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Simplify _findTopQuoteAggId call in fetchAndSetQuotes (#9542)

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This commit is contained in:
Erik Marks 2020-10-09 11:00:20 -07:00 committed by GitHub
parent 5fd4657588
commit d35db87447
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 12 additions and 22 deletions
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30
app/scripts/controllers/swaps.js
View File

@ -164,33 +164,23 @@ export default class SwapsController {
}
}
let topAggIdData
let topAggId
let isBest
let topAggId = null
// We can reduce time on the loading screen by only doing this after the
// loading screen and best quote have rendered.
if (!approvalRequired && !fetchParams?.balanceError) {
newQuotes = await this.getAllQuotesWithGasEstimates(newQuotes)
if (Object.values(newQuotes).length === 0) {
this.setSwapsErrorKey(QUOTES_NOT_AVAILABLE_ERROR)
} else {
const {
topAggId: topAggIdAfterModifications,
isBest: isBestAfterModifications,
} = await this._findTopQuoteAggId(newQuotes)
topAggId = topAggIdAfterModifications
isBest = isBestAfterModifications
}
} else {
topAggIdData = await this._findTopQuoteAggId(newQuotes)
topAggId = topAggIdData.topAggId
isBest = topAggIdData.isBest
}
if (isBest) {
newQuotes[topAggId].isBestQuote = true
if (Object.values(newQuotes).length === 0) {
this.setSwapsErrorKey(QUOTES_NOT_AVAILABLE_ERROR)
} else {
const topAggData = await this._findTopQuoteAggId(newQuotes)
if (topAggData.topAggId) {
topAggId = topAggData.topAggId
newQuotes[topAggId].isBestQuote = topAggData.isBest
}
}
const { swapsState } = this.store.getState()

4
test/unit/app/controllers/swaps-test.js
View File

@ -404,7 +404,7 @@ describe('SwapsController', function () {
assert.strictEqual(newQuotes[topAggId].isBestQuote, true)
})
it('does not set isBestQuote if no conversion rate exists for destination token', async function () {
it('does not mark as best quote if no conversion rate exists for destination token', async function () {
fetchTradesInfoStub.resolves(MOCK_QUOTES)
// Make it so approval is not required
@ -420,7 +420,7 @@ describe('SwapsController', function () {
MOCK_FETCH_METADATA,
)
assert.strictEqual(newQuotes[topAggId].isBestQuote, undefined)
assert.strictEqual(newQuotes[topAggId].isBestQuote, false)
})
})