From db1c9580733a9f88481feb314bd95d62c85156a2 Mon Sep 17 00:00:00 2001
From: Greg <gmp@wow.st>
Date: Tue, 8 Sep 2020 13:14:09 -0400
Subject: [PATCH] Add filter to password list view.

---
 cmd/passgo-gui/main.go | 68 ++++++++++++++++++++++++++++++++++--------
 1 file changed, 56 insertions(+), 12 deletions(-)

diff --git a/cmd/passgo-gui/main.go b/cmd/passgo-gui/main.go
index b90b5ed..5c5cbd0 100644
--- a/cmd/passgo-gui/main.go
+++ b/cmd/passgo-gui/main.go
@@ -242,24 +242,62 @@ func eventLoop() {
 	overlay := copied
 	var overlayStart time.Time
 
+	FilterEd := &widget.Editor{SingleLine: true}
 	updateBtns := func() {
 		passBtns = passBtns[:0]
 		pathnames = pathnames[:0]
-		mux.Lock()
-		for _, x := range l {
-			_, n := path.Split(x.Pathname)
-			s := strings.Repeat("  /", x.Level)
-			z := ""
-			if x.Dir {
-				z = "/"
+		dirs := make(map[string]bool) // visited pathnames
+
+		var addd, addf func(x passgo.Pass)
+		addd = func(x passgo.Pass) {
+			if x.Level < 1 {
+				return
 			}
+			d, n := path.Split(x.Pathname)
+			x = passgo.Pass{
+				Pathname: d,
+				Level: x.Level - 1,
+				Dir: true,
+			}
+			fmt.Printf("addd(): d/n = '%s'/'%s'\n", d,n)
+			if dirs[d] != true {
+				addd(x)
+			}
+			dirs[x.Pathname] = true
+			s := strings.Repeat("  /", x.Level)
+			lbl := strings.Join([]string{s, d}, "")
 			passBtns = append(passBtns, &Button{
-				Size:       unit.Sp(fontSize),
-				Label:      strings.Join([]string{s, n, z}, ""),
+				Size:  unit.Sp(fontSize),
+				Label: lbl,
 				Background: gray,
 			})
 			pathnames = append(pathnames, x.Pathname)
 		}
+
+		flt := strings.ToUpper(FilterEd.Text())
+		addf = func(x passgo.Pass) {
+			if !strings.Contains(strings.ToUpper(x.Pathname), flt) {
+				return
+			}
+			d, n := path.Split(x.Pathname)
+			s := strings.Repeat("  /", x.Level)
+			lbl := strings.Join([]string{s, n}, "")
+			if dirs[d] != true {
+				addd(x)
+			}
+			passBtns = append(passBtns, &Button{
+				Size:       unit.Sp(fontSize),
+				Label:      lbl,
+				Background: gray,
+			})
+			pathnames = append(pathnames, x.Pathname)
+		}
+		mux.Lock()
+		for _, x := range l {
+			if !x.Dir {
+				addf(x)
+			}
+		}
 		mux.Unlock()
 	}
 
@@ -378,7 +416,10 @@ func eventLoop() {
 		start2 := float64(Config.ClearDelay)
 		fade2a, end := start2+1.5, start2+2.0
 
-		c2 := layout.Flexed(1.0, func(gtx C) D {
+		c2 := layout.Rigid(func(gtx C) D {
+			return material.Editor(th, FilterEd, "filter").Layout(gtx)
+		})
+		c3 := layout.Flexed(1.0, func(gtx C) D {
 			var ret D
 			mux.Lock()
 			if lst.Dragging() {
@@ -435,7 +476,7 @@ func eventLoop() {
 			mux.Unlock()
 			return ret
 		})
-		ret := flex.Layout(gtx, c1, c2)
+		ret := flex.Layout(gtx, c1, c2, c3)
 		x := time.Since(overlayStart).Seconds()
 		if x >= fade1b && x < start2 && animating {
 			animOff()
@@ -484,6 +525,9 @@ func eventLoop() {
 		if animating && x > end {
 			animOff()
 		}
+		if len(FilterEd.Events()) > 0 {
+			updateBtns()
+		}
 		return ret
 	}
 
@@ -836,7 +880,7 @@ func eventLoop() {
 			}
 			switch e := e.(type) {
 			case system.DestroyEvent:
-				return
+				os.Exit(0)
 			case system.StageEvent:
 				if e.Stage == system.StageRunning {
 					go func() {