blob.go

package main

import "io/ioutil"

type AzureBlobber interface {
	Render() ([]byte, []byte, error)
}

type MyAzureBlob struct {
	Paramters map[string]interface{}
	Variables map[string]interface{}
	Resources map[string]interface{}
}

func NewMyAzureBlob() *MyAzureBlob {
	return &MyAzureBlob{}
}

func (b *MyAzureBlob) Render() ([]byte, []byte, error) {
	// Logic to render the ARM template and params file
	return []byte(""), []byte(""), nil
}

func (b *MyAzureBlob) WithManagedDisks(param1 int, param2 string) {
	// Logic to add managed disks to the azure blob
}

func (b *MyAzureBlob) WithJumpBox(vmSize string, count int) {
	// Logic to add a jumpbox to the azure blob
}

func main() {
	var blob AzureBlobber
	style := 1
	
	// Logic to select a style of blob
	switch style{
	case 1:
		// This should return an error in real life
		blob = buildBlobStyle1()
	case 2:
		// This should return an error in real life
		blob = buildBlobStyle2()
	}
	
	// The blob has been built, let's render
	template, params, err := blob.Render()
	if err != nil {
		//darn
	}
	
	// Write to disk
	ioutil.WriteFile("azuredeploy.json", template, 0644)
	ioutil.WriteFile("azuredeploy.parameters.json", params, 0644)
}

func buildBlobStyle1() AzureBlobber {
	blob := NewMyAzureBlob()
	blob.WithJumpBox("small", 1)
	return blob
}

func buildBlobStyle2() AzureBlobber {
	blob := NewMyAzureBlob()
	blob.WithJumpBox("large", 10)
	blob.WithManagedDisks(1, "something")
}