Initial commit

providers/sitereader/provider.go

@@ -0,0 +1,72 @@
+package sitereader
+
+import (
+	"bytes"
+	"io"
+	"io/fs"
+
+	"gopkg.in/yaml.v3"
+	"lmika.dev/lmika/weiro/models"
+)
+
+type Provider struct {
+	fs fs.FS
+}
+
+func New(fs fs.FS) *Provider {
+	return &Provider{
+		fs: fs,
+	}
+}
+
+func (p *Provider) ReadSite() (models.Sites, error) {
+	posts, err := p.ListPosts()
+	if err != nil {
+		return models.Sites{}, err
+	}
+
+	return models.Sites{
+		Posts: posts,
+	}, nil
+}
+
+func (p *Provider) ListPosts() (posts []*models.Post, err error) {
+	err = fs.WalkDir(p.fs, "posts", func(path string, d fs.DirEntry, err error) error {
+		if err != nil {
+			return err
+		} else if d.IsDir() {
+			return nil
+		}
+
+		post, err := p.ReadPost(path)
+		if err != nil {
+			return err
+		}
+		posts = append(posts, post)
+		return nil
+	})
+	return posts, err
+}
+
+func (p *Provider) ReadPost(path string) (*models.Post, error) {
+	data, err := fs.ReadFile(p.fs, path)
+	if err != nil {
+		return nil, err
+	}
+
+	// Split front matter and content
+	parts := bytes.SplitN(data, []byte("---"), 3)
+	if len(parts) < 3 {
+		return nil, io.ErrUnexpectedEOF
+	}
+
+	var meta models.Meta
+	if err := yaml.Unmarshal(parts[1], &meta); err != nil {
+		return nil, err
+	}
+
+	return &models.Post{
+		Meta:    meta,
+		Content: string(bytes.TrimPrefix(parts[2], []byte("\n"))),
+	}, nil
+}

providers/sitereader/provider_test.go

@@ -0,0 +1,106 @@
+package sitereader_test
+
+import (
+	"testing"
+	"testing/fstest"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+	"lmika.dev/lmika/weiro/models"
+	"lmika.dev/lmika/weiro/providers/sitereader"
+)
+
+func TestProvider_ReadPost(t *testing.T) {
+	t.Run("with meta", func(t *testing.T) {
+		testFS := fstest.MapFS{
+			"posts/test.md": {Data: []byte(`---
+date: 2026-02-18T19:59:00Z
+title: Test Post Here
+tags: [test, example]
+---
+This is just a test post.
+`)},
+		}
+
+		pr := sitereader.New(testFS)
+
+		post, err := pr.ReadPost("posts/test.md")
+		assert.NoError(t, err)
+		assert.Equal(t, "Test Post Here", post.Meta.Title)
+		assert.Equal(t, time.Date(2026, 2, 18, 19, 59, 0, 0, time.UTC), post.Meta.Date)
+		assert.Equal(t, []string{"test", "example"}, post.Meta.Tags)
+		assert.Equal(t, "This is just a test post.\n", post.Content)
+	})
+
+	t.Run("without meta", func(t *testing.T) {
+		testFS := fstest.MapFS{
+			"posts/test.md": {Data: []byte(`---
+---
+This is just a test post.
+`)},
+		}
+
+		pr := sitereader.New(testFS)
+
+		post, err := pr.ReadPost("posts/test.md")
+		assert.NoError(t, err)
+		assert.Equal(t, models.Meta{}, post.Meta)
+		assert.Equal(t, "This is just a test post.\n", post.Content)
+	})
+}
+
+func TestProvider_ListPosts(t *testing.T) {
+	testFS := fstest.MapFS{
+		"posts/01-post1.md": {Data: []byte(`---
+id: 111
+date: 2026-02-18T19:59:00Z
+title: Test Post Here
+tags: [test, example]
+---
+This is just a test post.
+`)},
+		"posts/02-post2.md": {Data: []byte(`---
+id: 222
+---
+This is just a test post.
+`)},
+	}
+
+	pr := sitereader.New(testFS)
+
+	posts, err := pr.ListPosts()
+	assert.NoError(t, err)
+
+	assert.Equal(t, 2, len(posts))
+
+	assert.Equal(t, "111", posts[0].Meta.ID)
+	assert.Equal(t, "222", posts[1].Meta.ID)
+}
+
+func TestProvider_ReadSite(t *testing.T) {
+	testFS := fstest.MapFS{
+		"posts/01-post1.md": {Data: []byte(`---
+id: 111
+date: 2026-02-18T19:59:00Z
+title: Test Post Here
+tags: [test, example]
+---
+This is just a test post.
+`)},
+		"posts/02-post2.md": {Data: []byte(`---
+id: 222
+---
+This is just a test post.
+`)},
+	}
+
+	pr := sitereader.New(testFS)
+
+	sites, err := pr.ReadSite()
+	assert.NoError(t, err)
+
+	assert.Equal(t, 2, len(sites.Posts))
+
+	assert.Equal(t, "111", sites.Posts[0].Meta.ID)
+	assert.Equal(t, "222", sites.Posts[1].Meta.ID)
+}