diff --git a/IDENTIFIED_ISSUES.md b/IDENTIFIED_ISSUES.md deleted file mode 100644 index b1b8dcf..0000000 --- a/IDENTIFIED_ISSUES.md +++ /dev/null @@ -1,177 +0,0 @@ -# Project Analysis - 20 Critical Issues Identified - -## Critical Bugs (5) - -### 1. Critical Bug in usePiggyBank Hook - Contract Address/ABI Parameter Swap -**Location:** `frontend/src/hooks/usePiggyBank.ts:92-103` -**Severity:** Critical -**Description:** The `useReadContract` calls have parameters in wrong order (address and abi swapped), causing contract calls to fail. -**Expected Behavior:** Contract should read owner and calculate totals properly -**Suggested Fix:** Swap parameters to correct order in all useReadContract calls - -### 2. ABI Mismatch - Missing Contract Functions -**Location:** `frontend/src/config/contracts.ts` -**Severity:** High -**Description:** The ABI is missing several functions that exist in the actual Solidity contract (pause, unpause, transferOwnership, isUnlocked) -**Expected Behavior:** Frontend should have complete ABI matching the deployed contract -**Suggested Fix:** Update ABI to include all contract functions and events - -### 3. Network Hardcoding in WalletInfo -**Location:** `frontend/src/components/WalletInfo.tsx:94` -**Severity:** Medium -**Description:** Explorer URL is hardcoded to Base Sepolia, won't work for other networks -**Expected Behavior:** Should show correct explorer based on current network -**Suggested Fix:** Dynamically determine explorer URL based on network ID - -### 4. Input Validation Vulnerability in PiggyBankDashboard -**Location:** `frontend/src/components/PiggyBankDashboard.tsx:94-95` -**Severity:** High -**Description:** DOM manipulation using querySelector without proper validation, potential XSS risk -**Expected Behavior:** Should use React state management instead of DOM manipulation -**Suggested Fix:** Use controlled components with proper validation - -### 5. Missing Error Boundaries Implementation -**Location:** App level component -**Severity:** Medium -**Description:** No error boundaries to handle component crashes gracefully -**Expected Behavior:** Should catch and display errors gracefully instead of crashing -**Suggested Fix:** Implement error boundaries around main components - -## Security Issues (4) - -### 6. Missing Input Sanitization -**Location:** Multiple form components -**Severity:** High -**Description:** User inputs are not sanitized before processing -**Expected Behavior:** All user inputs should be validated and sanitized -**Suggested Fix:** Add input validation and sanitization utilities - -### 7. Local Storage Data Leak -**Location:** `frontend/src/components/PiggyBankDashboard.tsx` -**Severity:** Medium -**Description:** Saved state data not encrypted, potential privacy concern -**Expected Behavior:** Sensitive data should be encrypted or validated -**Suggested Fix:** Add data encryption or validation for stored data - -### 8. Missing CSP Headers Configuration -**Location:** Vite config -**Severity:** Medium -**Description:** No Content Security Policy headers configured -**Expected Behavior:** Should have proper CSP headers for security -**Suggested Fix:** Add CSP configuration in vite.config.ts - -### 9. Transaction State Not Persisted -**Location:** Transaction handling throughout app -**Severity:** Low -**Description:** Transaction states not persisted, lost on page refresh -**Expected Behavior:** Should maintain transaction history across sessions -**Suggested Fix:** Add transaction persistence to localStorage or state - -## Performance Issues (3) - -### 10. Missing Environment Validation on Startup -**Location:** App initialization -**Severity:** Medium -**Description:** Environment variables not validated until first use, causing silent failures -**Expected Behavior:** Should validate all required environment variables on app startup -**Suggested Fix:** Add startup validation function - -### 11. Inefficient Component Re-renders -**Location:** Multiple components -**Severity:** Medium -**Description:** Components re-render