M commands/build.go → commands/build.go

@@ -1,7 +1,6 @@
 package commands
 
 import (
-	"fmt"
 	"os"
 	"path/filepath"
 	"sort"
@@ -43,82 +42,76 @@
 	return nil
 }
 
-// Core builder function. Converts markdown to html,
-// copies over non .md files, etc.
-func Build() error {
-	pages := Pages{}
-	err := pages.initPages()
-	if err != nil {
-		return err
-	}
+func (pgs *Pages) processFiles() error {
+	for _, f := range pgs.Files {
+		if filepath.Ext(f) == ".md" {
+			// ex: pages/about.md
+			mdFile := filepath.Join(PAGES, f)
+			var htmlDir string
+			// ex: build/index.html (root index)
+			if f == "_index.md" {
+				htmlDir = BUILD
+			} else {
+				htmlDir = filepath.Join(
+					BUILD,
+					strings.TrimSuffix(f, ".md"),
+				)
+			}
+			os.Mkdir(htmlDir, 0755)
+			// ex: build/about/index.html
+			htmlFile := filepath.Join(htmlDir, "index.html")
 
-	// Deal with files.
-	// ex: pages/{_index,about,etc}.md
-	err = func() error {
-		for _, f := range pages.Files {
-			if filepath.Ext(f) == ".md" {
-				// ex: pages/about.md
-				mdFile := filepath.Join(PAGES, f)
-				var htmlDir string
-				if f == "_index.md" {
-					htmlDir = BUILD
-				} else {
-					htmlDir = filepath.Join(
-						BUILD,
-						strings.TrimSuffix(f, ".md"),
-					)
-				}
-				os.Mkdir(htmlDir, 0755)
-				// ex: build/about/index.html
-				htmlFile := filepath.Join(htmlDir, "index.html")
+			fb, err := os.ReadFile(mdFile)
+			if err != nil {
+				return err
+			}
 
-				fb, err := os.ReadFile(mdFile)
-				if err != nil {
-					return err
-				}
-
-				out := markdown.Output{}
-				out.RenderMarkdown(fb)
-				if err = out.RenderHTML(
-					htmlFile,
-					TEMPLATES,
-					struct {
-						Cfg  config.ConfigYaml
-						Fm   markdown.Matter
-						Body string
-					}{config.Config, out.Meta, string(out.HTML)},
-				); err != nil {
-					return err
-				}
-			} else {
-				src := filepath.Join(PAGES, f)
-				util.CopyFile(src, BUILD)
+			out := markdown.Output{}
+			out.RenderMarkdown(fb)
+			if err = out.RenderHTML(
+				htmlFile,
+				TEMPLATES,
+				struct {
+					Cfg  config.ConfigYaml
+					Fm   markdown.Matter
+					Body string
+				}{config.Config, out.Meta, string(out.HTML)},
+			); err != nil {
+				return err
 			}
+		} else {
+			src := filepath.Join(PAGES, f)
+			util.CopyFile(src, BUILD)
 		}
-		return nil
-	}()
-	if err != nil {
-		return err
 	}
+	return nil
+}
 
-	// Deal with dirs -- i.e. of markdown files.
-	// ex: pages/{blog,travel}/*.md
-	err = func() error {
-		for _, d := range pages.Dirs {
-			// ex: build/blog
-			dstDir := filepath.Join(BUILD, d)
-			// ex: pages/blog
-			srcDir := filepath.Join(PAGES, d)
-			os.Mkdir(dstDir, 0755)
+func (pgs *Pages) processDirs() error {
+	for _, d := range pgs.Dirs {
+		// ex: build/blog
+		dstDir := filepath.Join(BUILD, d)
+		// ex: pages/blog
+		srcDir := filepath.Join(PAGES, d)
+		os.Mkdir(dstDir, 0755)
+
+		entries, err := os.ReadDir(srcDir)
+		if err != nil {
+			return err
+		}
+
+		posts := []markdown.Output{}
+		// Collect all posts
+		for _, e := range entries {
+			// foo-bar.md -> foo-bar
+			slug := strings.TrimSuffix(e.Name(), filepath.Ext(e.Name()))
 
-			entries, err := os.ReadDir(srcDir)
-			if err != nil {
-				return err
-			}
+			// ex: build/blog/foo-bar/
+			os.Mkdir(filepath.Join(dstDir, slug), 0755)
+			// ex: build/blog/foo-bar/index.html
+			htmlFile := filepath.Join(dstDir, slug, "index.html")
 
