Restore nft state during EVENT_METADATA_STATE processing

[soonhuat]

Description

When processing EVENT_METADATA_STATE, if previous nft state are not active, allow to change to the new nft state.

Is this PR related with an open issue?

Related to Issue #836

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• Follows the code style of this project.
• Tests Cover Changes
• Documentation

Funny gif

[alexcos20]

Can you add tests as well ?
We are trying to have at least 90% coverage :)

[soonhuat]

Can you add tests as well ? We are trying to have at least 90% coverage :)

sure, let me add it in a while

[soonhuat]

@calina-c wonder if u could help take a look, I added test to re-active after "Ordering is temporary disabled"

[codeclimate]

Code Climate has analyzed commit 63b8f1d and detected 0 issues on this pull request.

The test coverage on the diff in this pull request is 38.4% (50% is the threshold).

This pull request will bring the total coverage in the repository to 94.5% (-0.2% change).

View more on Code Climate.