#434

frontend/src/lib/countsDefinitions.ts

@@ -8,7 +8,8 @@ import type { CountField, CountsResource } from '@/lib/counts'
 
 export type CountsAxis = { field: string; grain?: string }
 export type CountsCondition = {
-    field: string; operator: string; value?: string; end?: string; blank?: boolean }
+    field: string; operator: string; value?: string; end?: string; blank?: boolean
+    input?: 'single' | 'multiple' | 'list'; values?: (string | number | boolean)[] }
 export type CountsFieldType = 'string' | 'integer' | 'datetime' | 'enum'
     | 'json' | 'boolean' | 'interval'
 
@@ -22,7 +23,9 @@ export const visibleCountsResources = [
 
 export type CountsFieldMetadata = {
     key: string; type: CountsFieldType; nullable: boolean; operators: string[]
-    labels?: string[]; multiple?: boolean }
+    labels?: string[]; multiple?: boolean; candidateSource?: 'categories' | 'tags'
+    setType?: 'tag_reference'; inputTypes?: string[]
+    choices?: { value: string; label: string }[] }
 export type CountsDefinition = {
     fields: CountsFieldMetadata[]
     outputFields?: CountField[]
@@ -44,6 +47,31 @@ export const useCountsDefinition = (): CountsDefinition => {
 export const fetchCountsDefinition = (resource: CountsResource): Promise<CountsDefinition> =>
     apiGet (`/counts/definitions/${encodeURIComponent (resource)}`)
 
+export type CountsCandidate = {
+    value: string; id?: number; name: string | null; category?: string | null
+    kind?: 'internal' | 'external' }
+export type CountsCandidatesResult = {
+    rows: CountsCandidate[]; page: number; more: boolean; executionAt: string }
+
+export const fetchCountsCandidates = (
+    params: URLSearchParams,
+    locale: LocaleCode,
+    signal?: AbortSignal,
+): Promise<CountsCandidatesResult> => apiGet (
+    '/counts/definitions/posts/candidates', {
+	params: Object.fromEntries (params), locale, signal })
+
+export const countsSetOperators = ['in', 'not_in', 'any', 'all', 'none']
+
+export const countsConditionInputs = (
+    field: CountsFieldMetadata | undefined,
+    operator: string,
+): ('single' | 'multiple' | 'list')[] => {
+  if (!countsSetOperators.includes (operator)) return ['single']
+  if (field?.candidateSource === 'tags') return ['list']
+  return field?.candidateSource == null ? ['multiple'] : ['list', 'multiple']
+}
+
 
 export const countsFilterFields = (
     definition: CountsDefinition,