added build processed files

untested!

internal/builder/build_page.go

@@ -2,6 +2,7 @@ package builder
 
 import (
 	"bytes"
+	"errors"
 	"fmt"
 	"html/template"
 	"log"
@@ -101,10 +102,7 @@ func buildPageData(m Metadata, in string, out string, settings *Settings) *PageD
 	return p
 }
 
-// WARNING: This is a reference implementation
-// with passing tests but not likely to work in
-// the broader scope of the program!
-func BuildHtmlFile(in string, out string, settings *Settings) error {
+func _BuildHtmlFile(in string, out string, settings *Settings) error {
 	mdPre, err := util.ReadFile(in)
 	if err != nil {
 		return err
@@ -133,3 +131,50 @@ func BuildHtmlFile(in string, out string, settings *Settings) error {
 	err = util.WriteFile(output.Bytes(), out)
 	return err
 }
+
+func BuildFile(f *File, settings *Settings) error {
+	if f.ShouldCopy {
+		if err := util.CreateParents(f.OutPath); err != nil {
+			return err
+		}
+		if err := util.CopyFile(f.InPath, f.OutPath); err != nil {
+			return errors.Join(errors.New("Error processing file "+f.InPath), err)
+		} else {
+			return nil
+		}
+	}
+
+	if err := util.CreateParents(f.OutPath); err != nil {
+		return err
+	}
+	if err := BuildHtmlFile(f.FrontMatterLen, f.InPath, f.OutPath, f.Data, settings); err != nil {
+		return errors.Join(errors.New("Error processing file "+f.InPath), err)
+	} else {
+		return nil
+	}
+}
+
+func BuildHtmlFile(l int, in string, out string, pd *PageData, settings *Settings) error {
+	md, err := util.ReadLineRange(in, l, -1)
+	if err != nil {
+		return err
+	}
+	fmt.Println("Title: ", pd.Title)
+
+	// build according to template here
+	html := MdToHTML(md)
+	pd.Content = template.HTML(html)
+
+	tmpl, err := template.New("webpage").Parse(pd.Template)
+	if err != nil {
+		return err
+	}
+
+	var output bytes.Buffer
+	if err := tmpl.Execute(&output, pd); err != nil {
+		return err
+	}
+
+	err = util.WriteFile(output.Bytes(), out)
+	return err
+}

internal/builder/process.go

@@ -27,6 +27,7 @@ type File struct {
 	OutPath        string
 	ShouldCopy     bool
 	HasFrontmatter bool
+	FrontMatterLen int
 }
 
 // NewProcessMemory initializes an empty
@@ -68,9 +69,11 @@ func processFile(inPath string, entry fs.DirEntry, err error, outRoot string, se
 
 	var pd *PageData
 	hasFrontmatter := false
+	l := 0
 	if toProcess {
 		// process its frontmatter here
-		m, _, err := processFrontmatter(inPath)
+		m, le, err := processFrontmatter(inPath)
+		l = le
 		if err != nil {
 			return err
 		}
@@ -89,6 +92,7 @@ func processFile(inPath string, entry fs.DirEntry, err error, outRoot string, se
 		outPath,
 		!toProcess,
 		hasFrontmatter,
+		l,
 	}
 	if pd != nil && pd.Type == "post" {
 		pm.Posts = append(pm.Posts, file)
@@ -96,3 +100,13 @@ func processFile(inPath string, entry fs.DirEntry, err error, outRoot string, se
 	pm.Files = append(pm.Files, file)
 	return nil
 }
+
+func BuildProcessedFiles(pm *ProcessMemory, settings *Settings) error {
+	for _, f := range pm.Files {
+		err := BuildFile(f, settings)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}

internal/builder/traverse.go

@@ -23,7 +23,7 @@ func buildFile(inPath string, entry fs.DirEntry, err error, outRoot string, sett
 			if err := util.CreateParents(outPath); err != nil {
 				return err
 			}
-			if err := BuildHtmlFile(inPath, outPath, settings); err != nil {
+			if err := _BuildHtmlFile(inPath, outPath, settings); err != nil {
 				return errors.Join(errors.New("Error processing file "+inPath), err)
 			} else {
 				return nil
@@ -53,11 +53,11 @@ func Traverse(root string, outRoot string, settings *Settings) error {
 	return err
 }
 
-func ProcessTraverse(root string, outRoot string, settings *Settings) error {
+func ProcessTraverse(root string, outRoot string, settings *Settings) (*ProcessMemory, error) {
 	pm := NewProcessMemory()
 	walkFunc := func(path string, entry fs.DirEntry, err error) error {
 		return processFile(path, entry, err, outRoot, settings, pm)
 	}
 	err := filepath.WalkDir(root, walkFunc)
-	return err
+	return pm, err
 }

internal/util/file.go

@@ -80,3 +80,32 @@ func ReadNLines(filename string, n int) ([]byte, error) {
 
 	return buffer.Bytes(), nil
 }
+
+// ReadLineRange reads a file in a given range of lines
+func ReadLineRange(filename string, start int, end int) ([]byte, error) {
+	file, err := os.Open(filename)
+	if err != nil {
+		return nil, err
+	}
+	defer file.Close()
+
+	var buffer bytes.Buffer
+	scanner := bufio.NewScanner(file)
+	i := 0
+	for scanner.Scan() {
+		i++
+		if i >= start && (i <= end || end == -1) {
+			buffer.Write(scanner.Bytes())
+			buffer.WriteByte('\n')
+		}
+		if i > end && end != -1 {
+			break
+		}
+	}
+
+	if err := scanner.Err(); err != nil {
+		return nil, err
+	}
+
+	return buffer.Bytes(), nil
+}