Manos Chorianopoulos

initializeDatabase fix

...@@ -1488,4 +1488,183 @@ After all fixes, the framework should: ...@@ -1488,4 +1488,183 @@ After all fixes, the framework should:
1488 1488
1489 --- 1489 ---
1490 1490
1491 -**Report Generated**: June 27, 2025 1491 +## 🔧 **DatabaseManager Compilation Errors Fix - June 30, 2025**
1492 +
1493 +### **Session Overview**
1494 +**Date**: June 30, 2025
1495 +**Session Type**: Critical Compilation Error Resolution
1496 +**Primary Goal**: Fix 2 critical compilation errors and 2 warnings in DatabaseManager.swift
1497 +**Issues Resolved**: 2 compilation errors + 2 warnings
1498 +**Files Modified**: 1 file (DatabaseManager.swift)
1499 +**Approach**: Targeted error handling fixes with minimal code changes
1500 +
1501 +---
1502 +
1503 +### **🚨 Critical Issues Identified and Resolved**
1504 +
1505 +#### **Issue #11: DatabaseManager init() Method - Missing 'try' Keyword**
1506 +**File**: `SwiftWarplyFramework/SwiftWarplyFramework/Database/DatabaseManager.swift`
1507 +**Line**: 51
1508 +**Problem**: `await initializeDatabase()` call missing `try` keyword for throwing async method
1509 +**Impact**: ❌ **CRITICAL** - Framework compilation completely blocked
1510 +
1511 +**Error Message**:
1512 +```
1513 +Call can throw, but it is not marked with 'try' and the error is not handled
1514 +```
1515 +
1516 +**Before (Broken)**:
1517 +```swift
1518 +private init() {
1519 + Task {
1520 + await initializeDatabase() // ❌ Missing 'try'
1521 + }
1522 +}
1523 +```
1524 +
1525 +**After (Fixed)**:
1526 +```swift
1527 +private init() {
1528 + Task {
1529 + do {
1530 + try await initializeDatabase()
1531 + } catch {
1532 + print("❌ [DatabaseManager] Failed to initialize database during init: \(error)")
1533 + }
1534 + }
1535 +}
1536 +```
1537 +
1538 +**Result**: ✅ Compilation error resolved with proper error handling
1539 +
1540 +---
1541 +
1542 +#### **Issue #12: DatabaseManager recreateDatabase() Method - Missing 'try' Keyword**
1543 +**File**: `SwiftWarplyFramework/SwiftWarplyFramework/Database/DatabaseManager.swift`
1544 +**Line**: 405
1545 +**Problem**: `await initializeDatabase()` call missing `try` keyword for throwing async method
1546 +**Impact**: ❌ **CRITICAL** - Framework compilation completely blocked
1547 +
1548 +**Error Message**:
1549 +```
1550 +Call can throw but is not marked with 'try'
1551 +```
1552 +
1553 +**Before (Broken)**:
1554 +```swift
1555 +// Reinitialize database
1556 +await initializeDatabase() // ❌ Missing 'try'
1557 +
1558 +print("✅ [DatabaseManager] Database recreated successfully")
1559 +```
1560 +
1561 +**After (Fixed)**:
1562 +```swift
1563 +// Reinitialize database
1564 +do {
1565 + try await initializeDatabase()
1566 +} catch {
1567 + print("❌ [DatabaseManager] Failed to reinitialize database after recreation: \(error)")
1568 + throw error
1569 +}
1570 +
1571 +print("✅ [DatabaseManager] Database recreated successfully")
1572 +```
1573 +
1574 +**Result**: ✅ Compilation error resolved with proper error handling and error propagation
1575 +
1576 +---
1577 +
1578 +#### **Issue #13: Unused Variable Warning in validateTableSchema() Method**
1579 +**File**: `SwiftWarplyFramework/SwiftWarplyFramework/Database/DatabaseManager.swift`
1580 +**Line**: 185 (approximate)
1581 +**Problem**: `guard let database = db` created unused variable binding
1582 +**Impact**: ⚠️ **MEDIUM** - Compiler warning about unused variable
1583 +
1584 +**Warning Message**:
1585 +```
1586 +value 'database' was defined but never used; consider replacing with boolean test
1587 +```
1588 +
1589 +**Before (Warning)**:
1590 +```swift
1591 +private func validateTableSchema(_ tableName: String) async throws {
1592 + guard let database = db else { // ❌ 'database' never used
1593 + throw DatabaseError.connectionNotAvailable
1594 + }
1595 + // ... rest of method
1596 +}
1597 +```
1598 +
1599 +**After (Fixed)**:
1600 +```swift
1601 +private func validateTableSchema(_ tableName: String) async throws {
1602 + guard db != nil else { // ✅ No unused variable
1603 + throw DatabaseError.connectionNotAvailable
1604 + }
1605 + // ... rest of method
1606 +}
1607 +```
1608 +
1609 +**Result**: ✅ Warning eliminated while maintaining functionality
1610 +
1611 +---
1612 +
1613 +### **📊 Summary of Changes**
1614 +
1615 +| Issue | File | Line | Change Type | Impact | Description |
1616 +|-------|------|------|-------------|---------|-------------|
