Show estimated build end time during build

Ninja delivers estimated total build time and critical path time from
previous ninja log.

Bug: 292304818
Test: check if ETA shows
Change-Id: I014caaa3e8222a53c8822616b2ae31b88a3b0310

1 files changed, 15 insertions, 0 deletions

diff --git a/ui/status/status.go b/ui/status/status.go
index f3e58b660..da78994ef 100644
--- a/ui/status/status.go
+++ b/ui/status/status.go
@@ -19,6 +19,7 @@ package status
 
 import (
 	"sync"
+	"time"
 )
 
 // Action describes an action taken (or as Ninja calls them, Edges).
@@ -107,6 +108,8 @@ type Counts struct {
 	// FinishedActions are the number of actions that have been finished
 	// with FinishAction.
 	FinishedActions int
+
+	EstimatedTime time.Time
 }
 
 // ToolStatus is the interface used by tools to report on their Actions, and to
@@ -118,6 +121,7 @@ type ToolStatus interface {
 	// This call be will ignored if it sets a number that is less than the
 	// current number of started actions.
 	SetTotalActions(total int)
+	SetEstimatedTime(estimatedTime time.Time)
 
 	// StartAction specifies that the associated action has been started by
 	// the tool.
@@ -267,6 +271,13 @@ func (s *Status) updateTotalActions(diff int) {
 	s.counts.TotalActions += diff
 }
 
+func (s *Status) SetEstimatedTime(estimatedTime time.Time) {
+	s.lock.Lock()
+	defer s.lock.Unlock()
+
+	s.counts.EstimatedTime = estimatedTime
+}
+
 func (s *Status) startAction(action *Action) {
 	s.lock.Lock()
 	defer s.lock.Unlock()
@@ -329,6 +340,10 @@ func (d *toolStatus) SetTotalActions(total int) {
 	}
 }
 
+func (d *toolStatus) SetEstimatedTime(estimatedTime time.Time) {
+	d.status.SetEstimatedTime(estimatedTime)
+}
+
 func (d *toolStatus) StartAction(action *Action) {
 	totalDiff := 0