dotfiles

commit dac59a165ef6d5327a2131dd4b5e64ec26bf11d6 (tree)
parent 83dafe1d2cdf7de7df2295165c16d12ba5599e7f
Author: Motiejus Jakštys <desired.mta@gmail.com>
Date:   Fri,  5 Jun 2020 13:22:44 +0300

add page conversion

Diffstat:
A
src/joplin2site/internal/page/page.go
 | 
63
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
A
src/joplin2site/internal/page/page_test.go
 | 
62
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

2 files changed, 125 insertions(+), 0 deletions(-)
diff --git a/src/joplin2site/internal/page/page.go b/src/joplin2site/internal/page/page.go
@@ -0,0 +1,63 @@
+package page
+
+import (
+	"errors"
+	"fmt"
+	"strings"
+	"time"
+
+	"github.com/motiejus/dotfiles/joplin2site/internal/note"
+	"gopkg.in/yaml.v2"
+)
+
+// Page contains everything that's necessary to render a page.
+type Page struct {
+	ID          string
+	Title       string
+	URL         string
+	BodyHTML    string
+	CreatedAt   time.Time
+	PublishedAt time.Time
+}
+
+type userMeta struct {
+	URL         string    `yaml:"url"`
+	PublishedAt time.Time `yaml:"published_at"`
+}
+
+var (
+	ErrMetaStart = errors.New("missing metadata opening tag")
+	ErrMetaEnd   = errors.New("missing metadata closing tag")
+)
+
+const (
+	_metaPrefix = "<!--\n"
+	_metaSuffix = "\n-->\n"
+)
+
+// FromNote converts a Joplin Note to Page
+func FromNote(n note.Note) (Page, error) {
+	if !strings.HasPrefix(n.Body, _metaPrefix) {
+		return Page{}, ErrMetaStart
+	}
+	endIdx := strings.Index(n.Body, _metaSuffix)
+	if endIdx == -1 {
+		return Page{}, ErrMetaEnd
+	}
+	metaS := n.Body[len(_metaPrefix):endIdx]
+	body := n.Body[endIdx+len(_metaSuffix):]
+
+	var meta userMeta
+	if err := yaml.UnmarshalStrict([]byte(metaS), &meta); err != nil {
+		return Page{}, fmt.Errorf("failed to unmarshal user's metadata: %w", err)
+	}
+
+	return Page{
+		ID:          n.ID,
+		Title:       n.Title,
+		URL:         meta.URL,
+		BodyHTML:    body,
+		CreatedAt:   n.CreatedTime,
+		PublishedAt: meta.PublishedAt,
+	}, nil
+}
diff --git a/src/joplin2site/internal/page/page_test.go b/src/joplin2site/internal/page/page_test.go
@@ -0,0 +1,62 @@
+package page
+
+import (
+	"testing"
+	"time"
+
+	"github.com/motiejus/dotfiles/joplin2site/internal/note"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestFromNote(t *testing.T) {
+	tests := []struct {
+		name     string
+		note     note.Note
+		wantPage Page
+		wantErr  string
+	}{
+		{
+			name: "ok minimal",
+			note: note.Note{
+				Body: `<!--
+url: /about/
+published_at: 2020-06-05T12:42:00Z
+-->
+This is body`,
+			},
+			wantPage: Page{
+				URL:         "/about/",
+				BodyHTML:    "This is body",
+				PublishedAt: time.Date(2020, 6, 5, 12, 42, 00, 0, time.UTC),
+			},
+		},
+
+		{
+			name:    "missing metadata opening tag",
+			note:    note.Note{},
+			wantErr: `missing metadata opening tag`,
+		},
+		{
+			name: "missing metadata closing tag",
+			note: note.Note{
+				Body: "<!--\n foo bar noend\n\n",
+			},
+			wantErr: `missing metadata closing tag`,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			page, err := FromNote(tt.note)
+			if tt.wantErr != "" {
+				assert.EqualError(t, err, tt.wantErr)
+				return
+			}
+
+			require.NoError(t, err)
+			assert.Equal(t, tt.wantPage, page)
+		})
+	}
+
+}