From e5a2279505357c1ac75ee1350101870faadf8ed3 Mon Sep 17 00:00:00 2001
From: Simon Let <simon.a.let@gmail.com>
Date: Fri, 1 May 2020 23:02:22 +0200
Subject: [PATCH] add simple status line

---
 cmd/cli/highlight.go |  6 ++++++
 cmd/cli/main.go      | 35 +++++++++++++++++++++++++++++++++--
 2 files changed, 39 insertions(+), 2 deletions(-)

diff --git a/cmd/cli/highlight.go b/cmd/cli/highlight.go
index eabe539..6a8c39d 100644
--- a/cmd/cli/highlight.go
+++ b/cmd/cli/highlight.go
@@ -27,6 +27,12 @@ func cleanHighlight(str string) string {
 	return str
 }
 
+func highlightStatus(str string) string {
+	invert := "\033[7;1m"
+	end := "\033[0m"
+	return invert + cleanHighlight(str) + end
+}
+
 func highlightSelected(str string) string {
 	// template "\033[3%d;%dm"
 	// invertGreen := "\033[32;7;1m"
diff --git a/cmd/cli/main.go b/cmd/cli/main.go
index 7fde661..70a1da9 100644
--- a/cmd/cli/main.go
+++ b/cmd/cli/main.go
@@ -440,8 +440,15 @@ func (m manager) normalMode(g *gocui.Gui, v *gocui.View) error {
 		}
 	}
 
+	// status line
+	topBoxSize := 3 // size of the query box up top
+	realLineLength := maxX - 2
+	printedLineLength := maxX - 4
+	selectedCommand := m.s.data[m.s.highlightedItem].cmdLine
+	var selectedLineCount int = len(selectedCommand)/(printedLineLength) + 1
+
 	for i, itm := range m.s.data {
-		if i == maxY {
+		if i == maxY-topBoxSize-selectedLineCount {
 			if debug {
 				log.Println(maxY)
 			}
@@ -449,7 +456,7 @@ func (m manager) normalMode(g *gocui.Gui, v *gocui.View) error {
 		}
 		displayStr, _ := itm.produceLine(longestFlagsLen)
 		if m.s.highlightedItem == i {
-			// use actual min requried length instead of 420 constant
+			// maxX * 2 because there are escape sequences that make it hard to tell the real string lenght
 			displayStr = doHighlightString(displayStr, maxX*2)
 			if debug {
 				log.Println("### HightlightedItem string :", displayStr)
@@ -469,6 +476,30 @@ func (m manager) normalMode(g *gocui.Gui, v *gocui.View) error {
 		// 	v.SetHighlight(m.s.highlightedItem, true)
 		// }
 	}
+	// status line
+	var idxSt, idxEnd int
+	var nextLine bool
+	tab := "    "
+	tabSize := len(tab)
+	for idxSt < len(selectedCommand) {
+		idxEnd = idxSt + printedLineLength
+		if nextLine {
+			idxEnd -= tabSize
+		}
+
+		if idxEnd > len(selectedCommand) {
+			idxEnd = len(selectedCommand)
+		}
+		str := selectedCommand[idxSt:idxEnd]
+
+		indent := " "
+		if nextLine {
+			indent += tab
+		}
+		v.WriteString(highlightStatus(rightCutPadString(indent+str, realLineLength)) + "\n")
+		idxSt += printedLineLength
+		nextLine = true
+	}
 	if debug {
 		log.Println("len(data) =", len(m.s.data))
 		log.Println("highlightedItem =", m.s.highlightedItem)