// Copyright (c) 2026 Probo Inc <hello@probo.com>.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.

package deviceagent

import (
	"context"
	"encoding/json"
	"net/http"
	"net/http/httptest"
	"testing"

	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
)

func TestClientExchangeEnrollmentToken(t *testing.T) {
	t.Parallel()

	const wantAPIKey = "device-api-key-secret"

	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		assert.Equal(t, http.MethodPost, r.Method)
		assert.Equal(t, "/api/agent/v1/enroll", r.URL.Path)
		assert.Empty(t, r.Header.Get("Authorization"))

		var body struct {
			Token string `json:"token"`
		}
		assert.NoError(t, json.NewDecoder(r.Body).Decode(&body))
		assert.Equal(t, "enroll-token", body.Token)

		w.Header().Set("Content-Type", "application/json")
		assert.NoError(t, json.NewEncoder(w).Encode(map[string]string{
			"api_key": wantAPIKey,
		}))
	}))
	t.Cleanup(srv.Close)

	client := NewClient(srv.URL, "", "probo-agent/test")

	apiKey, err := client.ExchangeEnrollmentToken(context.Background(), "enroll-token")
	require.NoError(t, err)
	assert.Equal(t, wantAPIKey, apiKey)
}

func TestClientExchangeEnrollmentTokenUnauthorized(t *testing.T) {
	t.Parallel()

	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
		http.Error(w, "unauthorized", http.StatusUnauthorized)
	}))
	t.Cleanup(srv.Close)

	client := NewClient(srv.URL, "", "probo-agent/test")

	_, err := client.ExchangeEnrollmentToken(context.Background(), "used-token")
	require.Error(t, err)
	assert.True(t, IsUnauthorized(err))
}