From e210a742dbcd849ced6aa532b46350377070307c Mon Sep 17 00:00:00 2001
From: David Haukeness <david@code.hauken.us>
Date: Thu, 14 Jan 2021 14:18:43 -0700
Subject: [PATCH] added age command

---
 cmd/age.go | 100 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 main.go    |   7 +++-
 2 files changed, 106 insertions(+), 1 deletion(-)
 create mode 100644 cmd/age.go

diff --git a/cmd/age.go b/cmd/age.go
new file mode 100644
index 0000000..5b26cfa
--- /dev/null
+++ b/cmd/age.go
@@ -0,0 +1,100 @@
+package cmd
+
+import (
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"net/http"
+	"net/url"
+	"strings"
+	"time"
+
+	"github.com/kf5grd/keybasebot"
+	"github.com/teris-io/shortid"
+	"samhofi.us/x/keybase/v2/types/chat1"
+)
+
+var baseURL = "https://keybase.io/_/api/1.0/user/lookup.json?fields=basics&username="
+
+type outer struct {
+	Status status `json:"status"`
+	Them   them   `json:"them"`
+}
+
+type status struct {
+	Code int    `json:"code"`
+	Name string `json:"name"`
+}
+
+type them struct {
+	Id   string      `json:"id"`
+	User keybaseUser `json:"basics"`
+}
+
+type keybaseUser struct {
+	Username       string `json:"username"`
+	Ctime          int64  `json:"ctime"`
+	Mtime          int64  `json:"mtime"`
+	ID_Version     int64  `json:"id_version"`
+	Track_Version  int    `json:"track_version"`
+	Last_ID_Change int64  `json:"last_id_change"`
+	Username_Cased string `json:"username_cased"`
+	Status         int    `json:"status"`
+	Salt           string `json:"salt"`
+}
+
+var AgeAd = chat1.UserBotCommandInput{
+	Name:        "age",
+	Usage:       "@username",
+	Description: "Gets the account age of a keybase user",
+}
+
+func Age(m chat1.MsgSummary, b *keybasebot.Bot) (bool, error) {
+	fields := strings.Fields(strings.TrimSpace(strings.Replace(m.Content.Text.Body, "!age", "", 1)))
+	var username string
+	if len(fields) > 1 {
+		return true, fmt.Errorf("Too many parameters. Please specify one username, or none for your own account age.")
+	} else if len(fields) < 1 {
+		username = m.Sender.Username
+	} else {
+		username = strings.Replace(fields[0], "@", "", 1)
+	}
+	queryURL := baseURL + url.QueryEscape(username)
+	res, err := http.Get(queryURL)
+	if err != nil {
+		eid := shortid.MustGenerate()
+		b.Logger.Error("%s: %+v", eid, err)
+		b.KB.ReactByConvID(m.ConvID, m.Id, "Error: %s", eid)
+		return true, nil
+	}
+	defer res.Body.Close()
+	body, err := ioutil.ReadAll(res.Body)
+	if err != nil {
+		eid := shortid.MustGenerate()
+		b.Logger.Error("%s: %+v", eid, err)
+		b.KB.ReactByConvID(m.ConvID, m.Id, "Error: %s", eid)
+		return true, nil
+	}
+	var qres outer
+	if err := json.Unmarshal(body, &qres); err != nil {
+		eid := shortid.MustGenerate()
+		b.Logger.Error("%s: %+v", eid, err)
+		b.KB.ReactByConvID(m.ConvID, m.Id, "Error: %s", eid)
+		return true, nil
+	}
+	var result string
+	switch qres.Status.Code {
+	case 0:
+		// success
+		t := time.Unix(qres.Them.User.Ctime, 0)
+		result = fmt.Sprintf("Account %s created at %s", username, t.Format("January 02, 2006 - 15:04:05"))
+	case 205:
+		result = fmt.Sprintf("User %s not found.", username)
+	case 100:
+		result = "An input error occured"
+	default:
+		result = "Unable to complete request"
+	}
+	b.KB.SendMessageByConvID(m.ConvID, result)
+	return true, nil
+}
diff --git a/main.go b/main.go
index 3b53a7b..0aa837d 100644
--- a/main.go
+++ b/main.go
@@ -46,10 +46,15 @@ func main() {
 	// register the bot commands
 	b.Commands = append(b.Commands,
 		keybasebot.BotCommand{
-			Name: "Ping",
+			Name: "ping",
 			Ad:   &cmd.PingAd,
 			Run:  keybasebot.Adapt(cmd.SendPong, keybasebot.MessageType("text"), keybasebot.CommandPrefix("!ping")),
 		},
+		keybasebot.BotCommand{
+			Name: "age",
+			Ad:   &cmd.AgeAd,
+			Run:  keybasebot.Adapt(cmd.Age, keybasebot.MessageType("text"), keybasebot.CommandPrefix("!age")),
+		},
 	)
 	// catch ctrl-c so we can clean up
 	c := make(chan os.Signal)