Implement Cross-Contract Integration

[Baskarayelu]

Implement cross-contract calls to enable automated allocation of remittances across different contracts.

Implementation Requirements

Integration Points

1. Remittance Split → Savings Goals:

   • Automatically add funds to savings goals based on split percentage

2. Remittance Split → Bill Payments:

   • Automatically pay bills from allocated amount

3. Remittance Split → Insurance:

   • Automatically pay premiums from allocated amount

4. Family Wallet → All Contracts:

   • Check spending limits before operations
   • Enforce role-based permissions

Implementation Approach

• Create orchestrator contract or
• Add cross-contract call functions to existing contracts
• Handle errors and rollbacks
• Gas optimization considerations

Technical Specifications

• Use Soroban SDK cross-contract calls
• Handle contract addresses as parameters
• Error handling and rollback logic
• Gas estimation

Acceptance Criteria

• Cross-contract calls implemented
• Error handling works correctly
• Gas costs optimized
• Tests for integration scenarios
• Documentation updated

[drips-wave]

This issue has been added to the Stellar Wave Program and is worth 150 Points.

🧑‍💻 Interested in contributing? Apply to work on this issue on Drips Wave, earn points, and receive rewards.

🤠 Repo maintainers: You can manage this issue's Points and Complexity on your Maintainer Dashboard here. Please keep an eye on applications and respond quickly 💙

ℹ️ Learn more about Drips Wave

[Awointa]

@Awointa has applied to work on this issue as part of the Stellar Wave Program's 1st wave.

Hi, I’d like to work on this. I’ll implement cross-contract integration for Remitwise, enabling automated allocations to savings, bills, and insurance, enforce role-based checks, handle errors and rollbacks, optimize gas, and add tests for all scenarios.

ℹ️ Repo Maintainers: To accept this application, review their application or assign @Awointa to this issue.

[Sandijigs]

@Sandijigs has applied to work on this issue as part of the Stellar Wave Program's 1st wave.

hi My name is Sandra.
I have reviewed the issue and understand what needs to be done
I am a fullstack software/ Blockchain Engineer with over 6years of experience web2 experience(Fullstack) and 2 year web3 experience (JavaScript,TypeScript, Rust ,Python, Soroban,Solidity,(Backend, frontend, Mobile and smart contracts) ). I have contributed to several projects in the stellar ecosystem. . please Assign this Issue to me

ℹ️ Repo Maintainers: To accept this application, review their application or assign @Sandijigs to this issue.

[drips-wave]

Congratulations, @Awointa! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on January 31, 2026.

🧑‍💻 @Awointa: Please resolve the issue such that the repo's maintainers have enough time to review your contribution before the due date. You'll earn Points for completing the issue on-time, which will make you eligible for a share of the Stellar Wave Program's reward pool.

⚠️ Important: When opening a PR, please link it to this issue to ensure it gets tracked accurately.

🤠 Repo maintainers: Please keep an eye on the contributor's progress and review their work before the due date. You can manage this issue, including adjusting its complexity and points, here.

🌊 Happy Wave 🌊