package main

import (
	"fmt"
	"os"
	"strings"
	"text/template"
)

type Person struct {
	Name string
	Age  int
}

func main() {
	var err error
	funcMap := template.FuncMap{
		"title": strings.Title,
	}
	base, err := Asset("templates/base.txt")
	if err != nil {
		panic(err)
	}
	tmpl, err := template.New("base").Funcs(funcMap).Parse(string(base))

	templates := make(map[string]*template.Template)

	templateFiles := []struct {
		name string
		path string
	}{
		{"body", "templates/body.txt"},
		{"detail", "templates/detail.txt"},
		{"pic", "templates/pic.txt"},
	}
	for _, tf := range templateFiles {
		a, err := Asset(tf.path)
		if err != nil {
			panic(err)
		}
		t, err := tmpl.Clone()
		if err != nil {
			panic(err)
		}

		t, err = t.Parse(string(a))
		templates[tf.name] = t
	}

	person := Person{"bilbo", 111}
	for _, name := range []string{"body", "detail", "pic"} {
		fmt.Println("--------------------------------------")
		err = templates[name].Execute(os.Stdout, person)
		if err != nil {
			panic(err)
		}
	}
	fmt.Println("--------------------------------------")
}