DataLiteCore swift package

Sources/DataLiteCore/Extensions/Date.swift

@@ -0,0 +1,39 @@
+import Foundation
+
+extension Date: SQLiteRawRepresentable {
+    /// Provides the `SQLiteRawValue` representation for `Date` types.
+    ///
+    /// This implementation converts the `Date` value to an `SQLiteRawValue` of type `.text`.
+    /// The date is formatted as an ISO 8601 string.
+    ///
+    /// - Returns: An `SQLiteRawValue` of type `.text`, containing the ISO 8601 string representation of the date.
+    public var sqliteRawValue: SQLiteRawValue {
+        let formatter = ISO8601DateFormatter()
+        let dateString = formatter.string(from: self)
+        return .text(dateString)
+    }
+    
+    /// Initializes an instance of `Date` from an `SQLiteRawValue`.
+    ///
+    /// This initializer handles `SQLiteRawValue` of type `.text`, converting it from an ISO 8601 string.
+    /// It also supports `.int` and `.real` types representing time intervals since 1970.
+    ///
+    /// - Parameter sqliteRawValue: The raw SQLite value used to initialize the instance.
+    public init?(_ sqliteRawValue: SQLiteRawValue) {
+        switch sqliteRawValue {
+        case .int(let value):
+            self.init(timeIntervalSince1970: TimeInterval(value))
+        case .real(let value):
+            self.init(timeIntervalSince1970: value)
+        case .text(let value):
+            let formatter = ISO8601DateFormatter()
+            if let date = formatter.date(from: value) {
+                self = date
+            } else {
+                return nil
+            }
+        default:
+            return nil
+        }
+    }
+}