From f365b0975778984281b69d66150ee2d026e2613b Mon Sep 17 00:00:00 2001
From: Brian Picciano <mediocregopher@gmail.com>
Date: Fri, 19 Aug 2022 21:47:38 -0600
Subject: implemented draft publishing and removed New Posts link/capability

---
 srv/src/http/api.go             |  4 +--
 srv/src/http/drafts.go          | 20 ++++++++++++
 srv/src/http/posts.go           | 67 ++++++++++++++++++++++++-----------------
 srv/src/http/tpl/edit-post.html | 20 ++++++++++--
 srv/src/http/tpl/posts.html     |  6 ----
 5 files changed, 79 insertions(+), 38 deletions(-)

(limited to 'srv/src')

diff --git a/srv/src/http/api.go b/srv/src/http/api.go
index eb7990f..44b9170 100644
--- a/srv/src/http/api.go
+++ b/srv/src/http/api.go
@@ -202,7 +202,7 @@ func (a *api) blogHandler() http.Handler {
 	mux.Handle("/posts/", http.StripPrefix("/posts",
 		apiutil.MethodMux(map[string]http.Handler{
 			"GET":     a.renderPostHandler(),
-			"POST":    a.postPostHandler(false),
+			"POST":    a.postPostHandler(),
 			"DELETE":  a.deletePostHandler(false),
 			"PREVIEW": a.previewPostHandler(),
 		}),
@@ -223,7 +223,7 @@ func (a *api) blogHandler() http.Handler {
 
 			apiutil.MethodMux(map[string]http.Handler{
 				"GET":     a.renderDraftPostHandler(),
-				"POST":    a.postPostHandler(true),
+				"POST":    a.postDraftPostHandler(),
 				"DELETE":  a.deletePostHandler(true),
 				"PREVIEW": a.previewPostHandler(),
 			}),
diff --git a/srv/src/http/drafts.go b/srv/src/http/drafts.go
index 8bb08e5..cb776b0 100644
--- a/srv/src/http/drafts.go
+++ b/srv/src/http/drafts.go
@@ -108,3 +108,23 @@ func (a *api) renderDraftPostsIndexHandler() http.Handler {
 		executeTemplate(rw, r, tpl, tplPayload)
 	})
 }
+
+func (a *api) postDraftPostHandler() http.Handler {
+	return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) {
+
+		p, err := postFromPostReq(r)
+		if err != nil {
+			apiutil.BadRequest(rw, r, err)
+			return
+		}
+
+		if err := a.params.PostDraftStore.Set(p); err != nil {
+			apiutil.InternalServerError(
+				rw, r, fmt.Errorf("storing post with id %q: %w", p.ID, err),
+			)
+			return
+		}
+
+		a.executeRedirectTpl(rw, r, a.draftURL(p.ID, false)+"?edit")
+	})
+}
diff --git a/srv/src/http/posts.go b/srv/src/http/posts.go
index 278ae43..c3f6363 100644
--- a/srv/src/http/posts.go
+++ b/srv/src/http/posts.go
@@ -2,6 +2,7 @@ package http
 
 import (
 	"bytes"
+	"context"
 	"errors"
 	"fmt"
 	"html/template"
@@ -16,6 +17,7 @@ import (
 	"github.com/gomarkdown/markdown/parser"
 	"github.com/mediocregopher/blog.mediocregopher.com/srv/http/apiutil"
 	"github.com/mediocregopher/blog.mediocregopher.com/srv/post"
+	"github.com/mediocregopher/mediocre-go-lib/v2/mctx"
 )
 
 func (a *api) parsePostBody(post post.Post) (*txttpl.Template, error) {
@@ -248,6 +250,10 @@ func (a *api) renderEditPostHandler(isDraft bool) http.Handler {
 				)
 				return
 			}
+
+		} else if !isDraft {
+			http.Error(rw, "Post ID required in URL", 400)
+			return
 		}
 
 		tags, err := a.params.PostStore.GetTags()
@@ -296,49 +302,54 @@ func postFromPostReq(r *http.Request) (post.Post, error) {
 	return p, nil
 }
 
