Add global DefaultClient (readonly), WithUserAgent option

Signed-off-by: Vartan Benohanian <vartanbeno@gmail.com>

examples/client-on-request-completed/main.go

@@ -18,14 +18,7 @@ func main() {
 }
 
 func run() (err error) {
-	credentials := &reddit.Credentials{
-		ID:       "id",
-		Secret:   "secret",
-		Username: "username",
-		Password: "password",
-	}
-
-	client, err := reddit.NewClient(credentials)
+	client, err := reddit.NewReadonlyClient()
 	if err != nil {
 		return
 	}
@@ -35,13 +28,7 @@ func run() (err error) {
 	client.Subreddit.Search(ctx, "programming", nil)
 	client.Subreddit.SearchNames(ctx, "monitor")
 	client.Subreddit.SearchPosts(ctx, "react", "webdev", nil)
-	client.User.Posts(ctx, &reddit.ListUserOverviewOptions{
-		ListOptions: reddit.ListOptions{
-			Limit: 50,
-		},
-		Sort: "top",
-		Time: "month",
-	})
+	client.Subreddit.HotPosts(ctx, "golang", &reddit.ListOptions{Limit: 5})
 
 	return
 }

examples/get-subreddit/main.go

@@ -17,24 +17,11 @@ func main() {
 }
 
 func run() (err error) {
-	credentials := &reddit.Credentials{
-		ID:       "id",
-		Secret:   "secret",
-		Username: "username",
-		Password: "password",
-	}
-
-	client, err := reddit.NewClient(credentials)
-	if err != nil {
-		return
-	}
-
-	sr, _, err := client.Subreddit.Get(ctx, "golang")
+	sr, _, err := reddit.DefaultClient.Subreddit.Get(ctx, "golang")
 	if err != nil {
 		return
 	}
 
 	fmt.Printf("%s was created on %s and has %d subscribers.\n", sr.NamePrefixed, sr.Created.Local(), sr.Subscribers)
-
 	return
 }

examples/get-top-posts/main.go

@@ -17,22 +17,10 @@ func main() {
 }
 
 func run() (err error) {
-	credentials := &reddit.Credentials{
-		ID:       "id",
-		Secret:   "secret",
-		Username: "username",
-		Password: "password",
-	}
-
-	client, err := reddit.NewClient(credentials)
-	if err != nil {
-		return
-	}
-
 	// Let's get the top 200 posts of r/golang.
 	// Reddit returns a maximum of 100 posts at a time,
 	// so we'll need to separate this into 2 requests.
-	result, _, err := client.Subreddit.TopPosts(ctx, "golang", &reddit.ListPostOptions{
+	result, _, err := reddit.DefaultClient.Subreddit.TopPosts(ctx, "golang", &reddit.ListPostOptions{
 		ListOptions: reddit.ListOptions{
 			Limit: 100,
 		},
@@ -48,7 +36,7 @@ func run() (err error) {
 
 	// The SetAfter option sets the id of an item that Reddit
 	// will use as an anchor point for the returned listing.
-	result, _, err = client.Subreddit.TopPosts(ctx, "golang", &reddit.ListPostOptions{
+	result, _, err = reddit.DefaultClient.Subreddit.TopPosts(ctx, "golang", &reddit.ListPostOptions{
 		ListOptions: reddit.ListOptions{
 			Limit: 100,
 			After: result.After,

examples/stream-posts/main.go

@@ -3,8 +3,9 @@ package main
 import (
 	"context"
 	"fmt"
-	"log"
 	"os"
+	"os/signal"
+	"syscall"
 	"time"
 
 	"github.com/vartanbeno/go-reddit/reddit"
@@ -13,44 +14,35 @@ import (
 var ctx = context.Background()
 
 func main() {
-	if err := run(); err != nil {
-		log.Fatal(err)
-	}
-}
+	sig := make(chan os.Signal, 1)
+	defer close(sig)
+	signal.Notify(sig, syscall.SIGINT, syscall.SIGTERM)
 
-func run() (err error) {
-	credentials := &reddit.Credentials{
-		ID:       "id",
-		Secret:   "secret",
-		Username: "username",
-		Password: "password",
-	}
-
-	client, err := reddit.NewClient(credentials)
-	if err != nil {
-		return
-	}
-
-	posts, errs, stop := client.Stream.Posts("AskReddit", reddit.StreamInterval(time.Second*3), reddit.StreamDiscardInitial)
+	posts, errs, stop := reddit.DefaultClient.Stream.Posts("AskReddit", reddit.StreamInterval(time.Second*3), reddit.StreamDiscardInitial)
 	defer stop()
 
-	go func() {
-		for {
-			select {
-			case post, ok := <-posts:
-				if !ok {
-					return
-				}
-				fmt.Printf("Received post: %s\n", post.Title)
-			case err, ok := <-errs:
-				if !ok {
-					return
-				}
-				fmt.Fprintf(os.Stderr, "Error! %v\n", err)
-			}
-		}
-	}()
+	timer := time.NewTimer(time.Minute)
+	defer timer.Stop()
 
-	<-time.After(time.Minute)
-	return
+	for {
+		select {
+		case post, ok := <-posts:
+			if !ok {
+				return
+			}
+			fmt.Printf("Received post: %s\n", post.Title)
+		case err, ok := <-errs:
+			if !ok {
+				return
+			}
+			fmt.Fprintf(os.Stderr, "Error! %v\n", err)
+		case rcvSig, ok := <-sig:
+			if !ok {
+				return
+			}
+			fmt.Printf("Stopping due to %s signal\n", rcvSig)
+		case <-timer.C:
+			return
+		}
+	}
 }

examples/submit-post/main.go

@@ -17,14 +17,9 @@ func main() {
 }
 
 func run() (err error) {
-	credentials := &reddit.Credentials{
-		ID:       "id",
-		Secret:   "secret",
-		Username: "username",
-		Password: "password",
-	}
+	withCredentials := reddit.WithCredentials("id", "secret", "username", "password")
 
-	client, err := reddit.NewClient(credentials)
+	client, err := reddit.NewClient(withCredentials)
 	if err != nil {
 		return
 	}
@@ -51,6 +46,5 @@ func run() (err error) {
 	}
 
 	fmt.Printf("The link post is available at: %s\n", post.URL)
-
 	return
 }