there we go

main.go

@@ -0,0 +1,44 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+	"os"
+	"path"
+
+	"github.com/tjhorner/e6dl/e621"
+)
+
+func main() {
+	// define cmd line flags
+	tags := flag.String("tags", "", "Tags to search for")
+	maxConcurrents := flag.Int("concurrents", 5, "Maximum amount of concurrent downloads")
+	postLimit := flag.Int("limit", 10, "Maximum amount of posts to grab from e621")
+	saveDirectory := flag.String("out", "dl", "The directory to write the downloaded posts to")
+	sfw := flag.Bool("sfw", false, "Download posts from e926 instead of e621")
+
+	flag.Parse()
+
+	fmt.Printf("Fetching posts for \"%v\" (limit %v)\n", *tags, *postLimit)
+
+	posts, err := e621.GetPostsForTags(*tags, *postLimit, *sfw)
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+
+	fmt.Printf("Found %d posts. Starting download with %d workers...\n\n", len(posts), *maxConcurrents)
+
+	cwd, _ := os.Getwd()
+	absSaveDir := path.Join(cwd, *saveDirectory)
+
+	err = os.MkdirAll(absSaveDir, 0755)
+	if err != nil {
+		fmt.Printf("Cannot create output directory (%s). Do you have the right permissions?\n", absSaveDir)
+		os.Exit(1)
+	}
+
+	successes, failures, _ := e621.BeginDownload(&posts, saveDirectory, maxConcurrents)
+
+	fmt.Printf("\nAll done! %d posts downloaded and saved. (%d failed to download)\n", *successes, *failures)
+}