From 81a463a741f48e2c2a22ddc8361c6e0abb8b4140 Mon Sep 17 00:00:00 2001
From: Gauthier Roebroeck <gauthier.roebroeck@gmail.com>
Date: Fri, 30 Jan 2026 12:14:23 +0800
Subject: [PATCH] filter stuff

---
 .../src/composables/useRouteQuerySchema.ts    | 41 +++++++++++++++++++
 next-ui/src/functions/filter.ts               | 22 ++++++++++
 next-ui/src/types/filter.test.ts              | 32 +++++++++++++++
 next-ui/src/types/filter.ts                   | 24 +++++++++++
 4 files changed, 119 insertions(+)
 create mode 100644 next-ui/src/composables/useRouteQuerySchema.ts
 create mode 100644 next-ui/src/functions/filter.ts
 create mode 100644 next-ui/src/types/filter.test.ts
 create mode 100644 next-ui/src/types/filter.ts

diff --git a/next-ui/src/composables/useRouteQuerySchema.ts b/next-ui/src/composables/useRouteQuerySchema.ts
new file mode 100644
index 00000000..3884663a
--- /dev/null
+++ b/next-ui/src/composables/useRouteQuerySchema.ts
@@ -0,0 +1,41 @@
+import * as v from 'valibot'
+import { useRouteQuery } from '@vueuse/router'
+import { syncRef } from '@vueuse/core'
+
+/**
+ * Reactive `route.query` with schema validation.
+ * If value is not valid, the `schema` default values are used.
+ *
+ * @param queryName the query parameter name
+ * @param schema valibot schema to validate against
+ */
+export function useRouteQuerySchema<T extends v.GenericSchema>(queryName: string, schema: T) {
+  const queryString = useRouteQuery(queryName, '{}')
+
+  const defaults = v.getDefaults(schema)
+
+  function getInitialValue(stringValue: string) {
+    try {
+      return v.parse(schema, JSON.parse(stringValue))
+    } catch {
+      return defaults
+    }
+  }
+
+  const data = ref(getInitialValue(String(queryString.value)))
+
+  syncRef(data, queryString, {
+    direction: 'ltr',
+    deep: true,
+    transform: {
+      ltr: (left) => {
+        if (JSON.stringify(left) !== JSON.stringify(defaults)) return JSON.stringify(left)
+        return undefined
+      },
+    },
+  })
+
+  return {
+    data: data as v.InferOutput<T>,
+  }
+}
diff --git a/next-ui/src/functions/filter.ts b/next-ui/src/functions/filter.ts
new file mode 100644
index 00000000..70906565
--- /dev/null
+++ b/next-ui/src/functions/filter.ts
@@ -0,0 +1,22 @@
+import type { SchemaFilterSeriesStatus } from '@/types/filter'
+import type { InferOutput } from 'valibot'
+
+export function schemaFilterSeriesStatusToConditions(
+  filter: MaybeRefOrGetter<InferOutput<typeof SchemaFilterSeriesStatus>>,
+) {
+  const list = toValue(filter).v.map((it) => ({
+    seriesStatus: {
+      operator: it.i === 'e' ? 'isNot' : 'is',
+      value: it.v,
+    },
+  }))
+
+  if (toValue(filter).m === 'allOf')
+    return {
+      allOf: list,
+    }
+  else
+    return {
+      anyOf: list,
+    }
+}
diff --git a/next-ui/src/types/filter.test.ts b/next-ui/src/types/filter.test.ts
new file mode 100644
index 00000000..031df192
--- /dev/null
+++ b/next-ui/src/types/filter.test.ts
@@ -0,0 +1,32 @@
+import { describe, expect, test } from 'vitest'
+import * as v from 'valibot'
+import { SchemaAnyAll } from '@/types/filter'
+
+describe('schema any all', () => {
+  test('anyOf', () => {
+    const input = { m: 'anyOf' }
+    const result = v.parse(SchemaAnyAll, input)
+
+    expect(result).toStrictEqual(input)
+  })
+
+  test('allOf', () => {
+    const input = { m: 'allOf' }
+    const result = v.parse(SchemaAnyAll, input)
+
+    expect(result).toStrictEqual(input)
+  })
+
+  test('other value throws error', () => {
+    const input = { m: 'other' }
+
+    expect(() => v.parse(SchemaAnyAll, input)).toThrowError()
+  })
+
+  test('defaults to anyOf', () => {
+    const input = { m: 'anyOf' }
+    const defaults = v.getDefaults(SchemaAnyAll)
+
+    expect(defaults).toStrictEqual(input)
+  })
+})
diff --git a/next-ui/src/types/filter.ts b/next-ui/src/types/filter.ts
new file mode 100644
index 00000000..9ac305e4
--- /dev/null
+++ b/next-ui/src/types/filter.ts
@@ -0,0 +1,24 @@
+import * as v from 'valibot'
+
+export type AnyAll = 'anyOf' | 'allOf'
+
+export const SchemaAnyAll = v.object({
+  m: v.optional(v.picklist(['anyOf', 'allOf']), 'anyOf'),
+})
+
+const SchemaIncludeExclude = v.object({ i: v.optional(v.picklist(['i', 'e'])) })
+
+const SchemaSeriesStatus = v.object({
+  ...SchemaIncludeExclude.entries,
+  v: v.optional(v.picklist(['ENDED', 'ONGOING', 'ABANDONED', 'HIATUS'])),
+})
+
+export const SchemaFilterSeriesStatus = v.object({
+  ...SchemaAnyAll.entries,
+  v: v.fallback(v.optional(v.array(SchemaSeriesStatus), []), []),
+})
+
+export const FilterSeriesGenre = v.object({
+  ...SchemaAnyAll.entries,
+  value: v.array(v.string()),
+})