feat: Add AI Regex Helper to path cleaning

frontend/src/lib/components/PathCleanFilters/PathCleanFilterAddItemButton.tsx

@@ -1,11 +1,10 @@
 import { IconPlus } from '@posthog/icons'
 import { LemonButton } from 'lib/lemon-ui/LemonButton'
-import { Popover } from 'lib/lemon-ui/Popover/Popover'
 import { useState } from 'react'
 
 import { PathCleaningFilter } from '~/types'
 
-import { PathRegexPopover } from './PathRegexPopover'
+import { PathRegexModal } from './PathRegexModal'
 
 type PathCleanFilterAddItemButtonProps = {
     onAdd: (filter: PathCleaningFilter) => void
@@ -14,29 +13,25 @@ type PathCleanFilterAddItemButtonProps = {
 export function PathCleanFilterAddItemButton({ onAdd }: PathCleanFilterAddItemButtonProps): JSX.Element {
     const [visible, setVisible] = useState(false)
     return (
-        <Popover
-            visible={visible}
-            onClickOutside={() => setVisible(false)}
-            overlay={
-                <PathRegexPopover
-                    onSave={(filter: PathCleaningFilter) => {
-                        onAdd(filter)
-                        setVisible(false)
-                    }}
-                    onCancel={() => setVisible(false)}
-                    isNew
-                />
-            }
-        >
+        <>
+            <PathRegexModal
+                isOpen={visible}
+                onClose={() => setVisible(false)}
+                onSave={(filter: PathCleaningFilter) => {
+                    onAdd(filter)
+                    setVisible(false)
+                }}
+            />
+
             <LemonButton
-                onClick={() => setVisible(!visible)}
+                onClick={() => setVisible(true)}
                 type="secondary"
                 size="small"
                 icon={<IconPlus />}
                 sideIcon={null}
             >
                 Add rule
             </LemonButton>
-        </Popover>
+        </>
     )
 }

frontend/src/lib/components/PathCleanFilters/PathCleanFilterItem.tsx

@@ -1,14 +1,14 @@
 import { useSortable } from '@dnd-kit/sortable'
 import { CSS } from '@dnd-kit/utilities'
 import { IconArrowCircleRight } from '@posthog/icons'
-import { LemonSnack, Popover, Tooltip } from '@posthog/lemon-ui'
+import { LemonSnack, Tooltip } from '@posthog/lemon-ui'
 import clsx from 'clsx'
 import { isValidRegexp } from 'lib/utils/regexp'
 import { useState } from 'react'
 
 import { PathCleaningFilter } from '~/types'
 
-import { PathRegexPopover } from './PathRegexPopover'
+import { PathRegexModal } from './PathRegexModal'
 
 interface PathCleanFilterItem {
     filter: PathCleaningFilter
@@ -24,21 +24,18 @@ export function PathCleanFilterItem({ filter, onChange, onRemove }: PathCleanFil
     const isInvalidRegex = !isValidRegexp(regex)
 
     return (
-        <Popover
-            visible={visible}
-            onClickOutside={() => setVisible(false)}
-            overlay={
-                <PathRegexPopover
+        <>
+            {visible && (
+                <PathRegexModal
                     filter={filter}
+                    isOpen={visible}
+                    onClose={() => setVisible(false)}
                     onSave={(filter: PathCleaningFilter) => {
                         onChange(filter)
                         setVisible(false)
                     }}
-                    onCancel={() => setVisible(false)}
                 />
-            }
-        >
-            {/* required for popover placement */}
+            )}
             <div
                 className="relative"
                 ref={setNodeRef}
@@ -63,7 +60,7 @@ export function PathCleanFilterItem({ filter, onChange, onRemove }: PathCleanFil
                     </LemonSnack>
                 </Tooltip>
             </div>
-        </Popover>
+        </>
     )
 }
 

