col sort asc/desc key

README.md

@@ -55,7 +55,7 @@ sudo curl -s "https://raw.githubusercontent.com/miguelmota/cointop/master/instal
 $ cointop
 ```
 
-### Cointop commands
+### Shortcuts
 
 List of default shortcuts:
 
@@ -78,6 +78,8 @@ Key|Action
 <kbd>Ctrl</kbd>+<kbd>p</kbd>|Go to previous page (vim style)
 <kbd>Ctrl</kbd>+<kbd>r</kbd>|Force refresh
 <kbd>Ctrl</kbd>+<kbd>u</kbd>|Jump page up (vim style)
+<kbd>Alt</kbd>+<kbd>↑</kbd>|Sort current column in ascending order
+<kbd>Alt</kbd>+<kbd>↓</kbd>|Sort current column in descending order
 <kbd>Alt</kbd>+<kbd>←</kbd>|Sort column to the left
 <kbd>Alt</kbd>+<kbd>→</kbd>|Sort column to the right
 <kbd>F1</kbd>|Show help|

cointop/help.go

@@ -12,5 +12,5 @@ func (ct *Cointop) openHelp(g *gocui.Gui, v *gocui.View) error {
 }
 
 func (ct *Cointop) helpLink() string {
-	return "https://github.com/miguelmota/cointop"
+	return "https://github.com/miguelmota/cointop#shortcuts"
 }

cointop/keybindings.go

@@ -51,6 +51,8 @@ func (ct *Cointop) keybindings(g *gocui.Gui) error {
 	ct.setKeybinding(gocui.KeyCtrlP, ct.prevPage)
 	ct.setKeybinding(gocui.KeyCtrlR, ct.refresh)
 	ct.setKeybinding(gocui.KeyCtrlU, ct.pageUp)
+	ct.setKeybindingMod(gocui.KeyArrowUp, gocui.ModAlt, ct.sortAsc)
+	ct.setKeybindingMod(gocui.KeyArrowDown, gocui.ModAlt, ct.sortDesc)
 	ct.setKeybindingMod(gocui.KeyArrowLeft, gocui.ModAlt, ct.sortPrevCol)
 	ct.setKeybindingMod(gocui.KeyArrowRight, gocui.ModAlt, ct.sortNextCol)
 	ct.setKeybinding(gocui.KeyF1, ct.openHelp)

cointop/sort.go

@@ -78,13 +78,26 @@ func (ct *Cointop) sortfn(sortby string, desc bool) func(g *gocui.Gui, v *gocui.
 	}
 }
 
-func (ct *Cointop) getSortColIndex() int {
-	for i, col := range colorder {
-		if ct.sortby == col {
-			return i
-		}
-	}
-	return 0
+func (ct *Cointop) sortAsc(g *gocui.Gui, v *gocui.View) error {
+	ct.sortdesc = false
+	ct.sort(ct.sortby, ct.sortdesc, ct.coins)
+	ct.Update(func() {
+		ct.tableview.Clear()
+		ct.updateTable()
+	})
+	ct.rowChanged()
+	return nil
+}
+
+func (ct *Cointop) sortDesc(g *gocui.Gui, v *gocui.View) error {
+	ct.sortdesc = true
+	ct.sort(ct.sortby, ct.sortdesc, ct.coins)
+	ct.Update(func() {
+		ct.tableview.Clear()
+		ct.updateTable()
+	})
+	ct.rowChanged()
+	return nil
 }
 
 func (ct *Cointop) sortPrevCol(g *gocui.Gui, v *gocui.View) error {
@@ -121,3 +134,12 @@ func (ct *Cointop) sortNextCol(g *gocui.Gui, v *gocui.View) error {
 	ct.rowChanged()
 	return nil
 }
+
+func (ct *Cointop) getSortColIndex() int {
+	for i, col := range colorder {
+		if ct.sortby == col {
+			return i
+		}
+	}
+	return 0
+}