added typeaheead and introspetion

2026-10-18 17:24:28 +01:00
parent 8e5515afc0
commit d1cd3c2004
3 changed files with 106 additions and 2 deletions
@@ -6563,6 +6563,7 @@ private struct DBSynDataCompareView: View {
    @State private var table = ""
    @State private var isComparing = false
    @State private var report: DatabaseModel.DataComparisonReport?
+    @State private var syncPreview: DatabaseModel.DataSyncPreview?
    @State private var errorMessage: String?

    private var commonTables: [String] {
@@ -6602,6 +6603,30 @@ private struct DBSynDataCompareView: View {
                Spacer()
                Button("Compare") { compare() }
                    .disabled(table.isEmpty || targetDatabase.isEmpty || isComparing)
+                Button("Preview Missing-Row Sync…") { previewSync() }
+                    .disabled(table.isEmpty || targetDatabase.isEmpty || isComparing)
+            }
+            if let syncPreview {
+                VStack(alignment: .leading, spacing: 8) {
+                    Label("SQL preview — nothing has been executed", systemImage: "exclamationmark.shield")
+                        .font(.headline)
+                    Text(syncPreview.explanation).foregroundStyle(.secondary)
+                    HStack {
+                        Spacer()
+                        Button("Copy SQL") {
+                            NSPasteboard.general.clearContents()
+                            NSPasteboard.general.setString(syncPreview.sql, forType: .string)
+                        }
+                    }
+                    ScrollView {
+                        Text(syncPreview.sql)
+                            .font(.system(.body, design: .monospaced))
+                            .textSelection(.enabled)
+                            .frame(maxWidth: .infinity, alignment: .leading)
+                    }.frame(minHeight: 170)
+                }
+                .padding(12)
+                .background(Color(nsColor: .textBackgroundColor))
            }
            if isComparing { ProgressView("Comparing table samples…") }
            if let errorMessage {
@@ -6641,8 +6666,19 @@ private struct DBSynDataCompareView: View {
                targetDatabase = model.databases.first(where: { $0 != sourceDatabase }) ?? ""
            }
        }
-        .onChange(of: targetDatabase) { _, _ in table = ""; report = nil }
-        .onChange(of: table) { _, _ in report = nil }
+        .onChange(of: targetDatabase) { _, _ in table = ""; report = nil; syncPreview = nil }
+        .onChange(of: table) { _, _ in report = nil; syncPreview = nil }
+    }
+
+    private func previewSync() {
+        errorMessage = nil
+        report = nil
+        syncPreview = nil
+        do {
+            syncPreview = try model.previewMissingRowsSync(source: sourceDatabase, target: targetDatabase, table: table)
+        } catch {
+            errorMessage = error.localizedDescription
+        }
    }

    private func compare() {