Implement Settlement Contract Init and Access Control

[greatest0fallt1me]

Description
Implement init for the revenue settlement contract: set admin/owner and optionally token address. Restrict receive_payment and distribute to authorized callers only.

Requirements and context

• Must be secure, tested, and documented
• Should be efficient and easy to review
• Document who can receive payments (vault? backend?) and who can distribute

Suggested execution

• Fork the repo and create a branch
• git checkout -b feature/settlement-init-and-auth
• Implement changes
  • Init(admin, token_address); receive_payment(amount) restricted; distribute restricted to admin or backend
  • Add tests for init and unauthorized calls
• Test and commit
  • Run tests; include test output
• Example commit message: feat: settlement init and access control

Guidelines

• Minimum 95 percent test coverage
• Clear documentation
• Timeframe: 96 hours
• Project details: #

[drips-wave]

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[Drock0]

@Drock0 has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

gm gm maintainer, my name is Drock, I am new to dripswave and I would like to be a contributor, I am blockchain developer with the required experience, I can work on this and deliver it to you just in time, Can I work on this?

Thanks

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[Austinaminu2]

@Austinaminu2 has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

Hi maintainer, I'd like to take on this issue!

I'm a smart contract developer and security auditor, and this is exactly the kind of work I specialize in. Here's my approach:

Implementation
1)Init(admin, token_address) — Initialize the contract by storing the admin address and optionally a token address. Include validation to prevent zero addresses and ensure the contract can only be initialized once to avoid re-initialization attacks.
2)receive_payment(amount) — Restrict to authorized callers only (vault or backend caller). Validate that amount is greater than zero, emit an event on successful receipt, and document clearly who is permitted to call this function and why.
3)distribute — Restrict to admin or an authorized backend address set at init. Include checks to prevent distribution of zero balances and document the distribution logic clearly.

Testing
1)Test successful init with valid admin and token address
2)Test that re-initialization is rejected
3)Test receive_payment with an authorized caller, unauthorized caller, and zero amount
4)Test distribute with admin, authorized backend, and unauthorized caller
5)Test full settlement flow end-to-end
6)Target minimum 95% coverage as required

Security considerations given my auditing background I'll also ensure there are no reentrancy risks in distribute, no integer overflows in payment accumulation, and that access control cannot be bypassed through edge cases.

I'll follow the suggested branch name feature/settlement-init-and-auth and commit message feat: settlement init and access control, and include full test output in the PR.

Can I be assigned to this?

ℹ️ Repo Maintainers: To accept this application, review their application or assign @Austinaminu2 to this issue.

[daveades]

@daveades has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

Good Day,

I’ve reviewed Issue #45 – Implement Settlement Contract Init and Access Control in the Callora-Contracts repository.

The scope is clear: implement a secure init(admin, token_address) for the revenue settlement contract and enforce strict access control over receive_payment and distribute.

I’m confident I can deliver this in a clean and review-friendly way by:

• Implementing init(admin, token_address) with proper one-time initialization safeguards

• Persisting admin/owner and optional token address in contract storage

• Restricting:

  • receive_payment(amount) to authorized callers (as defined in documentation — e.g., vault or backend role)
  • distribute(...) to admin or explicitly authorized backend role

• Adding explicit authorization checks with clear error messages

• Writing comprehensive tests covering:

  • Successful initialization
  • Re-initialization prevention
  • Unauthorized access attempts
  • Authorized execution paths

• Achieving ≥95% test coverage

• Documenting clearly:

  • Who is permitted to call each function
  • Security assumptions
  • Role responsibilities

• Including test output in the PR for verification

I will follow the branch guideline feature/settlement-init-and-auth and ensure all changes remain efficient, secure, and easy to audit.

I’d appreciate being assigned this issue and can complete it within the 96-hour timeframe.

Thank you for your consideration.

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[AbuJulaybeeb]

@AbuJulaybeeb has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

Hi maintainer,
Could take on this

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[gelluisaac]

@gelluisaac has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

I’m interested in tackling this! I have a strong background in smart contract development and full-stack systems, so I'm well-equipped to handle the requirements here. Could you please assign this to me?

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[Osuochasam]

@Osuochasam has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

Dear maintainer, assign me this task and i'll run as fast as possible

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[hakymulla]

@hakymulla has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

I'd like to apply for this issue. I have open source experience on the stellar ecosystem.

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[Agbasimere]

@Agbasimere has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

Can i work on this?

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[Adeswalla]

@Adeswalla has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

Hello Maintainter,
I would like to apply to this issue and work on it because as a Javascript and Typescript i prioritize functional and production-level code.

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