FEATURE: add universal cancel all orders api helper

[bbgokarma-bot]

Welcome back! @c9s, This pull request may get 341 BBG.

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 0% with 68 lines in your changes are missing coverage. Please review.

Project coverage is 21.73%. Comparing base (945c442) to head (0b0bc7e). Report is 8 commits behind head on main.

Additional details and impacted files

[](https://app.codecov.io/gh/c9s/bbgo/pull/1545?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Yo-An+Lin) ```diff @@ Coverage Diff @@ ## main #1545 +/- ## ========================================== - Coverage 21.77% 21.73% -0.04% ========================================== Files 606 607 +1 Lines 43939 44004 +65 ========================================== Hits 9566 9566 - Misses 33691 33756 +65 Partials 682 682 ``` | [Files](https://app.codecov.io/gh/c9s/bbgo/pull/1545?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Yo-An+Lin) | Coverage Δ | | |---|---|---| | [pkg/bbgo/graceful\_shutdown.go](https://app.codecov.io/gh/c9s/bbgo/pull/1545?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Yo-An+Lin#diff-cGtnL2JiZ28vZ3JhY2VmdWxfc2h1dGRvd24uZ28=) | `0.00% <ø> (ø)` | | | [pkg/exchange/max/convert.go](https://app.codecov.io/gh/c9s/bbgo/pull/1545?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Yo-An+Lin#diff-cGtnL2V4Y2hhbmdlL21heC9jb252ZXJ0Lmdv) | `22.50% <ø> (ø)` | | | [pkg/strategy/dca2/strategy.go](https://app.codecov.io/gh/c9s/bbgo/pull/1545?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Yo-An+Lin#diff-cGtnL3N0cmF0ZWd5L2RjYTIvc3RyYXRlZ3kuZ28=) | `0.84% <0.00%> (+0.01%)` | :arrow_up: | | [pkg/util/tradingutil/cancel.go](https://app.codecov.io/gh/c9s/bbgo/pull/1545?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Yo-An+Lin#diff-cGtnL3V0aWwvdHJhZGluZ3V0aWwvY2FuY2VsLmdv) | `0.00% <0.00%> (ø)` | | ... and [3 files with indirect coverage changes](https://app.codecov.io/gh/c9s/bbgo/pull/1545/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Yo-An+Lin) ------ [Continue to review full report in Codecov by Sentry](https://app.codecov.io/gh/c9s/bbgo/pull/1545?src=pr&el=continue&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Yo-An+Lin). > **Legend** - [Click here to learn more](https://docs.codecov.io/docs/codecov-delta?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Yo-An+Lin) > `Δ = absolute (impact)`, `ø = not affected`, `? = missing data` > Powered by [Codecov](https://app.codecov.io/gh/c9s/bbgo/pull/1545?src=pr&el=footer&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Yo-An+Lin). Last update [945c442...0b0bc7e](https://app.codecov.io/gh/c9s/bbgo/pull/1545?src=pr&el=lastupdated&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Yo-An+Lin). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Yo-An+Lin).

[bbgokarma-bot]

Re-estimated karma: this pull request may get 404 BBG

[bbgokarma-bot]

Hi @c9s,

Well done! 429 BBG has been sent to your polygon wallet. Please check the following tx:

https://polygonscan.com/tx/0xaf64b84ca7175ed6fe1fb23fec39481c8be51c2a4c9fa02984150db6fdf85071

Thank you for your contribution!