feat: add stats to app list

cli/app/list.go

@@ -1,6 +1,7 @@
 package app
 
 import (
+	"fmt"
 	"sort"
 	"strings"
 
@@ -81,6 +82,13 @@ can take some time.
 		table := abraFormatter.CreateTable(tableCol)
 		table.SetAutoMergeCellsByColumnIndex([]int{0})
 
+		var (
+			versionedAppsCount   int
+			unversionedAppsCount int
+			onLatestCount        int
+			canUpgradeCount      int
+		)
+
 		for _, app := range apps {
 			var tableRow []string
 			if app.Type == appType || appType == "" {
@@ -98,8 +106,10 @@ can take some time.
 							status = statusMeta["status"]
 						}
 						tableRow = append(tableRow, status, version)
+						versionedAppsCount++
 					} else {
 						tableRow = append(tableRow, status, version)
+						unversionedAppsCount++
 					}
 
 					var newUpdates []string
@@ -131,6 +141,7 @@ can take some time.
 							tableRow = append(tableRow, "unknown")
 						} else {
 							tableRow = append(tableRow, "on latest")
+							onLatestCount++
 						}
 					} else {
 						// FIXME: jeezus golang why do you not have a list reverse function
@@ -138,12 +149,23 @@ can take some time.
 							newUpdates[i], newUpdates[j] = newUpdates[j], newUpdates[i]
 						}
 						tableRow = append(tableRow, strings.Join(newUpdates, "\n"))
+						canUpgradeCount++
 					}
 				}
 			}
 			table.Append(tableRow)
 		}
 
+		stats := fmt.Sprintf(
+			"Total apps: %v | Versioned: %v | Unversioned: %v | On latest: %v | Can upgrade: %v",
+			len(apps),
+			versionedAppsCount,
+			unversionedAppsCount,
+			onLatestCount,
+			canUpgradeCount,
+		)
+
+		table.SetCaption(true, stats)
 		table.Render()
 
 		return nil