cmd/x: add mi commands

Signed-off-by: Xe Iaso <me@xeiaso.net>

1 files changed, 111 insertions, 0 deletions

diff --git a/cmd/x/mi.go b/cmd/x/mi.go
new file mode 100644
index 0000000..08b5d8c
--- /dev/null
+++ b/cmd/x/mi.go
@@ -0,0 +1,111 @@
+package main
+
+import (
+	"context"
+	"flag"
+	"fmt"
+	"net/http"
+
+	"github.com/google/subcommands"
+	"github.com/rodaine/table"
+	"google.golang.org/protobuf/types/known/emptypb"
+	"within.website/x/proto/mi"
+)
+
+var (
+	miURL = flag.String("mi-url", "http://mi.mi.svc.alrest.xeserv.us", "Base mi URL")
+)
+
+type miWhoIsFront struct {
+	simple bool
+}
+
+func (*miWhoIsFront) Name() string     { return "who-is-front" }
+func (*miWhoIsFront) Synopsis() string { return "Print who is front of the system." }
+func (*miWhoIsFront) Usage() string {
+	return `who-is-front [--mi-url]:
+Print who is front of the system.
+`
+}
+func (wif *miWhoIsFront) SetFlags(f *flag.FlagSet) {
+	f.BoolVar(&wif.simple, "simple", false, "Print only the name of the front member.")
+}
+func (wif *miWhoIsFront) Execute(ctx context.Context, f *flag.FlagSet, _ ...interface{}) subcommands.ExitStatus {
+	cli := mi.NewSwitchTrackerProtobufClient(*miURL, http.DefaultClient)
+
+	front, err := cli.WhoIsFront(ctx, &emptypb.Empty{})
+	if err != nil {
+		fmt.Printf("error: %v\n", err)
+		return subcommands.ExitFailure
+	}
+
+	if wif.simple {
+		fmt.Printf("%s\n", front.Member.Name)
+		return subcommands.ExitSuccess
+	}
+
+	fmt.Printf("current front: %s\n", front.Member.Name)
+
+	return subcommands.ExitSuccess
+}
+
+type miSwitch struct {
+	member string
+}
+
+func (*miSwitch) Name() string     { return "switch" }
+func (*miSwitch) Synopsis() string { return "Switch front to a different member." }
+func (*miSwitch) Usage() string {
+	return `switch [--member]:
+Switch front to a different member.
+`
+}
+func (s *miSwitch) SetFlags(f *flag.FlagSet) {
+	f.StringVar(&s.member, "member", "", "Member to switch to.")
+}
+func (s *miSwitch) Execute(ctx context.Context, f *flag.FlagSet, _ ...interface{}) subcommands.ExitStatus {
+	cli := mi.NewSwitchTrackerProtobufClient(*miURL, http.DefaultClient)
+
+	_, err := cli.Switch(ctx, &mi.SwitchReq{MemberName: s.member})
+	if err != nil {
+		fmt.Printf("error: %v\n", err)
+		return subcommands.ExitFailure
+	}
+
+	return subcommands.ExitSuccess
+}
+
+type miListSwitches struct {
+	count int
+	page  int
+}
+
+func (*miListSwitches) Name() string     { return "list-switches" }
+func (*miListSwitches) Synopsis() string { return "List switches." }
+func (*miListSwitches) Usage() string {
+	return `list-switches [--count] [--page]:
+List a number of past switches.
+`
+}
+func (ls *miListSwitches) SetFlags(f *flag.FlagSet) {
+	f.IntVar(&ls.count, "count", 10, "Number of switches to list.")
+	f.IntVar(&ls.page, "page", 0, "Page of switches to list.")
+}
+func (ls *miListSwitches) Execute(ctx context.Context, f *flag.FlagSet, _ ...interface{}) subcommands.ExitStatus {
+	cli := mi.NewSwitchTrackerProtobufClient(*miURL, http.DefaultClient)
+
+	resp, err := cli.ListSwitches(ctx, &mi.ListSwitchesReq{Count: int32(ls.count), Page: int32(ls.page)})
+	if err != nil {
+		fmt.Printf("error: %v\n", err)
+		return subcommands.ExitFailure
+	}
+
+	tbl := table.New("Started at", "Ended at", "Member")
+	for _, sw := range resp.Switches {
+		tbl.AddRow(sw.GetSwitch().GetStartedAt(), sw.Switch.GetEndedAt(), sw.GetMember().GetName())
+	}
+
+	tbl.Print()
+
+	return subcommands.ExitSuccess
+}