#6 added release check to version command

logic/colors.go

@@ -0,0 +1,7 @@
+package logic
+
+var (
+	red    = string([]byte{27, 91, 51, 49, 109})
+	yellow = string([]byte{27, 91, 51, 51, 109})
+	reset  = string([]byte{27, 91, 48, 109})
+)

logic/github.go

@@ -0,0 +1,65 @@
+package logic
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"os"
+	"time"
+
+	"github.com/bfv/pasoe-cli/model"
+)
+
+func GetLatestRelease() (model.GitRelease, error) {
+
+	releases, err := GetReleases()
+	if err != nil {
+		fmt.Println("err3")
+		printError(err)
+		os.Exit(1)
+	}
+
+	return releases[0], nil
+}
+
+func GetReleases() (model.GitReleases, error) {
+
+	res, _ := doGithubRequest("GET", "releases")
+	defer res.Body.Close()
+
+	releases := model.GitReleases{}
+	err := json.NewDecoder(res.Body).Decode(&releases)
+	if err != nil {
+		fmt.Println("err3")
+		printError(err)
+		os.Exit(1)
+	}
+
+	return releases, nil
+}
+
+func doGithubRequest(verb string, path string) (*http.Response, error) {
+
+	client := &http.Client{
+		Timeout: time.Second * 5,
+	}
+
+	url := fmt.Sprintf("https://api.github.com/repos/bfv/pasoe-cli/%v", path)
+	req, err := http.NewRequest(verb, url, nil)
+	if err != nil {
+		fmt.Println("err1")
+		printError(err)
+		os.Exit(1)
+	}
+
+	req.Header.Add("Accept", "application/vnd.github+json")
+
+	res, err := client.Do(req)
+	if err != nil {
+		fmt.Println("err2")
+		printError(err)
+		os.Exit(1)
+	}
+
+	return res, nil
+}

logic/version.go

@@ -3,11 +3,25 @@ package logic
 import (
 	_ "embed"
 	"fmt"
+	"runtime"
+	"strings"
 )
 
 //go:embed version.txt
 var vStr string
 
 func DisplayVersion() {
+	thisVersion := strings.Split(strings.Split(vStr, "\n")[0], " ")[1]
 	fmt.Printf("\n%v\n", vStr)
+	latest, _ := GetLatestRelease()
+	if thisVersion != latest.Name {
+		fmt.Printf("%vupdate available: %v as of %v%v\n", red, latest.Name, latest.ReleasedAt, reset)
+		if runtime.GOOS == "linux" {
+			fmt.Printf("  %v%v%v\n", yellow, latest.LinuxArchiveURL, reset)
+		} else {
+			fmt.Printf("  %v%v%v\n", yellow, latest.WindowsArchiveURL, reset)
+		}
+	}
+
+	fmt.Println()
 }

model/github-model.go

@@ -0,0 +1,10 @@
+package model
+
+type GitRelease struct {
+	Name              string `json:"name"`
+	ReleasedAt        string `json:"published_at"`
+	LinuxArchiveURL   string `json:"tarball_url"`
+	WindowsArchiveURL string `json:"zipball_url"`
+}
+
+type GitReleases []GitRelease

scripts/create-release.cmd

@@ -18,7 +18,7 @@ sed -i "s/${version}/%1/" logic/version.txt
 
 rem 2. commit the file
 git add logic/version.txt
-git commit -m "bumped version to %1"
+git commit -m "release version %1"
 
 rem 3. create, commit an annotated tag
 git tag -a %1 -m "release: %1"

version-template.txt

@@ -1,4 +1,4 @@
 pasoe-cli ${version}
-by Bronco Oostermeyer 2022
-Published under GPL3
-https://github.com/bfv/pasoe-cli
+  Bronco Oostermeyer 2022
+  Published under GPL3
+  https://github.com/bfv/pasoe-cli