From 40900f3112f31276dc1dafc6997ef3ce1d881975 Mon Sep 17 00:00:00 2001
From: Guilherme Rugai Freire <dev@grfreire.com>
Date: Tue, 20 Feb 2024 16:13:44 -0300
Subject: [PATCH] add templ and initial frontend code

---
 .gitignore                 |  1 +
 bin/.gitkeep               |  0
 cmd/web_server/index.templ |  5 +++++
 cmd/web_server/main.go     | 12 ++++++++++--
 go.mod                     |  1 +
 go.sum                     |  2 ++
 run-web.sh                 | 31 +++++++++++++++++++++++++++++++
 7 files changed, 50 insertions(+), 2 deletions(-)
 create mode 100644 bin/.gitkeep
 create mode 100644 cmd/web_server/index.templ
 create mode 100755 run-web.sh

diff --git a/.gitignore b/.gitignore
index 11ce881..235f5e7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 bin/*
 !bin/.gitkeep
+*_templ.go
 *.db
diff --git a/bin/.gitkeep b/bin/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/cmd/web_server/index.templ b/cmd/web_server/index.templ
new file mode 100644
index 0000000..5a59fd3
--- /dev/null
+++ b/cmd/web_server/index.templ
@@ -0,0 +1,5 @@
+package main
+
+templ index(appname string) {
+	<h1>Home for { appname }</h1>
+}
diff --git a/cmd/web_server/main.go b/cmd/web_server/main.go
index ed5717a..09e60b7 100644
--- a/cmd/web_server/main.go
+++ b/cmd/web_server/main.go
@@ -29,6 +29,11 @@ func main() {
 
 	router := chi.NewRouter()
 
+	router.Get("/", func(res http.ResponseWriter, req *http.Request) {
+		component := index("nthmail.xyz")
+		component.Render(req.Context(), res)
+	})
+
 	router.Get("/{rcpt-addr}", func(res http.ResponseWriter, req *http.Request) {
 		rcpt_addr := chi.URLParam(req, "rcpt-addr")
 		if len(rcpt_addr) == 0 {
@@ -78,7 +83,7 @@ func main() {
 				return
 			}
 
-            mails = append(mails, m)
+			mails = append(mails, m)
 		}
 		b, err := json.Marshal(mails)
 		if err != nil {
@@ -104,5 +109,8 @@ func main() {
 	}
 
 	log.Println("Listening on port", port)
-	http.ListenAndServe(fmt.Sprintf(":%d", port), router)
+	err = http.ListenAndServe(fmt.Sprintf(":%d", port), router)
+	if err != nil {
+		log.Fatal(err)
+	}
 }
diff --git a/go.mod b/go.mod
index cc1c17d..653022b 100644
--- a/go.mod
+++ b/go.mod
@@ -3,6 +3,7 @@ module github.com/GRFreire/nthmail
 go 1.21.6
 
 require (
+	github.com/a-h/templ v0.2.543 // indirect
 	github.com/emersion/go-sasl v0.0.0-20200509203442-7bfe0ed36a21 // indirect
 	github.com/emersion/go-smtp v0.20.2 // indirect
 	github.com/go-chi/chi v1.5.5 // indirect
diff --git a/go.sum b/go.sum
index d602b0e..f8a1cec 100644
--- a/go.sum
+++ b/go.sum
@@ -1,3 +1,5 @@
+github.com/a-h/templ v0.2.543 h1:8YyLvyUtf0/IE2nIwZ62Z/m2o2NqwhnMynzOL78Lzbk=
+github.com/a-h/templ v0.2.543/go.mod h1:jP908DQCwI08IrnTalhzSEH9WJqG/Q94+EODQcJGFUA=
 github.com/emersion/go-sasl v0.0.0-20200509203442-7bfe0ed36a21 h1:OJyUGMJTzHTd1XQp98QTaHernxMYzRaOasRir9hUlFQ=
 github.com/emersion/go-sasl v0.0.0-20200509203442-7bfe0ed36a21/go.mod h1:iL2twTeMvZnrg54ZoPDNfJaJaqy0xIQFuBdrLsmspwQ=
 github.com/emersion/go-smtp v0.20.2 h1:peX42Qnh5Q0q3vrAnRy43R/JwTnnv75AebxbkTL7Ia4=
diff --git a/run-web.sh b/run-web.sh
new file mode 100755
index 0000000..d7b4b98
--- /dev/null
+++ b/run-web.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+watch_dir="cmd/web_server"
+pid=0
+
+get_ts() {
+    stat "$watch_dir" | grep Modify | awk '{$1=""; print $0}' | sed 's/^ //g'
+}
+
+run_server() {
+    make -B web
+    ./bin/web_server &
+    pid=$!
+}
+
+ts="$(get_ts)"
+run_server
+
+while true; do
+    sleep 1;
+    new_ts="$(get_ts)"
+    if [ "$ts" != "$new_ts" ]; then
+        ts="$new_ts"
+        echo ""
+        if [ "$pid" != "0" ]; then
+            kill -s KILL $pid
+        fi
+        run_server
+    fi
+done
+