misskey/src/server/api/gen-openapi-spec.ts
2019-02-23 14:57:05 +09:00

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import endpoints from './endpoints';
import { Context } from 'cafy';
import config from '../../config';
const basicErrors = {
'400': {
'INVALID_PARAM': {
value: {
error: {
message: 'Invalid param.',
code: 'INVALID_PARAM',
id: '3d81ceae-475f-4600-b2a8-2bc116157532',
}
}
}
},
'401': {
'CREDENTIAL_REQUIRED': {
value: {
error: {
message: 'Credential required.',
code: 'CREDENTIAL_REQUIRED',
id: '1384574d-a912-4b81-8601-c7b1c4085df1',
}
}
}
},
'403': {
'AUTHENTICATION_FAILED': {
value: {
error: {
message: 'Authentication failed. Please ensure your token is correct.',
code: 'AUTHENTICATION_FAILED',
id: 'b0a7f5f8-dc2f-4171-b91f-de88ad238e14',
}
}
}
},
'418': {
'I_AM_AI': {
value: {
error: {
message: 'You sent a request to Ai-chan, Misskey\'s showgirl, instead of the server.',
code: 'I_AM_AI',
id: '60c46cd1-f23a-46b1-bebe-5d2b73951a84',
}
}
}
},
'429': {
'RATE_LIMIT_EXCEEDED': {
value: {
error: {
message: 'Rate limit exceeded. Please try again later.',
code: 'RATE_LIMIT_EXCEEDED',
id: 'd5826d14-3982-4d2e-8011-b9e9f02499ef',
}
}
}
},
'500': {
'INTERNAL_ERROR': {
value: {
error: {
message: 'Internal error occurred. Please contact us if the error persists.',
code: 'INTERNAL_ERROR',
id: '5d37dbcb-891e-41ca-a3d6-e690c97775ac',
}
}
}
}
};
const schemas = {
Error: {
type: 'object',
properties: {
error: {
type: 'object',
description: 'An error object.',
properties: {
code: {
type: 'string',
description: 'An error code.',
},
message: {
type: 'string',
description: 'An error message.',
},
id: {
type: 'string',
format: 'uuid',
description: 'An error ID. This ID is static.',
}
},
required: ['code', 'id', 'message']
},
},
required: ['error']
},
User: {
type: 'object',
properties: {
id: {
type: 'string',
format: 'id',
description: 'The unique identifier for this User.'
},
username: {
type: 'string',
description: 'The screen name, handle, or alias that this user identifies themselves with.',
example: 'ai'
},
name: {
type: 'string',
nullable: true,
description: 'The name of the user, as theyve defined it.',
example: '藍'
},
host: {
type: 'string',
nullable: true,
example: 'misskey.example.com'
},
description: {
type: 'string',
nullable: true,
description: 'The user-defined UTF-8 string describing their account.',
example: 'Hi masters, I am Ai!'
},
createdAt: {
type: 'string',
format: 'date-time',
description: 'The date that the user account was created on Misskey.'
},
followersCount: {
type: 'number',
description: 'The number of followers this account currently has.'
},
followingCount: {
type: 'number',
description: 'The number of users this account is following.'
},
notesCount: {
type: 'number',
description: 'The number of Notes (including renotes) issued by the user.'
},
isBot: {
type: 'boolean',
description: 'Whether this account is a bot.'
},
isCat: {
type: 'boolean',
description: 'Whether this account is a cat.'
},
isAdmin: {
type: 'boolean',
description: 'Whether this account is the admin.'
},
isVerified: {
type: 'boolean'
},
isLocked: {
type: 'boolean'
},
},
required: ['id', 'name', 'username', 'createdAt']
},
Note: {
type: 'object',
properties: {
id: {
type: 'string',
format: 'id',
description: 'The unique identifier for this Note.'
},
createdAt: {
type: 'string',
format: 'date-time',
description: 'The date that the Note was created on Misskey.'
},
text: {
type: 'string'
},
cw: {
type: 'string'
},
userId: {
type: 'string',
format: 'id',
},
user: {
$ref: '#/components/schemas/User'
},
replyId: {
type: 'string',
format: 'id',
},
renoteId: {
type: 'string',
format: 'id',
},
reply: {
$ref: '#/components/schemas/Note'
},
renote: {
$ref: '#/components/schemas/Note'
},
viaMobile: {
type: 'boolean'
},
visibility: {
type: 'string'
},
},
required: ['id', 'userId', 'createdAt']
},
DriveFile: {
type: 'object',
properties: {
id: {
type: 'string',
format: 'id',
description: 'The unique identifier for this Drive file.'
},
createdAt: {
type: 'string',
format: 'date-time',
description: 'The date that the Drive file was created on Misskey.'
