package compiler

import (
	"testing"

	"github.com/remogatto/prettytest"
	"gogs.carducci-dante.gov.it/andrea.fazzi/karmen/config"
	"gogs.carducci-dante.gov.it/andrea.fazzi/karmen/webdav"
)

type testSuite struct {
	prettytest.Suite
}

var (
	compiler   *Compiler
	client     *webdav.Client
	simpleMain string = `
package main

func main() {
  println("Hello World!")
}

`
	webDAVTemplateProgram string = `
package main

import (
	"bytes"
	"fmt"
	"text/template"

	"gogs.carducci-dante.gov.it/andrea.fazzi/karmen/webdav"
)

func main() {
	var (
		WebDAVUrl      = "http://localhost:8082/remote.php/webdav/"
		WebDavUsername = "admin"
		WebDAVPassword = "password"
		data           struct{ Data string }
		output         bytes.Buffer
	)
	client, err := webdav.NewClient(WebDAVUrl, WebDavUsername, WebDAVPassword)
	if err != nil {
		fmt.Print(err)
	}
	content, err := client.Download("Templates/template.tpl")
	if err != nil {
		fmt.Print(err)
	}
	tpl, err := template.New("template.tpl").Parse(string(content))
	if err != nil {
		fmt.Print(err)
	}
	data.Data = "Foo"
	err = tpl.Execute(&output, data)
	if err != nil {
		fmt.Print(err)
	}

	err = client.Mkdir("Test")
	if err != nil {
		fmt.Print(err)
	}

	err = client.Upload(output.Bytes(), "Test/foo.txt")
	if err != nil {
		fmt.Print(err)
	}
        fmt.Print("ok")
}
`
)

func TestRunner(t *testing.T) {
	prettytest.Run(
		t,
		new(testSuite),
	)
}

func (t *testSuite) BeforeAll() {
	var err error
	compiler = New("http://localhost:8083/compile")
	client, err = webdav.NewClient(
		config.WebDAVUrl,
		config.WebDavUsername,
		config.WebDAVPassword,
	)
	if err != nil {
		panic(err)
	}

}

func (t *testSuite) TestRunSimpleMain() {
	program := &Program{simpleMain}
	result, err := compiler.Run(program)
	t.Nil(err)
	t.Equal("Hello World!\n", result.Events[0].Message)
}

func (t *testSuite) TestWebDAVTemplate() {
	program := &Program{webDAVTemplateProgram}
	result, err := compiler.Run(program)
	t.Nil(err)
	t.Equal("", result.Errors)
	if result.Errors == "" {
		t.Equal("ok", result.Events[0].Message)
		data, err := client.Download("Test/foo.txt")
		t.Nil(err)
		t.Equal("Foo", string(data))
	}

}

func (t *testSuite) After() {
	client.Delete("Test")
}