unnecessarily due to missing memo and useCallback -**Expected Behavior:** Components should only re-render when necessary -**Suggested Fix:** Add React.memo, useMemo, and useCallback where appropriate - -### 12. No Caching Strategy for Contract Calls -**Location:** `frontend/src/hooks/usePiggyBank.ts` -**Severity:** Low -**Description:** Contract calls are made frequently without caching -**Expected Behavior:** Should cache contract data to reduce RPC calls -**Suggested Fix:** Implement caching with React Query or similar - -## Code Quality Issues (4) - -### 13. Missing TypeScript Strict Mode -**Location:** tsconfig.json -**Severity:** Medium -**Description:** TypeScript strict mode not enabled, missing type safety -**Expected Behavior:** Should enable strict TypeScript checking -**Suggested Fix:** Enable strict mode in tsconfig.json - -### 14. Console.log Statements in Production Code -**Location:** Multiple files (PiggyBankDashboard, diagnostics) -**Severity:** Low -**Description:** Debug console statements not removed for production -**Expected Behavior:** Should remove or conditionally include debug statements -**Suggested Fix:** Add proper logging utility with environment checks - -### 15. Inconsistent Error Handling -**Location:** Throughout application -**Severity:** Medium -**Description:** Error handling patterns are inconsistent across components -**Expected Behavior:** Should have consistent error handling patterns -**Suggested Fix:** Create centralized error handling utility - -### 16. Missing Loading States -**Location:** Components making async calls -**Severity:** Low -**Description:** Some components don't show loading states during async operations -**Expected Behavior:** Should show loading states for all async operations -**Suggested Fix:** Add loading states to all async operations - -## Testing Gaps (3) - -### 17. Missing Unit Tests for Custom Hooks -**Location:** `frontend/src/hooks/` -**Severity:** High -**Description:** Custom hooks have no unit tests -**Expected Behavior:** All hooks should have comprehensive unit tests -**Suggested Fix:** Add unit tests for usePiggyBank, useTimelock, useWalletHistory hooks - -### 18. Incomplete E2E Test Coverage -**Location:** `frontend/e2e/` -**Severity:** Medium -**Description:** E2E tests only cover basic deposit flow, missing edge cases -**Expected Behavior:** Should have comprehensive E2E test coverage -**Suggested Fix:** Add E2E tests for withdraw, error handling, network switching - -### 19. No Integration Tests -**Location:** Testing setup -**Severity:** Medium -**Description:** No integration tests for contract interactions -**Expected Behavior:** Should have integration tests for contract interactions -**Suggested Fix:** Add integration tests using mocked contract calls - -## Documentation & UX Issues (1) - -### 20. Missing Accessibility Features -**Location:** UI components -**Severity:** Medium -**Description:** No ARIA labels, keyboard navigation, or screen reader support -**Expected Behavior:** Should be accessible to users with disabilities -**Suggested Fix:** Add ARIA labels, keyboard navigation, and accessibility features - -## Implementation Priority - -**Critical (Fix Immediately):** -- Issue #1: usePiggyBank parameter swap -- Issue #2: ABI mismatch - -**High (Fix Soon):** -- Issue #4: Input validation vulnerability -- Issue #6: Missing input sanitization -- Issue #17: Missing unit tests for hooks - -**Medium (Fix This Sprint):** -- Issues #3, #5, #7, #8, #10, #11, #13, #15, #18, #19, #20 - -**Low (Fix When Time Permits):** -- Issues #9, #12, #14, #16 - -## Next Steps - -1. Create GitHub issues for each problem -2. Implement fixes in order of priority -3. Add comprehensive tests for all fixes -4. Update documentation as needed \ No newline at end of file diff --git a/IMPLEMENTATION_SUMMARY.md b/IMPLEMENTATION_SUMMARY.md deleted file mode 100644 index b42c07a..0000000 --- a/IMPLEMENTATION_SUMMARY.md +++ /dev/null @@ -1,196 +0,0 @@ -# Implementation Summary - Ajo PiggyBank Project Review & Fixes - -## Overview -Successfully completed comprehensive project analysis and implemented critical fixes for the Ajo PiggyBank decentralized savings application. This report summarizes the analysis, issues identified, and implementation of fixes. - -## Project Analysis Completed ✅ - -### Codebase Structure Analyzed -- **Frontend**: React 19 + Vite 7 + TypeScript application -- **Smart Contracts**: Solidity PiggyBank contract with time-lock functionality -- **Web3 Integration**: REOWN AppKit with WalletConnect v2 -- **Testing**: Vitest for unit tests, Playwright for E2E tests -- **Build System**: Vite with React plugin - -### Issues Identified: 20 Critical Issues ✅ - -**Analysis documented in**: `IDENTIFIED_ISSUES.md` -**GitHub issue templates created**: `GITHUB_ISSUES.md` - -## Implementation Status - -### ✅ Critical Issues Fixed (2/2) - -#### 1. Fixed Parameter Swap Bug in usePiggyBank Hook -**Branch**: `issue/1-fix-piggybank-parameter-swap` -**Status**: ✅ Completed -**Changes Made**: -- Fixed swapped `address` and `abi` parameters in `useReadContract` calls -- Removed non-existent `totalDeposits` and `totalWithdrawals` function calls -- Added proper error handling for missing contract functions -- Updated admin dashboard to handle undefined values gracefully - -**Files Modified**: -- `frontend/src/hooks/usePiggyBank.ts` - -**Impact**: ✅ Contract interactions now work correctly, admin dashboard functions properly - -#### 2. Updated ABI to Include All Contract Functions -**Branch**: `issue/2-fix-abi-mismatch` -**Status**: ✅ Completed -**Changes Made**: -- Added missing `isUnlocked()` function to ABI -- Added missing `pause()` and `unpause()` functions -- Added missing `transferOwnership(address)` function -- Added missing `Paused`, `Unpaused`, and `OwnershipTransferred` events -- Full contract-frontend interaction now enabled - -**Files Modified**: -- `frontend/src/config/contracts.ts` - -**Impact**: ✅ Complete ABI matching deployed contract, full feature access - -### ✅ High Priority Issues Fixed (2/2) - -#### 3. Fixed Input Validation Vulnerability -**Branch**: `issue/4-fix-input-validation-vulnerability` -**Status**: ✅ Completed -**Changes Made**: -- Removed unsafe `document.querySelector()` DOM manipulation -- Added `onAmountChange` callback prop to `DepositForm` -- Implemented React state management instead of DOM access -- Added input validation and sanitization -- Removed debug console.log statements - -**Files Modified**: -- `frontend/src/components/PiggyBankDashboard.tsx` -- `frontend/src/components/DepositForm.tsx` - -**Impact**: ✅ Security vulnerability resolved, proper React patterns implemented - -#### 4. Added Comprehensive Input Sanitization -**Branch**: `issue/6-add-input-sanitization` -**Status**: ✅ Completed -**Changes Made**: -- Created centralized validation utility: `frontend/src/utils/validation.ts` -- Implemented `validateEthAmount()`, `validateAddress()`, `validateName()` functions -- Added proper error handling and sanitization for all inputs -- Updated components to use centralized validation -- Added validation patterns and error messages - -**Files Created/Modified**: -- `frontend/src/utils/validation.ts` (NEW) -- `frontend/src/components/PiggyBankDashboard.tsx` -- `frontend/src/components/DepositForm.tsx` - -**Impact**: ✅ Security vulnerabilities resolved, consistent validation across app - -### 🔄 Remaining Issues to Implement (16/20) - -#### Medium Priority Issues (11 remaining) -- **Issue #3**: Network hardcoding in WalletInfo component -- **Issue #5**: Missing error boundaries implementation -- **Issue #7**: Local storage data encryption -- **Issue #8**: Missing CSP headers configuration -- **Issue #10**: Environment validation on startup -- **Issue #11**: Component re-render optimization -- **Issue #13**: TypeScript strict mode -- **Issue #15**: Consistent error handling patterns -- **Issue #18**: E2E test coverage expansion -- **Issue #19**: Integration tests for contract interactions -- **Issue #20**: Accessibility features - -#### Low Priority Issues (5 remaining) -- **Issue #9**: Transaction state persistence -- **Issue #12**: Contract call caching strategy -- **Issue #14**: Console.log cleanup -- **Issue #16**: Loading states for async operations - -## Technical Achievements - -### Security Improvements ✅ -1. **Eliminated DOM manipulation vulnerabilities** -2. **Added comprehensive input sanitization** -3. **Implemented centralized validation patterns** -4. **Removed debug statements from production code** - -### Code Quality Improvements ✅ -1. **Fixed critical contract interaction bugs** -2. **Updated ABI for complete contract coverage** -3. **Implemented proper React state management** -4. **Added type safety improvements** - -### Architecture Improvements ✅ -1. **Created reusable validation utilities** -2. **Improved component communication patterns** -3. **Enhanced error handling strategies** -4. **Established consistent coding patterns** - -## Branches Created & Commits - -### Completed Branches -1. **`issue/1-fix-piggybank-parameter-swap`** - 1 commit -2. **`issue/2-fix-abi-mismatch`** - 1 commit -3. **`issue/4-fix-input-validation-vulnerability`** - 1 commit -4. **`issue/6-add-input-sanitization`** - 1 commit - -### Commit Summary -- **Total commits**: 4 -- **Files created**: 1 (`frontend/src/utils/validation.ts`) -- **Files modified**: 5 -- **Lines added**: ~300 -- **Lines removed**: ~25 - -## Testing & Quality Assurance - -### Code Quality Checks ✅ -- All modified files compile without errors -- TypeScript validation passes -- ESLint checks pass -- Hot module replacement works correctly - -### Security Validation ✅ -- Input validation implemented for all user inputs -- DOM manipulation vulnerabilities eliminated -- Centralized sanitization patterns established -- Error handling improved - -## Next Steps - -### Immediate Actions Required -1. **Merge completed branches** to main development branch -2. **Run comprehensive testing** on all fixed functionality -3. **Continue with medium priority issues** if time permits - -### Recommended Implementation Order -1. **Environment validation startup** (Issue #10) -2. **Error boundaries implementation** (Issue #5) -3. **TypeScript strict mode** (Issue #13) -4. **E2E test expansion** (Issue #18) - -## Repository Status - -### Current State -- **4 branches created** with completed fixes -- **Ready for PR creation** for each branch -- **Backward compatibility maintained** -- **No breaking changes introduced** - -### Deployment Readiness -- ✅ Core functionality fixed -- ✅ Security vulnerabilities addressed -- ✅ Code quality improvements implemented -- ✅ Ready for production testing - -## Conclusion - -Successfully completed the most critical fixes for the Ajo PiggyBank application: - -1. **Resolved contract interaction failures** -2. **Eliminated security vulnerabilities** -3. **Implemented comprehensive input validation** -4. **Improved overall code quality and maintainability** - -The application is now significantly more secure, stable, and maintainable. The remaining 16 issues can be addressed in future development cycles based on priority and resource availability. - -**Impact**: The application now has a solid foundation with critical bugs fixed and security measures in place, enabling safe continued development and eventual production deployment. \ No newline at end of file diff --git a/fix_encoding.py b/fix_encoding.py deleted file mode 100644 index ab7569d..0000000 --- a/fix_encoding.py +++ /dev/null @@ -1,25 +0,0 @@ -#!/usr/bin/env python3 - -import os - -files = [ - 'frontend/src/components/SecurePrompt.tsx', - 'frontend/src/utils/secureStorage.ts' -] - -for filepath in files: - if os.path.exists(filepath): - with open(filepath, 'r', encoding='utf-8') as f: - content = f.read() - - # Fix the problematic line - replace the bad single quote character - content = content.replace("\"': ''", "\"': '''") - - with open(filepath, 'w', encoding='utf-8') as f: - f.write(content) - - print(f'Fixed {filepath}') - else: - print(f'File not found: {filepath}') - -print('All files processed') \ No newline at end of file