-			posts := []markdown.Output{}
-			// Collect all posts
-			for _, e := range entries {
+			if e.Name() != "_index.md" {
 				ePath := filepath.Join(srcDir, e.Name())
 				fb, err := os.ReadFile(ePath)
 				if err != nil {
@@ -128,17 +121,17 @@
 				out := markdown.Output{}
 				out.RenderMarkdown(fb)
 
-				slug := strings.TrimSuffix(filepath.Ext(e.Name()), ".md")
-
-				htmlFile := filepath.Join(dstDir, slug)
-				out.RenderHTML(
+				if err = out.RenderHTML(
 					htmlFile,
 					TEMPLATES,
 					struct {
 						Cfg  config.ConfigYaml
 						Fm   markdown.Matter
 						Body string
-					}{config.Config, out.Meta, string(out.HTML)})
+					}{config.Config, out.Meta, string(out.HTML)},
+				); err != nil {
+					return err
+				}
 				posts = append(posts, out)
 			}
 
@@ -148,13 +141,48 @@ date1 := posts[j].Meta["date"].(time.Time)
 				date2 := posts[i].Meta["date"].(time.Time)
 				return date1.Before(date2)
 			})
+		}
 
-			for _, p := range posts {
-				fmt.Println(p.Meta["date"])
-			}
+		// Render index using posts slice.
+		// ex: build/blog/index.html
+		indexHTML := filepath.Join(dstDir, "index.html")
+		// ex: pages/blog/_index.md
+		indexMd, err := os.ReadFile(filepath.Join(srcDir, "_index.md"))
+		if err != nil {
+			return err
 		}
-		return nil
-	}()
+		out := markdown.Output{}
+		out.RenderMarkdown(indexMd)
+
+		out.RenderHTML(indexHTML, TEMPLATES, struct {
+			Cfg   config.ConfigYaml
+			Fm    markdown.Matter
+			Body  string
+			Posts []markdown.Output
+		}{config.Config, out.Meta, string(out.HTML), posts})
+	}
+	return nil
+}
+
+// Core builder function. Converts markdown to html,
+// copies over non .md files, etc.
+func Build() error {
+	pages := Pages{}
+	err := pages.initPages()
+	if err != nil {
+		return err
+	}
+
+	// Deal with files.
+	// ex: pages/{_index,about,etc}.md
+	err = pages.processFiles()
+	if err != nil {
+		return err
+	}
+
+	// Deal with dirs -- i.e. dirs of markdown files.
+	// ex: pages/{blog,travel}/*.md
+	err = pages.processDirs()
 	if err != nil {
 		return err
 	}

M config/config.go → config/config.go

@@ -24,11 +24,11 @@
 func init() {
 	cf, err := os.ReadFile("config.yaml")
 	if err != nil {
-		fmt.Errorf("error: %+v\n", err)
+		fmt.Fprintf(os.Stderr, "error: %+v\n", err)
 		os.Exit(1)
 	}
 	if err = Config.ParseConfig(cf); err != nil {
-		fmt.Errorf("error: %+v\n", err)
+		fmt.Fprintf(os.Stderr, "error: %+v\n", err)
 	}
 }
 

M main.go → main.go

@@ -34,13 +34,13 @@ }
 		initPath := args[2]
 		err := commands.Init(initPath)
 		if err != nil {
-			fmt.Errorf("error: init: %+v\n", err)
+			fmt.Fprintf(os.Stderr, "error: init: %+v\n", err)
 		}
 
 	case "build":
 		err := commands.Build()
 		if err != nil {
-			fmt.Errorf("error: build: %+v\n", err)
+			fmt.Fprintf(os.Stderr, "error: build: %+v\n", err)
 		}
 
 	case "new":
@@ -51,7 +51,7 @@ }
 		newPath := args[2]
 		err := commands.New(newPath)
 		if err != nil {
-			fmt.Errorf("error: new: %+v\n", err)
+			fmt.Fprintf(os.Stderr, "error: new: %+v\n", err)
 		}
 	}
 

M markdown/markdown.go → markdown/markdown.go

@@ -45,8 +45,8 @@
 // Renders out.HTML into dst html file, using the template specified
 // in the frontmatter. data is the template struct.
 func (out *Output) RenderHTML(dst, tmplDir string, data interface{}) error {
-	metaTemplate := out.Meta["template"].(string)
-	if metaTemplate == "" {
+	metaTemplate := out.Meta["template"]
+	if metaTemplate == nil {
 		metaTemplate = "text.html"
 	}
 
@@ -60,7 +60,7 @@ if err != nil {
 		return err
 	}
 
-	if err = t.ExecuteTemplate(w, metaTemplate, data); err != nil {
+	if err = t.ExecuteTemplate(w, metaTemplate.(string), data); err != nil {
 		return err
 	}
 	return nil