Initial release

1 files changed, 88 insertions, 0 deletions

diff --git a/internal/ui/har.go b/internal/ui/har.go
new file mode 100644
index 0000000..ba3e085
--- /dev/null
+++ b/internal/ui/har.go
@@ -0,0 +1,88 @@
+package ui
+
+import (
+	"fmt"
+	"time"
+
+	"fyne.io/fyne/v2"
+	"fyne.io/fyne/v2/dialog"
+
+	"github.com/shiv/internal/logger"
+	"github.com/shiv/internal/store"
+)
+
+// exportHAR exports all transactions matching the current filter to a HAR file.
+// It paginates through the DB so all rows are exported, not just the visible page.
+func (h *historyTab) exportHAR() {
+	if len(h.displayed) == 0 {
+		dialog.ShowInformation("Export HAR", "No transactions to export.", h.win)
+		return
+	}
+
+	f := h.currentFilter()
+
+	go func() {
+		// Paginate through all matching rows from DB.
+		var all []store.Transaction
+		var cursor uint64
+		for {
+			page, err := h.projectStore.TransactionsPage(cursor, f)
+			if err != nil {
+				fyne.Do(func() {
+					dialog.ShowError(fmt.Errorf("HAR export failed: %w", err), h.win)
+				})
+				return
+			}
+			if len(page) == 0 {
+				break
+			}
+			all = append(all, page...)
+			if len(page) < store.PageSize {
+				break
+			}
+			cursor = page[len(page)-1].ID
+		}
+
+		if len(all) == 0 {
+			fyne.Do(func() {
+				dialog.ShowInformation("Export HAR", "No transactions to export.", h.win)
+			})
+			return
+		}
+
+		// Fetch full bodies — page rows omit bodies for performance.
+		full := make([]store.Transaction, 0, len(all))
+		for _, tx := range all {
+			fullTx, err := h.projectStore.GetTransaction(tx.ID)
+			if err != nil {
+				logger.Error("har: get transaction %d: %v", tx.ID, err)
+				full = append(full, tx)
+				continue
+			}
+			full = append(full, *fullTx)
+		}
+
+		data, err := store.ExportHAR(full)
+		if err != nil {
+			fyne.Do(func() {
+				dialog.ShowError(fmt.Errorf("HAR export failed: %w", err), h.win)
+			})
+			return
+		}
+
+		fyne.Do(func() {
+			saveDialog := dialog.NewFileSave(func(wc fyne.URIWriteCloser, err error) {
+				if err != nil || wc == nil {
+					return
+				}
+				defer wc.Close()
+				if _, err := wc.Write(data); err != nil {
+					logger.Error("har: write: %v", err)
+					dialog.ShowError(err, h.win)
+				}
+			}, h.win)
+			saveDialog.SetFileName(fmt.Sprintf("shiv-%s.har", time.Now().Format("2006-01-02-150405")))
+			saveDialog.Show()
+		})
+	}()
+}