git ssb

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const { ID, FunctionRef, ModuleRef, generateActorId, getType } = require('./')
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const actorRefToId = ref => ref.reduce((parent, curr) => generateActorId({ parent, nonce: curr }), null)
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const toHex = arg => Buffer.isBuffer(arg) ? `0x${arg.toString('hex')}` : arg
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const fromHex = arg => typeof arg !== 'string' ? arg : Buffer.from(arg.slice(0, 2) === '0x' ? arg.slice(2) : arg, 'hex')
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const toJSON = arg => {
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  switch (getType(arg)) {
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    case 'elem':
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      return arg.map(toJSON)
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    case 'id':
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      return toJSON(arg.id)
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    case 'func':
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      return {
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        '@FunctionRef': {
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          id: toJSON(arg.actorID),
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          private: arg.identifier[0],
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          name: arg.identifier[1],
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          gas: arg.gas
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        }
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      }
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    case 'mod':
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      return {
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        '@ModuleRef': {
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          id: toJSON(arg.id)
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        }
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      }
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    case 'link':
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      return {
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        '@Link': {
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          '/': toJSON(arg['/'])
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        }
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      }
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    case 'data':
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    default:
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      return toHex(arg)
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  }
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}
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const fromJSON = arg => {
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  if (typeof arg === 'object') {
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    if (Array.isArray(arg)) {
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      return arg.map(fromJSON)
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    }
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    if (arg['@FunctionRef']) {
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      const data = arg['@FunctionRef']
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      return new FunctionRef({
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        identifier: [data.private, data.name],
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        actorID: new ID(fromJSON(data.id)),
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        params: data.params,
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        gas: data.gas
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      })
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    } else if (arg['@ModuleRef']) {
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      const data = arg['@ModuleRef']
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      return new ModuleRef(data.exports, new ID(fromJSON(data.id)))
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    } else if (arg['@Link']) {
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      const data = arg['@Link']
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      return {
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        '/': fromJSON(data['/'])
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      }
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    }
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  }
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  return fromHex(arg)
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}
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module.exports = {
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  actorRefToId,
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  toJSON,
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  fromJSON,
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  toHex,
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  fromHex
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}
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