Files
tolaria/src/utils/viewFilterArrayFields.ts
2026-05-17 16:34:09 +02:00

129 lines
4.4 KiB
TypeScript

import type { FilterCondition } from '../types'
import { evaluatePropertyArrayCondition } from './viewFilterArrayProperties'
export type ViewFilterArrayKind = 'property' | 'relationship'
type ConditionText = string
type RelationshipValue = string
type RelationshipArrayOperator = (field: RelationshipArrayField, value: ConditionText, cond: FilterCondition) => boolean
interface ArrayFieldCondition {
cond: FilterCondition
values: RelationshipValue[]
arrayKind: ViewFilterArrayKind
condVal: ConditionText
regex: RegExp | null
}
function toStringValue(value: unknown): ConditionText {
if (value == null) return ''
if (typeof value === 'string') return value
return String(value)
}
function conditionList(value: unknown): ConditionText[] | null {
return Array.isArray(value) ? value.map(toStringValue) : null
}
class WikilinkValue {
private readonly trimmed: RelationshipValue
constructor(raw: RelationshipValue) {
this.trimmed = raw.trim()
}
get isBracketed(): boolean {
return this.trimmed.startsWith('[[')
}
get normalizedStem(): RelationshipValue {
return this.stem.toLowerCase()
}
get candidates(): ConditionText[] {
const pipe = this.inner.indexOf('|')
if (pipe >= 0) return [this.trimmed, this.inner.slice(0, pipe), this.inner.slice(pipe + 1)]
return [this.trimmed, this.inner]
}
includesStem(target: WikilinkValue): boolean {
return this.normalizedStem.includes(target.normalizedStem)
}
equals(target: WikilinkValue): boolean {
const targetParts = target.parts
return this.parts.some((part) => targetParts.some((targetPart) => part === targetPart))
}
private get parts(): ConditionText[] {
const pipe = this.inner.indexOf('|')
if (pipe >= 0) return [this.inner.substring(0, pipe).toLowerCase(), this.inner.substring(pipe + 1).toLowerCase()]
return [this.inner.toLowerCase()]
}
private get stem(): RelationshipValue {
return this.inner.split('|')[0] ?? this.inner
}
private get inner(): RelationshipValue {
return this.trimmed.replace(/^\[\[/, '').replace(/\]\]$/, '')
}
}
class RelationshipArrayField {
private readonly links: WikilinkValue[]
constructor(values: RelationshipValue[]) {
this.links = values.map((value) => new WikilinkValue(value))
}
contains(targetValue: ConditionText): boolean {
const target = new WikilinkValue(targetValue)
return this.links.some((link) => target.isBracketed ? link.equals(target) : link.includesStem(target))
}
equals(targetValue: ConditionText): boolean {
return this.links.length === 1 && this.links[0]?.equals(new WikilinkValue(targetValue)) === true
}
matchesAny(targets: ConditionText[] | null): boolean {
return targets?.some((target) => this.links.some((link) => link.equals(new WikilinkValue(target)))) ?? false
}
matchesRegex(regex: RegExp): boolean {
return this.links.some((link) => link.candidates.some((candidate) => regex.test(candidate)))
}
isEmpty(): boolean {
return this.links.length === 0
}
}
const RELATIONSHIP_ARRAY_OPERATORS: Partial<Record<FilterCondition['op'], RelationshipArrayOperator>> = {
contains: (field, value) => field.contains(value),
not_contains: (field, value) => !field.contains(value),
equals: (field, value) => field.equals(value),
not_equals: (field, value) => !field.equals(value),
any_of: (field, _value, cond) => field.matchesAny(conditionList(cond.value)),
none_of: (field, _value, cond) => !field.matchesAny(conditionList(cond.value)),
is_empty: (field) => field.isEmpty(),
is_not_empty: (field) => !field.isEmpty(),
}
function textMatchResult(op: FilterCondition['op'], matched: boolean): boolean {
if (op === 'contains' || op === 'equals') return matched
if (op === 'not_contains' || op === 'not_equals') return !matched
return false
}
function evaluateRelationshipArrayCondition(cond: FilterCondition, values: RelationshipValue[], condVal: ConditionText, regex: RegExp | null): boolean {
const { op } = cond
const field = new RelationshipArrayField(values)
if (regex) return textMatchResult(op, field.matchesRegex(regex))
return RELATIONSHIP_ARRAY_OPERATORS[op]?.(field, condVal, cond) ?? false
}
export function evaluateArrayFieldCondition({ cond, values, arrayKind, condVal, regex }: ArrayFieldCondition): boolean {
if (arrayKind === 'property') return evaluatePropertyArrayCondition(cond, values, condVal, regex)
return evaluateRelationshipArrayCondition(cond, values, condVal, regex)
}