNames } from 'utils/strategyNames';
+import { StyledBoxSummary } from './StrategyExecution.styles';
+import { Badge } from 'component/common/Badge/Badge';
+import { ConstraintExecutionWithoutResults } from './ConstraintExecution/ConstraintExecutionWithoutResults';
+import { SegmentExecutionWithoutResult } from './SegmentExecution/SegmentExecutionWithoutResult';
+
+interface IDisabledStrategyExecutionProps {
+    strategyResult: PlaygroundStrategySchema;
+    percentageFill?: string;
+    input?: PlaygroundRequestSchema;
+}
+
+const StyledStrategyExecutionWrapper = styled('div')(({ theme }) => ({
+    padding: theme.spacing(0),
+}));
+
+export const DisabledStrategyExecution: VFC<IDisabledStrategyExecutionProps> =
+    ({ strategyResult, input, percentageFill }) => {
+        const { name, constraints, segments, parameters } = strategyResult;
+
+        const hasSegments = Boolean(segments && segments.length > 0);
+        const hasConstraints = Boolean(constraints && constraints?.length > 0);
+        const hasExecutionParameters =
+            name !== 'default' &&
+            Object.keys(formattedStrategyNames).includes(name);
+        const hasCustomStrategyParameters =
+            Object.keys(parameters).length > 0 &&
+            strategyResult.result.evaluationStatus === 'incomplete'; // Use of custom strategy can be more explicit from the API
+
+        if (!parameters) {
+            return null;
+        }
+
+        const items = [
+            hasSegments && (
+                <SegmentExecutionWithoutResult segments={segments} />
+            ),
+            hasConstraints && (
+                <ConstraintExecutionWithoutResults constraints={constraints} />
+            ),
+            hasExecutionParameters && (
+                <PlaygroundResultStrategyExecutionParameters
+                    parameters={parameters}
+                    constraints={constraints}
+                    input={input}
+                />
+            ),
+            hasCustomStrategyParameters && (
+                <CustomStrategyParams
+                    strategyName={name}
+                    parameters={parameters}
+                />
+            ),
+            name === 'default' && (
+                <StyledBoxSummary sx={{ width: '100%' }}>
+                    The standard strategy is <Badge color='success'>ON</Badge>{' '}
+                    for all users.
+                </StyledBoxSummary>
+            ),
+        ].filter(Boolean);
+
+        return (
+            <StyledStrategyExecutionWrapper>
+                {items.map((item, index) => (
+                    // biome-ignore lint/suspicious/noArrayIndexKey: <explanation>
+                    <Fragment key={index}>
+                        <ConditionallyRender
+                            condition={index > 0}
+                            show={<StrategySeparator text='AND' />}
+                        />
+                        {item}
+                    </Fragment>
+                ))}
+            </StyledStrategyExecutionWrapper>
+        );
+    };

frontend/src/component/playground/Playground/PlaygroundResultsTable/FeatureResultInfoPopoverCell/FeatureStrategyList/StrategyList/StrategyItem/StrategyExecution/SegmentExecution/SegmentExecutionWithoutResult.tsx

@@ -0,0 +1,47 @@
+import { Fragment, VFC } from 'react';
+import { PlaygroundSegmentSchema, PlaygroundRequestSchema } from 'openapi';
+import { ConstraintExecution } from '../ConstraintExecution/ConstraintExecution';
+import { CancelOutlined } from '@mui/icons-material';
+import { StrategySeparator } from 'component/common/StrategySeparator/StrategySeparator';
+import { styled, Typography } from '@mui/material';
+import { ConditionallyRender } from 'component/common/ConditionallyRender/ConditionallyRender';
+import { SegmentItem } from 'component/common/SegmentItem/SegmentItem';
+import { ConstraintExecutionWithoutResults } from '../ConstraintExecution/ConstraintExecutionWithoutResults';
+
+interface ISegmentExecutionWithoutResultProps {
+    segments?: PlaygroundSegmentSchema[];
+}
+
+export const SegmentExecutionWithoutResult: VFC<
+    ISegmentExecutionWithoutResultProps
+> = ({ segments }) => {
+    if (!segments) return null;
+
+    return (
+        <>
+            {segments.map((segment, index) => (
+                <Fragment key={segment.id}>
+                    <SegmentItem
+                        segment={segment}
+                        constraintList={
+                            <ConstraintExecutionWithoutResults
+                                constraints={segment.constraints}
+                            />
+                        }
+                        isExpanded
+                    />
+                    <ConditionallyRender
+                        condition={
+                            // Add IF there is a next segment
+                            index >= 0 &&
+                            segments.length > 1 &&
+                            // Don't add if it's the last segment item
+                            index !== segments.length - 1
+                        }
+                        show={<StrategySeparator text='AND' />}
+                    />
+                </Fragment>
+            ))}
+        </>
+    );
+};

frontend/src/component/playground/Playground/PlaygroundResultsTable/FeatureResultInfoPopoverCell/FeatureStrategyList/StrategyList/StrategyItem/StrategyExecution/StrategyExecution.tsx

