From cc0c7e6eb5b27c3a263352ba40ce8ee5209272a2 Mon Sep 17 00:00:00 2001
From: tjpcc <tjp@ctrl-c.club>
Date: Wed, 11 Jan 2023 10:12:32 -0700
Subject: Simple client functionality and an example.

---
 examples/fetch/main.go | 65 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 examples/fetch/main.go

(limited to 'examples')

diff --git a/examples/fetch/main.go b/examples/fetch/main.go
new file mode 100644
index 0000000..adfece4
--- /dev/null
+++ b/examples/fetch/main.go
@@ -0,0 +1,65 @@
+package main
+
+import (
+	"fmt"
+	"io"
+	"log"
+	"net/url"
+	"os"
+	"strings"
+
+	"tildegit.org/tjp/gus/gemini"
+)
+
+func main() {
+	if len(os.Args) < 2 {
+		fmt.Fprintf(os.Stderr, "usage: %s <gemini url>\n", os.Args[0])
+	}
+
+	certfile, keyfile := envConfig()
+
+	// build a client
+	var client gemini.Client
+	if certfile != "" && keyfile != "" {
+		tlsConf, err := gemini.FileTLS(certfile, keyfile)
+		if err != nil {
+			log.Fatal(err)
+		}
+		client = gemini.NewClient(tlsConf)
+	}
+
+	// parse the URL and build the request
+	request := &gemini.Request{URL: buildURL()}
+
+	// fetch the response
+	response, err := client.RoundTrip(request)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	if response.Status != gemini.StatusSuccess {
+		log.Fatalf("%d %s\n", response.Status, response.Meta)
+	}
+
+	//io.Copy(os.Stdout, response)
+	buf, err := io.ReadAll(response)
+	fmt.Printf("response: %s\n", buf)
+}
+
+func envConfig() (string, string) {
+	return os.Getenv("SERVER_CERTIFICATE"), os.Getenv("SERVER_PRIVATEKEY")
+}
+
+func buildURL() *url.URL {
+	raw := os.Args[1]
+	if strings.HasPrefix(raw, "//") {
+		raw = "gemini:" + raw
+	}
+
+	u, err := url.Parse(raw)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	return u
+}
-- 
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