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author | frankiebee <frankie.diamond@gmail.com> | 2018-04-06 10:28:53 +0800 |
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committer | frankiebee <frankie.diamond@gmail.com> | 2018-04-06 10:33:10 +0800 |
commit | d4e30040a2186a1320a44f86849506729b2dafad (patch) | |
tree | 33c8a0cbe3fccfd6d27c3ea06bd242c05bdeb293 /app/scripts/migrations/023.js | |
parent | 7d243aacf9db9dc8e3e2e3acfc54298ffc06fe12 (diff) | |
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migrations - back fixes
Diffstat (limited to 'app/scripts/migrations/023.js')
-rw-r--r-- | app/scripts/migrations/023.js | 38 |
1 files changed, 21 insertions, 17 deletions
diff --git a/app/scripts/migrations/023.js b/app/scripts/migrations/023.js index bce0a5bea..151496b06 100644 --- a/app/scripts/migrations/023.js +++ b/app/scripts/migrations/023.js @@ -28,23 +28,27 @@ module.exports = { function transformState (state) { const newState = state - const transactions = newState.TransactionController.transactions - - if (transactions.length <= 40) return newState - - let reverseTxList = transactions.reverse() - let stripping = true - while (reverseTxList.length > 40 && stripping) { - let txIndex = reverseTxList.findIndex((txMeta) => { - return (txMeta.status === 'failed' || - txMeta.status === 'rejected' || - txMeta.status === 'confirmed' || - txMeta.status === 'dropped') - }) - if (txIndex < 0) stripping = false - else reverseTxList.splice(txIndex, 1) - } - newState.TransactionController.transactions = reverseTxList.reverse() + const { TransactionController } = newState + if (TransactionController && TransactionController.transactions) { + const transactions = newState.TransactionController.transactions + + if (transactions.length <= 40) return newState + + let reverseTxList = transactions.reverse() + let stripping = true + while (reverseTxList.length > 40 && stripping) { + let txIndex = reverseTxList.findIndex((txMeta) => { + return (txMeta.status === 'failed' || + txMeta.status === 'rejected' || + txMeta.status === 'confirmed' || + txMeta.status === 'dropped') + }) + if (txIndex < 0) stripping = false + else reverseTxList.splice(txIndex, 1) + } + + newState.TransactionController.transactions = reverseTxList.reverse() + } return newState } |