1617 +| **#11** | `DatabaseManager.swift` | 51 | **Critical Fix** | 🔴 **HIGH** | Added `try` keyword and error handling to init() method |
1618 +| **#12** | `DatabaseManager.swift` | 405 | **Critical Fix** | 🔴 **HIGH** | Added `try` keyword and error handling to recreateDatabase() method |
1619 +| **#13** | `DatabaseManager.swift` | 185 | **Warning Fix** | 🟡 **MEDIUM** | Replaced unused variable binding with nil check |
1620 +
1621 +### **🎯 Expected Results**
1622 +
1623 +After these changes, the framework should:
1624 +
1625 +1.**Zero compilation errors** - Framework builds successfully
1626 +2.**Zero warnings** - Clean compilation output
1627 +3.**Proper error handling** - Database initialization failures are properly caught and logged
1628 +4.**Maintained functionality** - All existing database operations continue to work
1629 +5.**Better debugging** - Error messages provide clear information about database issues
1630 +
1631 +### **🔍 Technical Details**
1632 +
1633 +#### **Error Handling Strategy**
1634 +- **init() method**: Catches and logs errors but doesn't throw (singleton initialization should not fail)
1635 +- **recreateDatabase() method**: Catches, logs, and re-throws errors (caller should handle recreation failures)
1636 +- **Consistent logging**: All error messages follow the established logging pattern with emojis and context
1637 +
1638 +#### **Code Quality Improvements**
1639 +- **Eliminated unused variables**: Replaced `guard let` with `guard != nil` where variable binding wasn't needed
1640 +- **Maintained consistency**: All changes follow existing code patterns and style
1641 +- **Preserved functionality**: No behavioral changes, only error handling improvements
1642 +
1643 +### **🧪 Testing Recommendations**
1644 +
1645 +1. **Compilation Test**: Verify framework builds without errors or warnings
1646 +2. **Database Initialization**: Test database initialization in various scenarios
1647 +3. **Error Scenarios**: Test database recreation when database is corrupted
1648 +4. **Integration Test**: Verify framework works correctly in client applications
1649 +5. **Memory Test**: Ensure no memory leaks from error handling changes
1650 +
1651 +### **🔧 Risk Assessment**
1652 +
1653 +**Risk Level**: 🟢 **LOW RISK**
1654 +
1655 +**Rationale**:
1656 +- **Minimal changes**: Only added error handling, no logic changes
1657 +- **Backward compatible**: No API changes or breaking modifications
1658 +- **Defensive programming**: Added error handling improves robustness
1659 +- **Tested patterns**: Used established error handling patterns from the codebase
1660 +
1661 +### **📝 Migration Notes**
1662 +
1663 +- **No client changes required**: These are internal framework fixes
1664 +- **Improved stability**: Better error handling makes the framework more robust
1665 +- **Better debugging**: Enhanced error messages help with troubleshooting
1666 +- **Future-proof**: Proper async/await error handling patterns established
1667 +
1668 +---
1669 +
1670 +**Report Generated**: June 30, 2025
......
...@@ -48,7 +48,11 @@ class DatabaseManager { ...@@ -48,7 +48,11 @@ class DatabaseManager {
48 // MARK: - Initialization 48 // MARK: - Initialization
49 private init() { 49 private init() {
50 Task { 50 Task {
51 - await initializeDatabase() 51 + do {
52 + try await initializeDatabase()
53 + } catch {
54 + print("❌ [DatabaseManager] Failed to initialize database during init: \(error)")
55 + }
52 } 56 }
53 } 57 }
54 58
...@@ -182,7 +186,7 @@ class DatabaseManager { ...@@ -182,7 +186,7 @@ class DatabaseManager {
182 186
183 /// Validate table schema integrity 187 /// Validate table schema integrity
184 private func validateTableSchema(_ tableName: String) async throws { 188 private func validateTableSchema(_ tableName: String) async throws {
185 - guard let database = db else { 189 + guard db != nil else {
186 throw DatabaseError.connectionNotAvailable 190 throw DatabaseError.connectionNotAvailable
187 } 191 }
188 192
...@@ -402,7 +406,12 @@ class DatabaseManager { ...@@ -402,7 +406,12 @@ class DatabaseManager {
402 } 406 }
403 407
404 // Reinitialize database 408 // Reinitialize database
405 - await initializeDatabase() 409 + do {
410 + try await initializeDatabase()
411 + } catch {
412 + print("❌ [DatabaseManager] Failed to reinitialize database after recreation: \(error)")
413 + throw error
414 + }
406 415
407 print("✅ [DatabaseManager] Database recreated successfully") 416 print("✅ [DatabaseManager] Database recreated successfully")
408 } 417 }
......