add app review system with validation pipeline and admin htmx UI

portal/internal/web/templates.go

@@ -17,6 +17,28 @@ type Templates struct {
 	templates map[string]*template.Template
 }
 
+// Template helper functions
+var templateFuncs = template.FuncMap{
+	"divFloat": func(a int64, b int) float64 {
+		return float64(a) / float64(b)
+	},
+	"add": func(a, b int) int {
+		return a + b
+	},
+	"sub": func(a, b int) int {
+		return a - b
+	},
+	"mul": func(a, b int) int {
+		return a * b
+	},
+	"min": func(a, b int) int {
+		if a < b {
+			return a
+		}
+		return b
+	},
+}
+
 // NewTemplates creates and parses all templates
 func NewTemplates() (*Templates, error) {
 	t := &Templates{
@@ -47,7 +69,7 @@ func NewTemplates() (*Templates, error) {
 		files := append([]string{pageFile}, baseFiles...)
 
 		// Read and parse all files
-		tmpl := template.New(filepath.Base(pageFile))
+		tmpl := template.New(filepath.Base(pageFile)).Funcs(templateFuncs)
 		for _, file := range files {
 			content, err := templateFS.ReadFile(file)
 			if err != nil {
@@ -70,7 +92,7 @@ func NewTemplates() (*Templates, error) {
 		if err != nil {
 			return nil, err
 		}
-		tmpl, err := template.New(filepath.Base(partialFile)).Parse(string(content))
+		tmpl, err := template.New(filepath.Base(partialFile)).Funcs(templateFuncs).Parse(string(content))
 		if err != nil {
 			return nil, err
 		}