-func (a *api) postPostHandler(isDraft bool) http.Handler {
+func (a *api) storeAndPublishPost(ctx context.Context, p post.Post) error {
+
+	first, err := a.params.PostStore.Set(p, time.Now())
+
+	if err != nil {
+		return fmt.Errorf("storing post with id %q: %w", p.ID, err)
+	}
+
+	if !first {
+		return nil
+	}
+
+	a.params.Logger.Info(ctx, "publishing blog post to mailing list")
+	urlStr := a.postURL(p.ID, true)
+
+	if err := a.params.MailingList.Publish(p.Title, urlStr); err != nil {
+		return fmt.Errorf("publishing post to mailing list: %w", err)
+	}
+
+	if err := a.params.PostDraftStore.Delete(p.ID); err != nil {
+		return fmt.Errorf("deleting draft: %w", err)
+	}
+
+	return nil
+}
+
+func (a *api) postPostHandler() http.Handler {
 
 	return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) {
 
+		ctx := r.Context()
+
 		p, err := postFromPostReq(r)
 		if err != nil {
 			apiutil.BadRequest(rw, r, err)
 			return
 		}
 
-		var first bool
+		ctx = mctx.Annotate(ctx, "postID", p.ID)
 
-		if isDraft {
-			err = a.params.PostDraftStore.Set(p)
-		} else {
-			first, err = a.params.PostStore.Set(p, time.Now())
-		}
-
-		if err != nil {
+		if err := a.storeAndPublishPost(ctx, p); err != nil {
 			apiutil.InternalServerError(
-				rw, r, fmt.Errorf("storing post with id %q: %w", p.ID, err),
+				rw, r, fmt.Errorf("storing/publishing post with id %q: %w", p.ID, err),
 			)
 			return
 		}
 
-		if !isDraft && first {
-
-			a.params.Logger.Info(r.Context(), "publishing blog post to mailing list")
-			urlStr := a.postURL(p.ID, true)
-
-			if err := a.params.MailingList.Publish(p.Title, urlStr); err != nil {
-				apiutil.InternalServerError(
-					rw, r, fmt.Errorf("publishing post with id %q: %w", p.ID, err),
-				)
-				return
-			}
-		}
-
-		if isDraft {
-			a.executeRedirectTpl(rw, r, a.draftURL(p.ID, false)+"?edit")
-		} else {
-			a.executeRedirectTpl(rw, r, a.postURL(p.ID, false)+"?edit")
-		}
+		a.executeRedirectTpl(rw, r, a.postURL(p.ID, false))
 	})
 }
 
diff --git a/srv/src/http/tpl/edit-post.html b/srv/src/http/tpl/edit-post.html
index ea1f2c1..ea07680 100644
--- a/srv/src/http/tpl/edit-post.html
+++ b/srv/src/http/tpl/edit-post.html
@@ -90,6 +90,7 @@
   </p>
 
   <p>
+
     <input
       type="submit"
       value="Preview"
@@ -99,8 +100,23 @@
 
     {{ if .Payload.IsDraft }}
     <input type="submit" value="Save" formaction="{{ BlogURL "drafts/" }}" />
-    {{ else if eq .Payload.Post.ID "" }}
-    <input type="submit" value="Publish" formaction="{{ BlogURL "posts/" }}" />
+
+
+    <script>
+      function confirmPublish(event) {
+        if (!confirm("Are you sure you're ready to publish?"))
+          event.preventDefault();
+      }
+    </script>
+
+
+    <input
+      type="submit"
+      value="Publish"
+      formaction="{{ BlogURL "posts/" }}"
+      onclick="confirmPublish(event)"
+      />
+
     {{ else }}
     <input type="submit" value="Update" formaction="{{ BlogURL "posts/" }}" />
     {{ end }}
diff --git a/srv/src/http/tpl/posts.html b/srv/src/http/tpl/posts.html
index 946c713..5f75168 100644
--- a/srv/src/http/tpl/posts.html
+++ b/srv/src/http/tpl/posts.html
@@ -2,12 +2,6 @@
 
   <h1>Posts</h1>
 
-  <p>
-    <a href="{{ BlogURL "posts/" }}?edit">
-      New Post
-    </a>
-  </p>
-
   {{ if ge .Payload.PrevPage 0 }}
   <p>
     <a href="?p={{ .Payload.PrevPage}}">&lt; &lt; Previous Page</a>
-- 
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