From d8b12cf17a43e700d841402f712efa8666e6137f Mon Sep 17 00:00:00 2001
From: Brian Picciano <mediocregopher@gmail.com>
Date: Thu, 5 May 2022 21:42:46 -0600
Subject: Begin work on post package

---
 srv/src/post/post.go | 64 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 srv/src/post/post.go

(limited to 'srv/src/post/post.go')

diff --git a/srv/src/post/post.go b/srv/src/post/post.go
new file mode 100644
index 0000000..54555c3
--- /dev/null
+++ b/srv/src/post/post.go
@@ -0,0 +1,64 @@
+// Package post deals with the storage and rending of blog post.
+package post
+
+import (
+	"fmt"
+	"path"
+	"regexp"
+	"strings"
+	"time"
+)
+
+// Date represents a calendar date with no timezone information attached.
+type Date struct {
+	Year  int
+	Month time.Month
+	Day   int
+}
+
+// DateFromTime converts a Time into a Date, truncating all non-date
+// information.
+func DateFromTime(t time.Time) Date {
+	return Date{
+		Year:  t.Year(),
+		Month: t.Month(),
+		Day:   t.Day(),
+	}
+}
+
+var titleCleanRegexp = regexp.MustCompile(`[^a-z ]`)
+
+// NewID generates a (hopefully) unique ID based on the given title.
+func NewID(title string) string {
+	title = strings.ToLower(title)
+	title = titleCleanRegexp.ReplaceAllString(title, "")
+	title = strings.ReplaceAll(title, " ", "-")
+	return title
+}
+
+// Post contains all information having to do with a blog post.
+type Post struct {
+	ID          string
+	Title       string
+	Description string
+	Tags        []string
+	Series      string
+
+	PublishedAt   Date
+	LastUpdatedAt Date
+
+	Body string
+}
+
+// URL returns the relative URL of the Post.
+func (p Post) URL() string {
+	return path.Join(
+		fmt.Sprintf(
+			"%d/%0d/%0d",
+			p.PublishedAt.Year,
+			p.PublishedAt.Month,
+			p.PublishedAt.Day,
+		),
+		p.ID+".html",
+	)
+}
-- 
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