Files
misode.github.io/src/app/Schemas.ts
2021-09-24 04:11:19 +02:00

109 lines
3.3 KiB
TypeScript

import type { CollectionRegistry, SchemaRegistry } from '@mcschema/core'
import { DataModel } from '@mcschema/core'
import * as java15 from '@mcschema/java-1.15'
import * as java16 from '@mcschema/java-1.16'
import * as java17 from '@mcschema/java-1.17'
import * as java18 from '@mcschema/java-1.18'
import config from '../config.json'
import { fetchData } from './DataFetcher'
import { message } from './Utils'
export const VersionIds = ['1.15', '1.16', '1.17', '1.18'] as const
export type VersionId = typeof VersionIds[number]
export type BlockStateRegistry = {
[block: string]: {
properties?: {
[key: string]: string[],
},
default?: {
[key: string]: string,
},
},
}
type VersionData = {
collections: CollectionRegistry,
schemas: SchemaRegistry,
blockStates: BlockStateRegistry,
}
const Versions: Record<string, VersionData | Promise<VersionData>> = {}
type ModelData = {
model: DataModel,
version: VersionId,
}
const Models: Record<string, ModelData> = {}
const versionGetter: {
[versionId in VersionId]: {
getCollections: () => CollectionRegistry,
getSchemas: (collections: CollectionRegistry) => SchemaRegistry,
}
} = {
1.15: java15,
1.16: java16,
1.17: java17,
1.18: java18,
}
async function getVersion(id: VersionId): Promise<VersionData> {
if (!Versions[id]) {
Versions[id] = (async () => {
try {
const collections = versionGetter[id].getCollections()
const blockStates: BlockStateRegistry = {}
await fetchData(id, collections, blockStates)
const schemas = versionGetter[id].getSchemas(collections)
Versions[id] = { collections, schemas, blockStates }
return Versions[id]
} catch (e) {
throw new Error(`Cannot get version "${id}": ${message(e)}`)
}
})()
return Versions[id]
}
return Versions[id]
}
export async function getModel(version: VersionId, id: string): Promise<DataModel> {
if (!Models[id] || Models[id].version !== version) {
const versionData = await getVersion(version)
const schemaName = config.generators.find(g => g.id === id)?.schema
if (!schemaName) {
throw new Error(`Cannot find model ${id}`)
}
try {
const schema = versionData.schemas.get(schemaName)
const model = new DataModel(schema, { wrapLists: true })
if (Models[id]) {
model.reset(Models[id].model.data, false)
} else {
model.validate(true)
model.history = [JSON.stringify(model.data)]
}
Models[id] = { model, version }
} catch (e) {
throw new Error(`Cannot get generator "${id}" for version "${version}": ${message(e)}`)
}
}
return Models[id].model
}
export async function getCollections(version: VersionId): Promise<CollectionRegistry> {
const versionData = await getVersion(version)
return versionData.collections
}
export async function getBlockStates(version: VersionId): Promise<BlockStateRegistry> {
const versionData = await getVersion(version)
return versionData.blockStates
}
export function checkVersion(versionId: string, minVersionId: string | undefined, maxVersionId?: string) {
const version = config.versions.findIndex(v => v.id === versionId)
const minVersion = minVersionId ? config.versions.findIndex(v => v.id === minVersionId) : 0
const maxVersion = maxVersionId ? config.versions.findIndex(v => v.id === maxVersionId) : config.versions.length - 1
return minVersion <= version && version <= maxVersion
}