frontend/src/lib/components/PathCleanFilters/PathRegexModal.tsx

@@ -0,0 +1,103 @@
+import { LemonButton, LemonInput, LemonModal, Link } from '@posthog/lemon-ui'
+import { FEATURE_FLAGS } from 'lib/constants'
+import { isValidRegexp } from 'lib/utils/regexp'
+import { useState } from 'react'
+import { AiRegexHelperButton } from 'scenes/session-recordings/components/AiRegexHelper/AiRegexHelper'
+import { AiRegexHelper } from 'scenes/session-recordings/components/AiRegexHelper/AiRegexHelper'
+
+import { PathCleaningFilter } from '~/types'
+
+import { FlaggedFeature } from '../FlaggedFeature'
+
+export interface PathRegexModalProps {
+    isOpen: boolean
+    onSave: (filter: PathCleaningFilter) => void
+    onClose: () => void
+    filter?: PathCleaningFilter
+}
+
+export function PathRegexModal({ filter, isOpen, onSave, onClose }: PathRegexModalProps): JSX.Element {
+    const [alias, setAlias] = useState(filter?.alias ?? '')
+    const [regex, setRegex] = useState(filter?.regex ?? '')
+
+    const isNew = !filter
+    const disabledReason = !alias
+        ? 'Alias is required'
+        : !regex
+        ? 'Regex is required'
+        : !isValidRegexp(regex)
+        ? 'Malformed regex'
+        : null
+
+    return (
+        <LemonModal isOpen={isOpen} onClose={onClose}>
+            <LemonModal.Header>
+                {isNew ? <b>Add Path Cleaning Rule</b> : <b>Edit Path Cleaning Rule</b>}
+            </LemonModal.Header>
+
+            <LemonModal.Content>
+                <div className="px-2 py-1" data-attr="path-regex-modal-content">
+                    <div className="space-y-2">
+                        <div>
+                            <span>Alias</span>
+                            <LemonInput
+                                value={alias}
+                                onChange={(alias) => setAlias(alias)}
+                                onPressEnter={() => false}
+                            />
+                            <div className="text-muted">
+                                We suggest you use <code>&lt;id&gt;</code> or <code>&lt;slug&gt;</code> to indicate a
+                                dynamic part of the path.
+                            </div>
+                        </div>
+                        <div>
+                            <span>Regex</span>
+                            <LemonInput
+                                value={regex}
+                                onChange={(regex) => setRegex(regex)}
+                                onPressEnter={() => false}
+                            />
+                            <p className="text-secondary">
+                                <span>
+                                    Example:{' '}
+                                    <span className="font-mono text-accent-primary text-xs">
+                                        /merchant/\d+/dashboard$
+                                    </span>{' '}
+                                    (no need to escape slashes)
+                                </span>{' '}
+                                <br />
+                                <span>
+                                    We use the{' '}
+                                    <Link to="https://github.com/google/re2/wiki/Syntax" target="_blank">
+                                        re2
+                                    </Link>{' '}
+                                    syntax.
+                                </span>
+                            </p>
+                        </div>
+                    </div>
+
+                    <div className="flex space-between mt-3">
+                        <FlaggedFeature flag={FEATURE_FLAGS.PATH_CLEANING_AI_REGEX}>
+                            <AiRegexHelper onApply={setRegex} />
+                            <AiRegexHelperButton />
+                        </FlaggedFeature>
+
+                        <div className="flex flex-1 justify-end gap-2">
+                            <LemonButton type="secondary" onClick={onClose}>
+                                Cancel
+                            </LemonButton>
+                            <LemonButton
+                                type="primary"
+                                onClick={() => onSave({ alias, regex })}
+                                disabledReason={disabledReason}
+                            >
+                                Save
+                            </LemonButton>
+                        </div>
+                    </div>
+                </div>
+            </LemonModal.Content>
+        </LemonModal>
+    )
+}

frontend/src/lib/constants.tsx

@@ -245,6 +245,7 @@ export const FEATURE_FLAGS = {
     WEB_ANALYTICS_IMPROVED_PATH_CLEANING: 'web-analytics-improved-path-cleaning', // owner: @rafaeelaudibert #team-web-analytics
     EXPERIMENTAL_DASHBOARD_ITEM_RENDERING: 'experimental-dashboard-item-rendering', // owner: @thmsobrmlr #team-product-analytics
     RECORDINGS_AI_FILTER: 'recordings-ai-filter', // owner: @veryayskiy #team-replay
+    PATH_CLEANING_AI_REGEX: 'path-cleaning-ai-regex', // owner: @rafaeelaudibert #team-web-analytics
 } as const
 export type FeatureFlagKey = (typeof FEATURE_FLAGS)[keyof typeof FEATURE_FLAGS]