1 files changed, 104 insertions, 0 deletions
diff --git a/internal/build/renderer.go b/internal/build/renderer.go
new file mode 100644
index 0000000..0ef5386
--- /dev/null
+++ b/internal/build/renderer.go
@@ -0,0 +1,104 @@
+package build
+
+import (
+	"fmt"
+	"html/template"
+	"os"
+	"path/filepath"
+	"sort"
+	"time"
+
+	"github.com/HimanshuSardana/kite/pkg/config"
+	"github.com/HimanshuSardana/kite/pkg/content"
+)
+
+type Page struct {
+	Title   string
+	Content template.HTML
+	TOC     []TOCItem
+}
+
+type HomePageData struct {
+	SiteTitle    string
+	AuthorName   string
+	AuthorRole   string
+	AuthorBio    string
+	DefaultTheme string
+	Year         int
+	Posts        []content.PostSummary
+}
+
+func RenderPage(tmpl *template.Template, outputPath string, data Page) error {
+	if err := os.MkdirAll(filepath.Dir(outputPath), 0o755); err != nil {
+		return fmt.Errorf("creating directories: %w", err)
+	}
+
+	outputFile, err := os.Create(outputPath)
+	if err != nil {
+		return fmt.Errorf("creating output file: %w", err)
+	}
+	defer outputFile.Close()
+
+	if err := tmpl.Execute(outputFile, data); err != nil {
+		return fmt.Errorf("executing template: %w", err)
+	}
+
+	return nil
+}
+
+func LoadTemplate(themePath, templateFile string) (*template.Template, error) {
+	tmpl, err := template.ParseFiles(filepath.Join(themePath, templateFile))
+	if err != nil {
+		return nil, fmt.Errorf("parsing template: %w", err)
+	}
+	return tmpl, nil
+}
+
+func RenderHomePage(themePath, outputDir, configPath string, summaries []content.PostSummary) error {
+	sort.Slice(summaries, func(i, j int) bool {
+		return summaries[i].Date > summaries[j].Date
+	})
+
+	for i, p := range summaries {
+		if t, err := time.Parse("2006-01-02", p.Date); err == nil {
+			summaries[i].Date = t.Format("Jan 2006")
+		}
+	}
+
+	cfg, err := config.Load(configPath)
+	if err != nil {
+		return fmt.Errorf("loading config: %w", err)
+	}
+
+	data := HomePageData{
+		SiteTitle:    cfg.SiteTitle,
+		AuthorName:   cfg.AuthorName,
+		AuthorRole:   cfg.AuthorRole,
+		AuthorBio:    cfg.AuthorBio,
+		DefaultTheme: cfg.DefaultTheme,
+		Year:         time.Now().Year(),
+		Posts:        summaries,
+	}
+
+	tmpl, err := LoadTemplate(themePath, "home.html")
+	if err != nil {
+		return err
+	}
+
+	outPath := filepath.Join(outputDir, "index.html")
+	if err := os.MkdirAll(filepath.Dir(outPath), 0o755); err != nil {
+		return fmt.Errorf("creating output dir: %w", err)
+	}
+	f, err := os.Create(outPath)
+	if err != nil {
+		return fmt.Errorf("creating index.html: %w", err)
+	}
+	defer f.Close()
+
+	if err := tmpl.Execute(f, data); err != nil {
+		return fmt.Errorf("rendering home page: %w", err)
+	}
+	fmt.Println("Home page written to", outPath)
+
+	return nil
+}