tic-traction/ActionStore.js
luk.lu a289a4b2ad 1. 把 validateMe 分解成 静态数据检查(给客户端调用)validateMe 和 动态可执行性检查(给链节点调用)executableMe.
2. 在 Action.api.prepare() 里,生成可运行的对象 typedAction 存入 ActionPool,而不是仅仅存数据 option.Action进去。
3. 删除 Action.getJson(),把 DAD.verifyXxx(action) 都改为 MOM.verifyXxx().
4. 添加了 ActionRegisterChain.js 作为 应用链注册事务。
2019-04-13 13:37:38 +08:00

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const Action = require('./Action.js')
/** ****************** Public of instance ********************/
const DAD = module.exports = function ActionStore (prop) {
this._class = this.constructor.name
this.setProp(prop) // 没有定义 DAD.prototype._model因此继承了上级Action.prototype._model因此通过this.setProp继承了上级Action定义的实例自有数据。另一个方案是调用 Action.call(this, prop)
this.type = this.constructor.name
}
DAD.__proto__ = Action
// DAD._table=DAD.name // 注释掉从而继承父类Action的数据库表格名
const MOM = DAD.prototype
MOM.__proto__ = Action.prototype
/** ****************** Shared by instances ********************/
MOM.validateMe = function () {
// check size, account balance >= fee, fee>wo.Config.MIN_FEE_ActionStore
return (this.fee >= wo.Config.MIN_FEE_ActionStore || 0)
}
MOM.executableMe = async function (){
let balance = await wo.Store.getBalance(this.actorAddress)
return balance >= this.fee &&
true // todo: 检查服务器上的存储容量是否还够用?
}
MOM.executeMe = async function () {
let actor = await wo.Account.getOne({ Account: { address: this.actorAddress } })
if (actor && actor.balance >= this.fee) {
await actor.setMe({ Account: { balance: actor.balance - this.fee }, cond: { address: actor.address } }) // todo 20190409: change to use wo.Store
return this
}
return null
}
/** ****************** Public of class ********************/
DAD.api = {}