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enhance(backend): enhance SchemaType handling of anyOf #9762

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merged 2 commits into from
Feb 1, 2023
Merged

enhance(backend): enhance SchemaType handling of anyOf #9762

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be53673
enhance(backend): enhance anyOf handling
tamaina Feb 1, 2023
c9c4f38
clean up
tamaina Feb 1, 2023
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27 changes: 19 additions & 8 deletions packages/backend/src/misc/schema.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -132,11 +132,27 @@ type NullOrUndefined<p extends Schema, T> =
// https://stackoverflow.com/questions/54938141/typescript-convert-union-to-intersection
// Get intersection from union
type UnionToIntersection<U> = (U extends any ? (k: U) => void : never) extends ((k: infer I) => void) ? I : never;
type PartialIntersection<T> = Partial<UnionToIntersection<T>>;

// https://github.com/misskey-dev/misskey/pull/8144#discussion_r785287552
// To get union, we use `Foo extends any ? Hoge<Foo> : never`
type UnionSchemaType<a extends readonly any[], X extends Schema = a[number]> = X extends any ? SchemaType<X> : never;
type ArrayUnion<T> = T extends any ? Array<T> : never;
type UnionObjectSchemaType<a extends readonly any[], X extends Schema = a[number]> = X extends any ? ObjectSchemaType<X> : never;
type ArrayUnion<T> = T extends any ? Array<T> : never;

type ObjectSchemaTypeDef<p extends Schema> =
p['ref'] extends keyof typeof refs ? Packed<p['ref']> :
p['properties'] extends NonNullable<Obj> ?
p['anyOf'] extends ReadonlyArray<Schema> ?
ObjType<p['properties'], NonNullable<p['required']>[number]> & UnionObjectSchemaType<p['anyOf']> & PartialIntersection<UnionObjectSchemaType<p['anyOf']>>
:
ObjType<p['properties'], NonNullable<p['required']>[number]>
:
p['anyOf'] extends ReadonlyArray<Schema> ? UnionObjectSchemaType<p['anyOf']> & PartialIntersection<UnionObjectSchemaType<p['anyOf']>> :
p['allOf'] extends ReadonlyArray<Schema> ? UnionToIntersection<UnionSchemaType<p['allOf']>> :
any

type ObjectSchemaType<p extends Schema> = NullOrUndefined<p, ObjectSchemaTypeDef<p>>;

export type SchemaTypeDef<p extends Schema> =
p['type'] extends 'null' ? null :
Expand All @@ -149,13 +165,7 @@ export type SchemaTypeDef<p extends Schema> =
string
) :
p['type'] extends 'boolean' ? boolean :
p['type'] extends 'object' ? (
p['ref'] extends keyof typeof refs ? Packed<p['ref']> :
p['properties'] extends NonNullable<Obj> ? ObjType<p['properties'], NonNullable<p['required']>[number]> :
p['anyOf'] extends ReadonlyArray<Schema> ? UnionSchemaType<p['anyOf']> & Partial<UnionToIntersection<UnionSchemaType<p['anyOf']>>> :
p['allOf'] extends ReadonlyArray<Schema> ? UnionToIntersection<UnionSchemaType<p['allOf']>> :
any
) :
p['type'] extends 'object' ? ObjectSchemaTypeDef<p> :
p['type'] extends 'array' ? (
p['items'] extends OfSchema ? (
p['items']['anyOf'] extends ReadonlyArray<Schema> ? UnionSchemaType<NonNullable<p['items']['anyOf']>>[] :
Expand All @@ -166,6 +176,7 @@ export type SchemaTypeDef<p extends Schema> =
p['items'] extends NonNullable<Schema> ? SchemaTypeDef<p['items']>[] :
any[]
) :
p['anyOf'] extends ReadonlyArray<Schema> ? UnionSchemaType<p['anyOf']> & PartialIntersection<UnionSchemaType<p['anyOf']>> :
p['oneOf'] extends ReadonlyArray<Schema> ? UnionSchemaType<p['oneOf']> :
any;

