Added blog posts, and improved homepage

blog/postBuilder.go

@@ -0,0 +1,57 @@
+package blog
+
+import (
+	"github.com/gomarkdown/markdown"
+	"github.com/gomarkdown/markdown/html"
+	"github.com/gomarkdown/markdown/parser"
+	"html/template"
+	"regexp"
+	"time"
+)
+
+func makePost(markdownContent []byte) Post {
+	headerRegex := regexp.MustCompile(`(?ms)^---\n.*?---`)
+	header := headerRegex.Find(markdownContent)
+	headerKeysRegex := regexp.MustCompile(`(?m)^(\w+): ([^\n]*)$`)
+	headerKeys := headerKeysRegex.FindAllSubmatch(header, -1)
+	postBody := headerRegex.ReplaceAll(markdownContent, []byte(""))
+
+	post := Post{}
+
+	for _, headerKey := range headerKeys {
+		key, value := string(headerKey[1]), string(headerKey[2])
+		switch key {
+		case "title":
+			post.Title = value
+		case "date":
+			date, err := time.Parse(time.DateOnly, value)
+			if err != nil {
+				panic(err)
+			}
+			post.Date = date
+		case "updatedDate":
+			date, err := time.Parse(time.DateOnly, value)
+			if err != nil {
+				panic(err)
+			}
+			post.UpdatedDate = date
+		case "author":
+			post.Author = value
+		case "slug":
+			post.Slug = value
+		}
+	}
+
+	extensions := parser.CommonExtensions | parser.AutoHeadingIDs | parser.NoEmptyLineBeforeBlock
+	p := parser.NewWithExtensions(extensions)
+	doc := p.Parse(postBody)
+
+	// create HTML renderer with extensions
+	htmlFlags := html.CommonFlags | html.HrefTargetBlank
+	opts := html.RendererOptions{Flags: htmlFlags}
+	renderer := html.NewRenderer(opts)
+
+	post.Body = template.HTML(markdown.Render(doc, renderer))
+
+	return post
+}