compute total migrated value in USD

Author: facuspagnuolo

src/controllers/OrganizationController.ts

@@ -1,19 +1,38 @@
 import { Request, Response } from 'express'
 
-import HttpError from '../lib/HttpError'
+import { decimal } from '../helpers/numbers'
+
+import Asset from '../models/Asset'
+import HttpError from '../models/HttpError'
 import Organization from '../models/Organization'
+import OrganizationBalance from '../models/OrganizationBalance'
+
+const TARGET = decimal(100e6)  // 100M USD
+const REWARD = decimal(100e3)  // 100k ANT
+const OPTIONS = decimal(1e6)   // 1M
+const CAP_PRICE = decimal(0.1) // 0.1 ANT
 
 export default {
   async all(request: Request, response: Response) {
-    const total = await Organization.count()
-    const value = await Organization.totalAntValue()
-    response.status(200).send({ total, value })
+    const count = await Organization.count()
+    const last = (await Organization.last())?.createdAt || 0
+    const total = await Organization.totalValue()
+    const optionPrice = decimal(total).div(TARGET).mul(REWARD.div(OPTIONS))
+    const option = optionPrice > CAP_PRICE ? CAP_PRICE : optionPrice
+    response.status(200).send({ count, last, total, option })
   },
 
   async show(request: Request, response: Response) {
     const organization = await Organization.findByAddress(request.params.address)
     if (!organization) throw HttpError.NOT_FOUND('Organization not found')
-    const { createdAt, address, executor, valueUSD, valueANT, ant } = organization
-    response.status(200).send({ createdAt, address, executor, valueUSD, valueANT, ant })
+
+    const orgBalances = await OrganizationBalance.findByOrganization(organization)
+    const balances = Promise.all(orgBalances.map(async ({ assetId, price, amount, value }) => {
+      const asset = await Asset.findById(assetId)
+      return { asset: { address: asset?.address, symbol: asset?.symbol, decimals: asset?.decimals }, price, amount, value }
+    }));
+
+    const { createdAt, address, executor, value, syncedAt } = organization
+    response.status(200).send({ createdAt, address, executor, value, syncedAt, balances })
   }
 }

src/middlewares/error-handler.ts

@@ -1,4 +1,4 @@
-import HttpError from '../lib/HttpError'
+import HttpError from '../models/HttpError'
 import { Request, Response, NextFunction } from 'express'
 
 export default (err: Error, req: Request, res: Response, next: NextFunction) => {