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Rework reward cache (#2049)

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* Rework reward cache

* Linting
This commit is contained in:
Jaco Greeff 2019-12-15 00:21:30 +01:00 committed by GitHub
parent ab9f879f43
commit a4da0ecc2d
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 4 additions and 11 deletions
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15
packages/app-staking/src/useSessionRewards.tsx
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@ -32,7 +32,6 @@ interface Serialized {
const MAX_BLOCKS = 2500;
function fromJSON (sessions: Serialized[]): SessionRewards[] {
let hasData = false;
let keepAll = false;
return sessions
@ -51,16 +50,10 @@ function fromJSON (sessions: Serialized[]): SessionRewards[] {
}))
.filter(({ parentHash }): boolean => !parentHash.isEmpty)
.reverse()
// we drop everything before the second non-empty
.filter(({ isEventsEmpty }, index): boolean => {
if (index !== 0) {
if (!isEventsEmpty) {
// we first see if we have some data up to this point (we may not, i.e. non-archive)
hasData = true;
} else if (hasData) {
// if data is followed by empty, drop everything from here on
keepAll = true;
}
// we drop everything before the last reward
.filter(({ reward }): boolean => {
if (reward.gtn(0)) {
keepAll = true;
}
return keepAll;