From 59eafdbb4f6939c81571d292f45f807e5833b5d5 Mon Sep 17 00:00:00 2001
From: Bradley Cicenas <bradley.cicenas@gmail.com>
Date: Mon, 23 Jan 2017 15:00:33 +0000
Subject: [PATCH] add regex name filter to containermap

---
 config.go       |  1 +
 containermap.go | 10 +++++++++-
 grid.go         |  1 +
 menus.go        |  1 +
 4 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/config.go b/config.go
index cee4b32..26b2b09 100644
--- a/config.go
+++ b/config.go
@@ -34,6 +34,7 @@ func NewDefaultConfig() Config {
 	}
 	config := Config{
 		"dockerHost":   docker,
+		"filterStr":    "",
 		"sortField":    "id",
 		"sortReverse":  "0",
 		"enableHeader": "0",
diff --git a/containermap.go b/containermap.go
index 68a76ce..1e2378b 100644
--- a/containermap.go
+++ b/containermap.go
@@ -1,6 +1,8 @@
 package main
 
 import (
+	"fmt"
+	"regexp"
 	"sort"
 	"strings"
 
@@ -79,9 +81,15 @@ func (cm *ContainerMap) Get(id string) *Container {
 // Return array of all containers, sorted by field
 func (cm *ContainerMap) All() []*Container {
 	var containers Containers
+	filter := GlobalConfig["filterStr"]
+	re := regexp.MustCompile(fmt.Sprintf(".*%s", filter))
+
 	for _, c := range cm.containers {
-		containers = append(containers, c)
+		if re.FindAllString(c.name, 1) != nil {
+			containers = append(containers, c)
+		}
 	}
+
 	sort.Sort(containers)
 	return containers
 }
diff --git a/grid.go b/grid.go
index f611507..463d784 100644
--- a/grid.go
+++ b/grid.go
@@ -68,6 +68,7 @@ func (g *Grid) redrawCursor() {
 func (g *Grid) redrawRows() {
 	// reinit body rows
 	ui.Body.Rows = []*ui.Row{}
+	ui.Clear()
 
 	// build layout
 	if GlobalConfig["enableHeader"] == "1" {
diff --git a/menus.go b/menus.go
index 527670a..d97bb83 100644
--- a/menus.go
+++ b/menus.go
@@ -32,6 +32,7 @@ func FilterMenu() {
 	ui.Render(i)
 	i.InputHandlers()
 	ui.Handle("/sys/kbd/<enter>", func(ui.Event) {
+		updateConfig("filterStr", i.Data)
 		ui.StopLoop()
 	})
 	ui.Loop()