@@ -10,6 +10,8 @@ import { CustomStrategyParams } from './CustomStrategyParams/CustomStrategyParam
 import { formattedStrategyNames } from 'utils/strategyNames';
 import { StyledBoxSummary } from './StrategyExecution.styles';
 import { Badge } from 'component/common/Badge/Badge';
+import { ConstraintExecutionWithoutResults } from './ConstraintExecution/ConstraintExecutionWithoutResults';
+import { SegmentExecutionWithoutResult } from './SegmentExecution/SegmentExecutionWithoutResult';
 
 interface IStrategyExecutionProps {
     strategyResult: PlaygroundStrategySchema;

frontend/src/component/playground/Playground/PlaygroundResultsTable/FeatureResultInfoPopoverCell/FeatureStrategyList/StrategyList/playgroundResultStrategyLists.tsx

@@ -8,6 +8,7 @@ import {
 import { ConditionallyRender } from 'component/common/ConditionallyRender/ConditionallyRender';
 import { FeatureStrategyItem } from './StrategyItem/FeatureStrategyItem';
 import { StrategySeparator } from 'component/common/StrategySeparator/StrategySeparator';
+import { useUiFlag } from '../../../../../../../hooks/useUiFlag';
 
 const StyledAlertWrapper = styled('div')(({ theme }) => ({
     display: 'flex',
@@ -31,20 +32,38 @@ const StyledAlert = styled(Alert)(({ theme }) => ({
 interface PlaygroundResultStrategyListProps {
     strategies: PlaygroundStrategySchema[];
     input?: PlaygroundRequestSchema;
+    titlePrefix?: string;
+    infoText?: string;
 }
 
+const StyledSubtitle = styled(Typography)(({ theme }) => ({
+    margin: theme.spacing(2, 1, 2, 0),
+    color: 'text.secondary',
+}));
+
 export const PlaygroundResultStrategyLists = ({
     strategies,
     input,
+    titlePrefix,
+    infoText,
 }: PlaygroundResultStrategyListProps) => (
     <ConditionallyRender
         condition={strategies.length > 0}
         show={
             <>
-                <Typography
-                    variant={'subtitle1'}
-                    sx={{ mt: 2, ml: 1, mb: 2, color: 'text.secondary' }}
-                >{`Strategies (${strategies?.length})`}</Typography>
+                <StyledSubtitle variant={'subtitle1'}>{`${
+                    titlePrefix
+                        ? titlePrefix.concat(' strategies')
+                        : 'Strategies'
+                } (${strategies?.length})`}</StyledSubtitle>
+                <ConditionallyRender
+                    condition={Boolean(infoText)}
+                    show={
+                        <StyledSubtitle variant={'subtitle2'}>
+                            {infoText}
+                        </StyledSubtitle>
+                    }
+                />
                 <Box sx={{ width: '100%' }}>
                     {strategies?.map((strategy, index) => (
                         <Fragment key={strategy.id}>
@@ -91,6 +110,17 @@ export const WrappedPlaygroundResultStrategyList = ({
     feature,
     input,
 }: IWrappedPlaygroundResultStrategyListProps) => {
+    const playgroundImprovements = useUiFlag('playgroundImprovements');
+    const enabledStrategies = feature.strategies?.data?.filter(
+        (strategy) => !strategy.disabled,
+    );
+    const disabledStrategies = feature.strategies?.data?.filter(
+        (strategy) => strategy.disabled,
+    );
+
+    const showDisabledStrategies =
+        playgroundImprovements && disabledStrategies?.length > 0;
+
     return (
         <StyledAlertWrapper sx={{ pb: 1, mt: 2 }}>
             <StyledAlert severity={'info'} color={'warning'}>
@@ -100,10 +130,26 @@ export const WrappedPlaygroundResultStrategyList = ({
             </StyledAlert>
             <StyledListWrapper sx={{ p: 2.5 }}>
                 <PlaygroundResultStrategyLists
-                    strategies={feature.strategies?.data || []}
+                    strategies={enabledStrategies || []}
                     input={input}
+                    titlePrefix={showDisabledStrategies ? 'Enabled' : ''}
                 />
             </StyledListWrapper>
+            <ConditionallyRender
+                condition={showDisabledStrategies}
+                show={
+                    <StyledListWrapper sx={{ p: 2.5 }}>
+                        <PlaygroundResultStrategyLists
+                            strategies={disabledStrategies}
+                            input={input}
+                            titlePrefix={'Disabled'}
+                            infoText={
+                                'Disabled strategies are not evaluated for the overall result.'
+                            }
+                        />
+                    </StyledListWrapper>
+                }
+            />
         </StyledAlertWrapper>
     );
 };