},
name: {
type: 'string',
description: 'The file name with extension.',
example: 'lenna.jpg'
},
type: {
type: 'string',
description: 'The MIME type of this Drive file.',
example: 'image/jpeg'
},
md5: {
type: 'string',
format: 'md5',
description: 'The MD5 hash of this Drive file.',
example: '15eca7fba0480996e2245f5185bf39f2'
},
datasize: {
type: 'number',
description: 'The size of this Drive file. (bytes)',
example: 51469
},
folderId: {
type: 'string',
format: 'id',
nullable: true,
description: 'The parent folder ID of this Drive file.',
},
isSensitive: {
type: 'boolean',
description: 'Whether this Drive file is sensitive.',
},
},
required: ['id', 'createdAt', 'name', 'type', 'datasize', 'md5']
}
};
export function genOpenapiSpec(lang = 'ja-JP') {
const spec = {
openapi: '3.0.0',
info: {
version: 'v1',
title: 'Misskey API',
description: 'Misskey is a decentralized microblogging platform.',
'x-logo': { url: '/assets/api-doc.png' }
},
servers: [{
url: config.api_url
}],
paths: {} as any,
components: {
schemas: schemas,
securitySchemes: {
ApiKeyAuth: {
type: 'apiKey',
in: 'body',
name: 'i'
}
}
}
};
function genProps(props: { [key: string]: Context & { desc: any, default: any }; }) {
const properties = {} as any;
const kvs = Object.entries(props);
for (const kv of kvs) {
properties[kv[0]] = genProp(kv[1], kv[1].desc, kv[1].default);
}
return properties;
}
function genProp(param: Context, desc?: string, _default?: any): any {
const required = param.name === 'Object' ? (param as any).props ? Object.entries((param as any).props).filter(([k, v]: any) => !v.isOptional).map(([k, v]) => k) : [] : [];
return {
description: desc,
default: _default,
...(_default ? { default: _default } : {}),
type: param.name === 'ID' ? 'string' : param.name.toLowerCase(),
...(param.name === 'ID' ? { example: 'xxxxxxxxxxxxxxxxxxxxxxxx', format: 'id' } : {}),
nullable: param.isNullable,
...(param.name === 'String' ? {
...((param as any).enum ? { enum: (param as any).enum } : {}),
...((param as any).minLength ? { minLength: (param as any).minLength } : {}),
...((param as any).maxLength ? { maxLength: (param as any).maxLength } : {}),
} : {}),
...(param.name === 'Number' ? {
...((param as any).minimum ? { minimum: (param as any).minimum } : {}),
...((param as any).maximum ? { maximum: (param as any).maximum } : {}),
} : {}),
...(param.name === 'Object' ? {
...(required.length > 0 ? { required } : {}),
properties: (param as any).props ? genProps((param as any).props) : {}
} : {}),
...(param.name === 'Array' ? {
items: (param as any).ctx ? genProp((param as any).ctx) : {}
} : {})
};
}
for (const endpoint of endpoints.filter(ep => !ep.meta.secure)) {
const porops = {} as any;
const errors = {} as any;
if (endpoint.meta.errors) {
for (const e of Object.values(endpoint.meta.errors)) {
errors[e.code] = {
value: {
error: e
}
};
}
}
if (endpoint.meta.params) {
for (const kv of Object.entries(endpoint.meta.params)) {
if (kv[1].desc) (kv[1].validator as any).desc = kv[1].desc[lang];
if (kv[1].default) (kv[1].validator as any).default = kv[1].default;
porops[kv[0]] = kv[1].validator;
}
}
const required = endpoint.meta.params ? Object.entries(endpoint.meta.params).filter(([k, v]) => !v.validator.isOptional).map(([k, v]) => k) : [];
const resSchema = endpoint.meta.res ? renderType(endpoint.meta.res) : {};
function renderType(x: any) {
const res = {} as any;
if (['User', 'Note', 'DriveFile'].includes(x.type)) {
res['$ref'] = `#/components/schemas/${x.type}`;
} else if (x.type === 'object') {
res['type'] = 'object';
if (x.props) {
const props = {} as any;
for (const kv of Object.entries(x.props)) {
props[kv[0]] = renderType(kv[1]);
}
res['properties'] = props;
}
} else if (x.type === 'array') {
res['type'] = 'array';
if (x.items) {
res['items'] = renderType(x.items);
}
} else {
res['type'] = x.type;
}
return res;
}
const info = {
summary: endpoint.name,
description: endpoint.meta.desc ? endpoint.meta.desc[lang] : 'No description provided.',
externalDocs: {
description: 'Source code',
url: `https://github.com/syuilo/misskey/blob/develop/src/server/api/endpoints/${endpoint.name}.ts`
},
...(endpoint.meta.tags ? {
tags: endpoint.meta.tags
} : {}),
...(endpoint.meta.requireCredential ? {
security: [{
ApiKeyAuth: []
}]
} : {}),
requestBody: {
required: true,
content: {
'application/json': {
schema: {
type: 'object',
...(required.length > 0 ? { required } : {}),
properties: endpoint.meta.params ? genProps(porops) : {}
}
}
}
},
responses: {
...(endpoint.meta.res ? {
'200': {
description: 'OK (with results)',
content: {
'application/json': {
schema: resSchema
}
}
}
} : {
'204': {
description: 'OK (without any results)',
}
}),
'400': {
description: 'Client error',
content: {
'application/json': {
schema: {
$ref: '#/components/schemas/Error'
},
examples: { ...errors, ...basicErrors['400'] }
}
}
},
'401': {
description: 'Authentication error',
content: {
'application/json': {
schema: {
$ref: '#/components/schemas/Error'
},
examples: basicErrors['401']
}
}
},
'403': {
description: 'Forbiddon error',
content: {
'application/json': {
schema: {
$ref: '#/components/schemas/Error'
},
examples: basicErrors['403']
}
}
},
'418': {
description: 'I\'m Ai',
content: {
'application/json': {
schema: {
$ref: '#/components/schemas/Error'
},
examples: basicErrors['418']
}
}
},
...(endpoint.meta.limit ? {
'429': {
description: 'To many requests',
content: {
'application/json': {
schema: {
$ref: '#/components/schemas/Error'
},
examples: basicErrors['429']
}
}
}
} : {}),
'500': {
description: 'Internal server error',
content: {
'application/json': {
schema: {
$ref: '#/components/schemas/Error'
},
examples: basicErrors['500']
}
}
},
}
};
spec.paths['/' + endpoint.name] = {
post: info
};
}
return spec;
}