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author | Alex Browne <stephenalexbrowne@gmail.com> | 2018-12-12 07:16:05 +0800 |
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committer | GitHub <noreply@github.com> | 2018-12-12 07:16:05 +0800 |
commit | b4cdb14b9b79589d7b24fd7655406c15b6bb00f6 (patch) | |
tree | ea004984d12ff2337387356f4b14ad087740adc2 /packages/pipeline/migrations/1544131464368-CreateERC20ApprovalEvents.ts | |
parent | d37680610b772d7bb585203047bef0af0439df0a (diff) | |
download | dexon-0x-contracts-b4cdb14b9b79589d7b24fd7655406c15b6bb00f6.tar.gz dexon-0x-contracts-b4cdb14b9b79589d7b24fd7655406c15b6bb00f6.tar.zst dexon-0x-contracts-b4cdb14b9b79589d7b24fd7655406c15b6bb00f6.zip |
Refactor event scraping and add support for scraping ERC20 approval events (#1401)
* Refactor event scraping and add support for scraping ERC20 approval events
* Add tests for data_sources/contract-wrappers/utils
Diffstat (limited to 'packages/pipeline/migrations/1544131464368-CreateERC20ApprovalEvents.ts')
-rw-r--r-- | packages/pipeline/migrations/1544131464368-CreateERC20ApprovalEvents.ts | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/packages/pipeline/migrations/1544131464368-CreateERC20ApprovalEvents.ts b/packages/pipeline/migrations/1544131464368-CreateERC20ApprovalEvents.ts new file mode 100644 index 000000000..2e84e0ec8 --- /dev/null +++ b/packages/pipeline/migrations/1544131464368-CreateERC20ApprovalEvents.ts @@ -0,0 +1,26 @@ +import { MigrationInterface, QueryRunner, Table } from 'typeorm'; + +const erc20ApprovalEvents = new Table({ + name: 'raw.erc20_approval_events', + columns: [ + { name: 'token_address', type: 'varchar(42)', isPrimary: true }, + { name: 'log_index', type: 'integer', isPrimary: true }, + { name: 'block_number', type: 'bigint', isPrimary: true }, + + { name: 'raw_data', type: 'varchar' }, + { name: 'transaction_hash', type: 'varchar' }, + { name: 'owner_address', type: 'varchar(42)' }, + { name: 'spender_address', type: 'varchar(42)' }, + { name: 'amount', type: 'numeric' }, + ], +}); + +export class CreateERC20TokenApprovalEvents1544131464368 implements MigrationInterface { + public async up(queryRunner: QueryRunner): Promise<any> { + await queryRunner.createTable(erc20ApprovalEvents); + } + + public async down(queryRunner: QueryRunner): Promise<any> { + await queryRunner.dropTable(erc20ApprovalEvents); + } +} |