Added basic mailing

2022-07-24 20:56:14 +02:00
parent 06c085bf65
commit b7eb930bd8
7 changed files with 211 additions and 481 deletions
--- a/mail/index.gohtml
+++ b/mail/index.gohtml
@@ -0,0 +1,103 @@
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>Document</title>
+    <link rel="preconnect" href="https://fonts.googleapis.com" />
+    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
+    <link
+      href="https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700&display=swap"
+      rel="stylesheet"
+    />
+    <style>
+      * {
+        font-family: Montserrat, sans-serif;
+        padding: 0;
+        margin: 0;
+      }
+
+      body {
+        display: flex;
+        flex-direction: column;
+        align-items: center;
+        min-height: 100vh;
+        background: #fff;
+      }
+
+      .container {
+        margin: 5% auto;
+        max-width: 90%;
+      }
+
+      .grid {
+        display: grid;
+        grid-template-columns: repeat(3, 1fr);
+        gap: 2rem;
+      }
+
+      .grid__item {
+        background: #fff;
+        border-radius: 0.5rem;
+        padding: 1.5rem 1rem;
+        box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.2), -4px 0 4px rgba(0, 0, 0, 0.2);
+      }
+
+      .article__title {
+        font-size: 1.5rem;
+        margin-bottom: 1rem;
+      }
+
+      .article__time {
+        font-size: 0.8rem;
+        opacity: 0.7;
+      }
+
+      .article__text {
+        font-size: 1.125rem;
+        margin: 1rem 0;
+        line-height: 1.5rem;
+      }
+
+      .card__detail {
+        display: flex;
+        justify-content: space-between;
+        align-items: center;
+      }
+
+      .article__by {
+        font-size: 1rem;
+        font-weight: 500;
+      }
+
+      .article__url {
+        text-decoration: none;
+        font-size: 1rem;
+        font-weight: 600;
+        color: rgb(35, 35, 163);
+      }
+    </style>
+  </head>
+  <body>
+    <h1>Today's Newsletter</h1>
+    <div class="container">
+      <div class="grid">
+        {{ range .News }}
+          <div class="grid__item" data-article-id="{{ .Id }}">
+            <h2 class="article__title" data-article-title="">
+              {{ .Title }}
+            </h2>
+            <small class="article__time" data-article-time="">Unix Epoch {{ .CreatedAt }}</small>
+            <p class="article__text" data-article-text="">
+              {{ .Text }}
+            </p>
+            <div class="card__detail">
+              <h3 class="article__by" data-article-by="">written by: {{ .Author }}</h3>
+              <a class="article__url" data-article-url-="" href="{{ .Url }}" target="_blank">Read more</a>
+            </div>
+          </div>
+        {{ end }}
+      </div>
+    </div>
+  </body>
+</html>
--- a/mail/mail.go
+++ b/mail/mail.go
@@ -0,0 +1,70 @@
+package mail
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/aws/aws-sdk-go/aws"
+	"github.com/aws/aws-sdk-go/aws/awserr"
+	"github.com/aws/aws-sdk-go/aws/session"
+	"github.com/aws/aws-sdk-go/service/ses"
+)
+
+const CharSet = "UTF-8"
+
+func SendNewsletter(body string) {
+	sess, err := session.NewSession(&aws.Config{
+		Region: aws.String(os.Getenv("REGION"))},
+	)
+
+	svc := ses.New(sess)
+
+	input := &ses.SendEmailInput{
+		Destination: &ses.Destination{
+			CcAddresses: []*string{},
+			ToAddresses: []*string{
+				aws.String(os.Getenv("RECIPIENT")),
+			},
+		},
+		Message: &ses.Message{
+			Body: &ses.Body{
+				Html: &ses.Content{
+					Charset: aws.String(CharSet),
+					Data:    aws.String(body),
+				},
+				Text: &ses.Content{
+					Charset: aws.String(CharSet),
+					Data:    aws.String(body),
+				},
+			},
+			Subject: &ses.Content{
+				Charset: aws.String(CharSet),
+				Data:    aws.String("HackerNewsLetter"),
+			},
+		},
+		Source: aws.String(os.Getenv("SENDER")),
+	}
+
+	result, err := svc.SendEmail(input)
+
+	if err != nil {
+		if aerr, ok := err.(awserr.Error); ok {
+			switch aerr.Code() {
+			case ses.ErrCodeMessageRejected:
+				fmt.Println(ses.ErrCodeMessageRejected, aerr.Error())
+			case ses.ErrCodeMailFromDomainNotVerifiedException:
+				fmt.Println(ses.ErrCodeMailFromDomainNotVerifiedException, aerr.Error())
+			case ses.ErrCodeConfigurationSetDoesNotExistException:
+				fmt.Println(ses.ErrCodeConfigurationSetDoesNotExistException, aerr.Error())
+			default:
+				fmt.Println(aerr.Error())
+			}
+		} else {
+			fmt.Println(err.Error())
+		}
+
+		return
+	}
+
+	fmt.Println("Email sent with messageId " + *result.MessageId)
+}