mtcute/packages/core/src/utils/tl-json.ts
Alina Sireneva d88bc0ea60
chore: code quality improvements
improved eslint config, fixed linter issues, added husky
2023-06-05 00:30:48 +00:00

59 lines
1.5 KiB
TypeScript

import { tl } from '@mtcute/tl'
/**
* Convert a JS object to TL JSON
*
* @param obj Object to be converted
*/
export function jsonToTlJson(obj: unknown): tl.TypeJSONValue {
if (obj === null || obj === undefined) return { _: 'jsonNull' }
if (typeof obj === 'boolean') return { _: 'jsonBool', value: obj }
if (typeof obj === 'number') return { _: 'jsonNumber', value: obj }
if (typeof obj === 'string') return { _: 'jsonString', value: obj }
if (Array.isArray(obj)) { return { _: 'jsonArray', value: obj.map(jsonToTlJson) } }
if (typeof obj !== 'object') { throw new Error(`Unsupported type: ${typeof obj}`) }
const items: tl.TypeJSONObjectValue[] = []
Object.entries(obj).forEach(([key, value]) => {
items.push({
_: 'jsonObjectValue',
key,
value: jsonToTlJson(value),
})
})
return {
_: 'jsonObject',
value: items,
}
}
/**
* Convert TL JSON object to plain JS object
*
* @param obj TL JSON object to convert
*/
export function tlJsonToJson(obj: tl.TypeJSONValue): unknown {
switch (obj._) {
case 'jsonNull':
return null
case 'jsonBool':
case 'jsonNumber':
case 'jsonString':
return obj.value
case 'jsonArray':
return obj.value.map(tlJsonToJson)
}
const ret: Record<string, unknown> = {}
obj.value.forEach((item) => {
ret[item.key] = tlJsonToJson(item.value)
})
return ret
}