go-wrapper for cosmos

[nguyen-zung]

• Add go-wrapper and example for CosmosHub
• Update example for BTC/LTC

Thank you!

Summary by CodeRabbit

• New Features
  • Added support for Cosmos blockchain transactions in the Go wrapper, including transaction creation, signing, verification, and transaction ID calculation.
• Chores
  • Removed development container configuration files.
• Refactor
  • Reorganized and clarified documentation in the Solana transaction header.
  • Updated Litecoin external signing demo with new transaction details, outputs, and improved signature verification.
• Tests
  • Introduced a new sample function to demonstrate Cosmos transaction handling.

[coderabbitai]

Caution

Review failed

The pull request is closed.

Walkthrough

This set of changes removes the development container configuration files, reorganizes function declarations in a Solana transaction header, adds Cosmos blockchain support to the Go wrapper, introduces a Cosmos transaction demo, updates the Litecoin external signing demo, and modifies the Go wrapper's main function to include the new Cosmos demo.

Changes

File(s)	Change Summary
.devcontainer/Dockerfile, .devcontainer/devcontainer.json	Deleted development container Dockerfile and configuration for multi-language environment setup.
include/TrustWalletCore/TWSolanaTransaction.h	Reordered function declarations and updated comments for clarity; no signature or logic changes.
wrapper/go-wrapper/core/coin.go	Added CoinTypeCosmos constant to the CoinType enum.
wrapper/go-wrapper/main.go	Added call to sample.TestCosmos() in the main function.
wrapper/go-wrapper/sample/cosmos.go	Added new file with TestCosmos and CalculateTxID functions demonstrating Cosmos transaction creation and verification.
wrapper/go-wrapper/sample/external_signing.go	Updated Litecoin signing demo: replaced keys/values, changed outputs, updated version, and added signature verification.

Sequence Diagram(s)

sequenceDiagram
    participant MainGo as main.go
    participant Sample as sample
    participant Core as TrustWalletCore (Go/C)
    participant Crypto as Crypto/Protobuf

    MainGo->>Sample: TestCosmos()
    Sample->>Crypto: Build Cosmos Tx message, fee, metadata
    Sample->>Crypto: Serialize SigningInput (protobuf)
    Sample->>Core: PreImageHashes(signingInput)
    Core-->>Sample: PreSigningOutput (hashes)
    Sample->>Crypto: Unmarshal PreSigningOutput, extract data hash
    Sample->>Crypto: Combine signature + public key
    Sample->>Core: Compile SignedTxOutput
    Core-->>Sample: SignedTxOutput (serialized tx)
    Sample->>Crypto: Unmarshal SignedTxOutput, print tx/json
    Sample->>Crypto: Verify signature (public key, data hash)
    Sample->>Crypto: CalculateTxID(serializedBase64)

Loading

Poem

In the warren where code and blockchains meet,
Cosmos joins the Go wrapper fleet.
The dev containers hop away,
While Solana’s headers rearrange their play.
Litecoin’s demo gets a shiny new tune—
Rabbits coding by the light of the moon!
🐇✨

---

📜 Recent review details

Configuration used: CodeRabbit UI
Review profile: CHILL
Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between f27e452 and a9ca7ea.

📒 Files selected for processing (7)

• .devcontainer/Dockerfile (0 hunks)
• .devcontainer/devcontainer.json (0 hunks)
• include/TrustWalletCore/TWSolanaTransaction.h (2 hunks)
• wrapper/go-wrapper/core/coin.go (1 hunks)
• wrapper/go-wrapper/main.go (1 hunks)
• wrapper/go-wrapper/sample/cosmos.go (1 hunks)
• wrapper/go-wrapper/sample/external_signing.go (5 hunks)

✨ Finishing Touches

• 📝 Generate Docstrings

---

Thanks for using CodeRabbit! It's free for OSS, and your support helps us grow. If you like it, consider giving us a shout-out.

❤️ Share

• X
• Mastodon
• Reddit
• LinkedIn

🪧 Tips

Chat

There are 3 ways to chat with CodeRabbit:

• Review comments: Directly reply to a review comment made by CodeRabbit. Example:
  • I pushed a fix in commit <commit_id>, please review it.
  • Explain this complex logic.
  • Open a follow-up GitHub issue for this discussion.
• Files and specific lines of code (under the "Files changed" tab): Tag @coderabbitai in a new review comment at the desired location with your query. Examples:
  • @coderabbitai explain this code block.
  • @coderabbitai modularize this function.
• PR comments: Tag @coderabbitai in a new PR comment to ask questions about the PR branch. For the best results, please provide a very specific query, as very limited context is provided in this mode. Examples:
  • @coderabbitai gather interesting stats about this repository and render them as a table. Additionally, render a pie chart showing the language distribution in the codebase.
  • @coderabbitai read src/utils.ts and explain its main purpose.
  • @coderabbitai read the files in the src/scheduler package and generate a class diagram using mermaid and a README in the markdown format.
  • @coderabbitai help me debug CodeRabbit configuration file.

Support

Need help? Create a ticket on our support page for assistance with any issues or questions.

Note: Be mindful of the bot's finite context window. It's strongly recommended to break down tasks such as reading entire modules into smaller chunks. For a focused discussion, use review comments to chat about specific files and their changes, instead of using the PR comments.

CodeRabbit Commands (Invoked using PR comments)

• @coderabbitai pause to pause the reviews on a PR.
• @coderabbitai resume to resume the paused reviews.
• @coderabbitai review to trigger an incremental review. This is useful when automatic reviews are disabled for the repository.
• @coderabbitai full review to do a full review from scratch and review all the files again.
• @coderabbitai summary to regenerate the summary of the PR.
• @coderabbitai generate docstrings to generate docstrings for this PR.
• @coderabbitai generate sequence diagram to generate a sequence diagram of the changes in this PR.
• @coderabbitai resolve resolve all the CodeRabbit review comments.
• @coderabbitai configuration to show the current CodeRabbit configuration for the repository.
• @coderabbitai help to get help.

Other keywords and placeholders

• Add @coderabbitai ignore anywhere in the PR description to prevent this PR from being reviewed.
• Add @coderabbitai summary to generate the high-level summary at a specific location in the PR description.
• Add @coderabbitai anywhere in the PR title to generate the title automatically.

CodeRabbit Configuration File (.coderabbit.yaml)

• You can programmatically configure CodeRabbit by adding a .coderabbit.yaml file to the root of your repository.
• Please see the configuration documentation for more information.
• If your editor has YAML language server enabled, you can add the path at the top of this file to enable auto-completion and validation: # yaml-language-server: $schema=https://coderabbit.ai/integrations/schema.v2.json

Documentation and Community

• Visit our Documentation for detailed information on how to use CodeRabbit.
• Join our Discord Community to get help, request features, and share feedback.
• Follow us on X/Twitter for updates and announcements.