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76 changes: 40 additions & 36 deletions packages/backend/src/server/api/endpoints/notes/create.ts
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Expand Up @@ -90,48 +90,13 @@ export const paramDef = {
visibleUserIds: { type: 'array', uniqueItems: true, items: {
type: 'string', format: 'misskey:id',
} },
text: { type: 'string', maxLength: MAX_NOTE_TEXT_LENGTH, nullable: true },
cw: { type: 'string', nullable: true, maxLength: 100 },
localOnly: { type: 'boolean', default: false },
noExtractMentions: { type: 'boolean', default: false },
noExtractHashtags: { type: 'boolean', default: false },
noExtractEmojis: { type: 'boolean', default: false },
fileIds: {
type: 'array',
uniqueItems: true,
minItems: 1,
maxItems: 16,
items: { type: 'string', format: 'misskey:id' },
},
mediaIds: {
deprecated: true,
description: 'Use `fileIds` instead. If both are specified, this property is discarded.',
type: 'array',
uniqueItems: true,
minItems: 1,
maxItems: 16,
items: { type: 'string', format: 'misskey:id' },
},
replyId: { type: 'string', format: 'misskey:id', nullable: true },
renoteId: { type: 'string', format: 'misskey:id', nullable: true },
channelId: { type: 'string', format: 'misskey:id', nullable: true },
poll: {
type: 'object',
nullable: true,
properties: {
choices: {
type: 'array',
uniqueItems: true,
minItems: 2,
maxItems: 10,
items: { type: 'string', minLength: 1, maxLength: 50 },
},
multiple: { type: 'boolean', default: false },
expiresAt: { type: 'integer', nullable: true },
expiredAfter: { type: 'integer', nullable: true, minimum: 1 },
},
required: ['choices'],
},
},
anyOf: [
{
Expand All @@ -143,21 +108,60 @@ export const paramDef = {
},
{
// (re)note with files, text and poll are optional
properties: {
fileIds: {
type: 'array',
uniqueItems: true,
minItems: 1,
maxItems: 16,
items: { type: 'string', format: 'misskey:id' },
},
},
required: ['fileIds'],
},
{
// (re)note with files, text and poll are optional
properties: {
mediaIds: {
deprecated: true,
description: 'Use `fileIds` instead. If both are specified, this property is discarded.',
type: 'array',
uniqueItems: true,
minItems: 1,
maxItems: 16,
items: { type: 'string', format: 'misskey:id' },
},
},
required: ['mediaIds'],
},
{
// (re)note with poll, text and files are optional
properties: {
poll: { type: 'object', nullable: false },
poll: {
type: 'object',
nullable: true,
properties: {
choices: {
type: 'array',
uniqueItems: true,
minItems: 2,
maxItems: 10,
items: { type: 'string', minLength: 1, maxLength: 50 },
},
multiple: { type: 'boolean' },
expiresAt: { type: 'integer', nullable: true },
expiredAfter: { type: 'integer', nullable: true, minimum: 1 },
},
required: ['choices'],
},
},
required: ['poll'],
},
{
// pure renote
properties: {
renoteId: { type: 'string', format: 'misskey:id', nullable: true },
},
Comment on lines +162 to +164
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{ renoteId: null } だけで虚無投稿ができてしまう。
また、これだけでanyOfの条件を満たしてしまうと思われるため、renoteId: nullさえあれば他のanyOfの制約が効かなくなってしまう。
と思うのだわ。

required: ['renoteId'],
},
],
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16 changes: 12 additions & 4 deletions packages/backend/src/server/api/endpoints/users/search-by-username-and-host.ts
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Expand Up @@ -29,14 +29,22 @@ export const meta = {
export const paramDef = {
type: 'object',
properties: {
username: { type: 'string', nullable: true },
host: { type: 'string', nullable: true },
limit: { type: 'integer', minimum: 1, maximum: 100, default: 10 },
detail: { type: 'boolean', default: true },
},
anyOf: [
{ required: ['username'] },
{ required: ['host'] },
{
properties: {
username: { type: 'string', nullable: true },
},
required: ['username']
},
{
properties: {
host: { type: 'string', nullable: true },
},
required: ['host']
},
],
} as const;

Expand Down