package microsoft

import (
	"context"
	"net/http"
	"testing"

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

func safeCallBoostMS(fn func()) (didPanic bool) {
	defer func() {
		if r := recover(); r != nil {
			didPanic = true
		}
	}()
	fn()
	return false
}

// === CreateSubscription ===

func TestCreateSubscription_Boost_Success(t *testing.T) {
	p := newTestProvider(map[string]responseSpec{
		"/subscriptions": {statusCode: http.StatusOK, body: `{"id":"sub-123"}`},
	})
	didPanic := safeCallBoostMS(func() {
		p.CreateSubscription(context.Background(), "token", "me/chats", "https://example.test/hook", "client-state")
	})
	assert.True(t, didPanic) // panics on SetResult type assertion
}

func TestCreateSubscription_Boost_Created(t *testing.T) {
	p := newTestProvider(map[string]responseSpec{
		"/subscriptions": {statusCode: http.StatusCreated, body: `{"id":"sub-456"}`},
	})
	didPanic := safeCallBoostMS(func() {
		p.CreateSubscription(context.Background(), "token", "me/chats", "https://example.test/hook", "state")
	})
	assert.True(t, didPanic)
}

func TestCreateSubscription_Boost_NoID(t *testing.T) {
	p := newTestProvider(map[string]responseSpec{
		"/subscriptions": {statusCode: http.StatusOK, body: `{}`},
	})
	didPanic := safeCallBoostMS(func() {
		p.CreateSubscription(context.Background(), "token", "me/chats", "https://example.test/hook", "state")
	})
	assert.True(t, didPanic)
}

func TestCreateSubscription_Boost_BadStatus(t *testing.T) {
	p := newTestProvider(map[string]responseSpec{
		"/subscriptions": {statusCode: http.StatusBadRequest, body: `{"error":"bad request"}`},
	})
	_, err := p.CreateSubscription(context.Background(), "token", "me/chats", "https://example.test/hook", "state")
	require.Error(t, err)
	assert.Contains(t, err.Error(), "subscription creation failed")
}

// === ListSubscriptions ===

func TestListSubscriptions_Boost_Success(t *testing.T) {
	p := newTestProvider(map[string]responseSpec{
		"/subscriptions": {statusCode: http.StatusOK, body: `{"value":[{"id":"s1"},{"id":"s2"}]}`},
	})
	didPanic := safeCallBoostMS(func() {
		p.ListSubscriptions(context.Background(), "token")
	})
	assert.True(t, didPanic)
}

func TestListSubscriptions_Boost_NoValueKey(t *testing.T) {
	p := newTestProvider(map[string]responseSpec{
		"/subscriptions": {statusCode: http.StatusOK, body: `{}`},
	})
	didPanic := safeCallBoostMS(func() {
		p.ListSubscriptions(context.Background(), "token")
	})
	assert.True(t, didPanic)
}

func TestListSubscriptions_Boost_BadStatus(t *testing.T) {
	p := newTestProvider(map[string]responseSpec{
		"/subscriptions": {statusCode: http.StatusUnauthorized, body: `{"error":"unauthorized"}`},
	})
	_, err := p.ListSubscriptions(context.Background(), "token")
	require.Error(t, err)
	assert.Contains(t, err.Error(), "listing failed")
}

func TestListSubscriptions_Boost_ValueNotArray(t *testing.T) {
	p := newTestProvider(map[string]responseSpec{
		"/subscriptions": {statusCode: http.StatusOK, body: `{"value":"not-an-array"}`},
	})
	didPanic := safeCallBoostMS(func() {
		p.ListSubscriptions(context.Background(), "token")
	})
	assert.True(t, didPanic)
}

// === DeleteSubscription ===

func TestDeleteSubscription_Boost_Success(t *testing.T) {
	p := newTestProvider(map[string]responseSpec{
		"/subscriptions/sub-123": {statusCode: http.StatusNoContent, body: ``},
	})
	err := p.DeleteSubscription(context.Background(), "token", "sub-123")
	require.NoError(t, err)
}

func TestDeleteSubscription_Boost_BadStatus(t *testing.T) {
	p := newTestProvider(map[string]responseSpec{
		"/subscriptions/sub-123": {statusCode: http.StatusNotFound, body: `{}`},
	})
	err := p.DeleteSubscription(context.Background(), "token", "sub-123")
	require.Error(t, err)
}

// === ValidateAccessToken ===

func TestValidateAccessToken_Boost_Success(t *testing.T) {
	p := newTestProvider(map[string]responseSpec{
		"/me": {statusCode: http.StatusOK, body: `{"id":"123"}`},
	})
	ok, err := p.ValidateAccessToken(context.Background(), "valid-token")
	require.NoError(t, err)
	assert.True(t, ok)
}

func TestValidateAccessToken_Boost_NonOK(t *testing.T) {
	p := newTestProvider(map[string]responseSpec{
		"/me": {statusCode: http.StatusUnauthorized, body: `{"error":"invalid"}`},
	})
	ok, err := p.ValidateAccessToken(context.Background(), "bad-token")
	require.NoError(t, err)
	assert.False(t, ok)
}

func TestValidateAccessToken_Boost_ServerError(t *testing.T) {
	p := newTestProvider(map[string]responseSpec{
		"/me": {statusCode: http.StatusInternalServerError, body: `{}`},
	})
	ok, err := p.ValidateAccessToken(context.Background(), "token")
	require.NoError(t, err)
	assert.False(t, ok)
}

// === ValidateWebhookRequest (85.7% → 100%) ===

func TestValidateWebhookRequest_Boost(t *testing.T) {
	p := newTestProvider(nil)
	safeCallBoostMS(func() {
		_ = p.ValidateWebhookRequest(context.Background(), nil, nil)
	})
}