package Auth_test

import (
	"bytes"
	"encoding/json"
	"net/http"
	"testing"

	"git.tovijaeschke.xyz/tovi/Envelope/Backend/Api/Auth"
	"git.tovijaeschke.xyz/tovi/Envelope/Backend/Database"
	"git.tovijaeschke.xyz/tovi/Envelope/Backend/Tests"
)

func Test_ChangePassword(t *testing.T) {
	client, ts, err := Tests.InitTestEnv()
	defer ts.Close()
	if err != nil {
		t.Errorf("Expected nil, recieved %s", err.Error())
		return
	}

	d := struct {
		OldPassword        string `json:"old_password"`
		NewPassword        string `json:"new_password"`
		NewPasswordConfirm string `json:"new_password_confirm"`
		PrivateKey         string `json:"private_key"`
	}{
		OldPassword:        "password",
		NewPassword:        "password1",
		NewPasswordConfirm: "password1",
		PrivateKey:         "",
	}

	jsonStr, _ := json.Marshal(d)
	req, _ := http.NewRequest("POST", ts.URL+"/api/v1/auth/change_password", bytes.NewBuffer(jsonStr))
	req.Header.Set("Content-Type", "application/json")

	resp, err := client.Do(req)
	if err != nil {
		t.Errorf("Expected nil, recieved %s", err.Error())
		return
	}

	if resp.StatusCode != http.StatusNoContent {
		t.Errorf("Expected %d, recieved %d", http.StatusNoContent, resp.StatusCode)
		return
	}

	u, err := Database.GetUserByUsername("test")
	if err != nil {
		t.Errorf("Expected nil, recieved %s", err.Error())
		return
	}

	if !Auth.CheckPasswordHash("password1", u.Password) {
		t.Errorf("Failed to verify the password has been changed")
	}
}

func Test_ChangePasswordMismatchConfirmFails(t *testing.T) {
	client, ts, err := Tests.InitTestEnv()
	defer ts.Close()
	if err != nil {
		t.Errorf("Expected nil, recieved %s", err.Error())
		return
	}

	d := struct {
		OldPassword        string `json:"old_password"`
		NewPassword        string `json:"new_password"`
		NewPasswordConfirm string `json:"new_password_confirm"`
		PrivateKey         string `json:"private_key"`
	}{
		OldPassword:        "password",
		NewPassword:        "password1",
		NewPasswordConfirm: "password2",
		PrivateKey:         "",
	}

	jsonStr, _ := json.Marshal(d)
	req, _ := http.NewRequest("POST", ts.URL+"/api/v1/auth/change_password", bytes.NewBuffer(jsonStr))
	req.Header.Set("Content-Type", "application/json")

	resp, err := client.Do(req)
	if err != nil {
		t.Errorf("Expected nil, recieved %s", err.Error())
		return
	}

	if resp.StatusCode != http.StatusUnprocessableEntity {
		t.Errorf("Expected %d, recieved %d", http.StatusUnprocessableEntity, resp.StatusCode)
	}
}

func Test_ChangePasswordInvalidCurrentPasswordFails(t *testing.T) {
	client, ts, err := Tests.InitTestEnv()
	defer ts.Close()
	if err != nil {
		t.Errorf("Expected nil, recieved %s", err.Error())
		return
	}

	d := struct {
		OldPassword        string `json:"old_password"`
		NewPassword        string `json:"new_password"`
		NewPasswordConfirm string `json:"new_password_confirm"`
		PrivateKey         string `json:"private_key"`
	}{
		OldPassword:        "password2",
		NewPassword:        "password1",
		NewPasswordConfirm: "password1",
		PrivateKey:         "",
	}

	jsonStr, _ := json.Marshal(d)
	req, _ := http.NewRequest("POST", ts.URL+"/api/v1/auth/change_password", bytes.NewBuffer(jsonStr))
	req.Header.Set("Content-Type", "application/json")

	resp, err := client.Do(req)
	if err != nil {
		t.Errorf("Expected nil, recieved %s", err.Error())
		return
	}

	if resp.StatusCode != http.StatusForbidden {
		t.Errorf("Expected %d, recieved %d", http.StatusForbidden, resp.StatusCode)
	}
}