1 files changed, 107 insertions, 0 deletions
diff --git a/cmd/list.go b/cmd/list.go
new file mode 100644
index 0000000..15799aa
--- /dev/null
+++ b/cmd/list.go
@@ -0,0 +1,107 @@
+package cmd
+
+import (
+	"fmt"
+	"strconv"
+	"strings"
+
+	"github.com/nektos/act/pkg/model"
+)
+
+func printList(plan *model.Plan) error {
+	type lineInfoDef struct {
+		jobID   string
+		jobName string
+		stage   string
+		wfName  string
+		wfFile  string
+		events  string
+	}
+	lineInfos := []lineInfoDef{}
+
+	header := lineInfoDef{
+		jobID:   "Job ID",
+		jobName: "Job name",
+		stage:   "Stage",
+		wfName:  "Workflow name",
+		wfFile:  "Workflow file",
+		events:  "Events",
+	}
+
+	jobs := map[string]bool{}
+	duplicateJobIDs := false
+
+	jobIDMaxWidth := len(header.jobID)
+	jobNameMaxWidth := len(header.jobName)
+	stageMaxWidth := len(header.stage)
+	wfNameMaxWidth := len(header.wfName)
+	wfFileMaxWidth := len(header.wfFile)
+	eventsMaxWidth := len(header.events)
+
+	for i, stage := range plan.Stages {
+		for _, r := range stage.Runs {
+			jobID := r.JobID
+			line := lineInfoDef{
+				jobID:   jobID,
+				jobName: r.String(),
+				stage:   strconv.Itoa(i),
+				wfName:  r.Workflow.Name,
+				wfFile:  r.Workflow.File,
+				events:  strings.Join(r.Workflow.On(), `,`),
+			}
+			if _, ok := jobs[jobID]; ok {
+				duplicateJobIDs = true
+			} else {
+				jobs[jobID] = true
+			}
+			lineInfos = append(lineInfos, line)
+			if jobIDMaxWidth < len(line.jobID) {
+				jobIDMaxWidth = len(line.jobID)
+			}
+			if jobNameMaxWidth < len(line.jobName) {
+				jobNameMaxWidth = len(line.jobName)
+			}
+			if stageMaxWidth < len(line.stage) {
+				stageMaxWidth = len(line.stage)
+			}
+			if wfNameMaxWidth < len(line.wfName) {
+				wfNameMaxWidth = len(line.wfName)
+			}
+			if wfFileMaxWidth < len(line.wfFile) {
+				wfFileMaxWidth = len(line.wfFile)
+			}
+			if eventsMaxWidth < len(line.events) {
+				eventsMaxWidth = len(line.events)
+			}
+		}
+	}
+
+	jobIDMaxWidth += 2
+	jobNameMaxWidth += 2
+	stageMaxWidth += 2
+	wfNameMaxWidth += 2
+	wfFileMaxWidth += 2
+
+	fmt.Printf("%*s%*s%*s%*s%*s%*s\n",
+		-stageMaxWidth, header.stage,
+		-jobIDMaxWidth, header.jobID,
+		-jobNameMaxWidth, header.jobName,
+		-wfNameMaxWidth, header.wfName,
+		-wfFileMaxWidth, header.wfFile,
+		-eventsMaxWidth, header.events,
+	)
+	for _, line := range lineInfos {
+		fmt.Printf("%*s%*s%*s%*s%*s%*s\n",
+			-stageMaxWidth, line.stage,
+			-jobIDMaxWidth, line.jobID,
+			-jobNameMaxWidth, line.jobName,
+			-wfNameMaxWidth, line.wfName,
+			-wfFileMaxWidth, line.wfFile,
+			-eventsMaxWidth, line.events,
+		)
+	}
+	if duplicateJobIDs {
+		fmt.Print("\nDetected multiple jobs with the same job name, use `-W` to specify the path to the specific workflow.\n")
+	}
+	return nil
+}