采用新结构：Action*.js 从 node.server 中删除，集中存放于本库。

这样消除了同一份代码出现在两处的不良结构，避免了同步的困难。当 node.server 需要临时修改 ActionXxx.js 时，只要在 server.js 里临时 require('../tic.action').ActionXxx 即可。一处修改，到处可用。
2019-04-09 20:16:58 +08:00
parent e2a0738a80
commit 4fe26a0b09
6 changed files with 381 additions and 20 deletions
--- a/ActionTac.js
+++ b/ActionTac.js
@@ -0,0 +1,76 @@
+const Action = require('./Action.js')
+const Methods = ['create', 'transfer', 'exchange', 'mount']
+async function actValidator (action) {
+  switch (action.data.method) {
+    case 'create':
+      if (action.data.name && action.data.symbol && action.data.decimals &&
+          Number.isSafeInteger(Number(action.data.decimals)) &&
+          !await wo.Tac.getOne({ Tac: { name: action.data.name, symbol: action.data.symbol } })
+      ) { return true }
+      return false
+    case 'transfer':
+      return action.amount && action.amount > 0 && action.actorAddress && action.toAddress && action.actorAddress !== action.toAddress
+    case 'exchange':
+      return true
+    case 'mount':
+      return true
+    default:
+      return null
+  }
+}
+
+class ActionTac extends Action {
+  constructor (prop) {
+    super()
+    Object.defineProperty(this, '_class', {
+      value: 'ActionTac',
+      enumerable: true,
+      writable: false
+    }),
+    Object.defineProperty(this, 'type', {
+      value: 'ActionTac',
+      enumerable: true,
+      writable: false
+    }),
+    Object.defineProperty(this, 'data', {
+      value: prop,
+      enumerable: true,
+      writable: false
+    })
+  }
+  static async validate (action) {  // todo 20190409: MOM.validateMe
+    return Methods.includes(action.data.method) && await actValidator(action)
+  }
+
+  static async execute (action) { // todo 20190409: MOM.executeMe
+    if (action && action.data.method) {
+      switch (action.data.method) {
+        case 'create':
+          delete action._class
+          let tac = new wo.Tac(
+            Object.assign(action.data,
+              action.actorAddress,
+              action.actorPubkey,
+              action.actorSignature
+            ))
+          tac.address = wo.Crypto.pubkey2address(wo.Crypto.hash(action.actorSignature, action.hash))
+          return await tac.addMe()
+        case 'transfer':
+          // 内部交易，转发到应用链进程来处理
+          await wo.Store.decrease(action.actorAddress, 0 - action.amount, action.address)
+          await wo.Store.increase(action.toAddress, action.amount, action.address)
+          return true
+        case 'exchange':
+          // Bancor类型
+          return wo.Tac.exchange(action)
+        case 'mount':
+          return wo.Tac.mount(action)
+        default:
+          return 0
+      }
+    }
+    return 0
+  }
+}
+
+module.exports = ActionTac