// SPDX-FileCopyrightText: Copyright The Miniflux Authors. All rights reserved.
// SPDX-License-Identifier: Apache-2.0

package request // import "miniflux.app/v2/internal/http/request"

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

	"miniflux.app/v2/internal/model"
)

func newRequestWithWebSession(session *model.WebSession) *http.Request {
	r, _ := http.NewRequest("GET", "http://example.org", nil)
	ctx := context.WithValue(r.Context(), WebSessionContextKey, session)
	return r.WithContext(ctx)
}

func TestContextStringValue(t *testing.T) {
	r, _ := http.NewRequest("GET", "http://example.org", nil)
	ctx := r.Context()
	ctx = context.WithValue(ctx, ClientIPContextKey, "IP")
	r = r.WithContext(ctx)

	result := getContextStringValue(r, ClientIPContextKey)
	expected := "IP"

	if result != expected {
		t.Errorf(`Unexpected context value, got %q instead of %q`, result, expected)
	}
}

func TestContextStringValueWithInvalidType(t *testing.T) {
	r, _ := http.NewRequest("GET", "http://example.org", nil)
	ctx := r.Context()
	ctx = context.WithValue(ctx, ClientIPContextKey, 0)
	r = r.WithContext(ctx)

	result := getContextStringValue(r, ClientIPContextKey)
	expected := ""

	if result != expected {
		t.Errorf(`Unexpected context value, got %q instead of %q`, result, expected)
	}
}

func TestContextStringValueWhenUnset(t *testing.T) {
	r, _ := http.NewRequest("GET", "http://example.org", nil)

	result := getContextStringValue(r, ClientIPContextKey)
	expected := ""

	if result != expected {
		t.Errorf(`Unexpected context value, got %q instead of %q`, result, expected)
	}
}

func TestContextBoolValue(t *testing.T) {
	r, _ := http.NewRequest("GET", "http://example.org", nil)
	ctx := r.Context()
	ctx = context.WithValue(ctx, IsAdminUserContextKey, true)
	r = r.WithContext(ctx)

	result := getContextBoolValue(r, IsAdminUserContextKey)
	expected := true

	if result != expected {
		t.Errorf(`Unexpected context value, got %v instead of %v`, result, expected)
	}
}

func TestContextBoolValueWithInvalidType(t *testing.T) {
	r, _ := http.NewRequest("GET", "http://example.org", nil)
	ctx := r.Context()
	ctx = context.WithValue(ctx, IsAdminUserContextKey, "invalid")
	r = r.WithContext(ctx)

	result := getContextBoolValue(r, IsAdminUserContextKey)
	expected := false

	if result != expected {
		t.Errorf(`Unexpected context value, got %v instead of %v`, result, expected)
	}
}

func TestContextBoolValueWhenUnset(t *testing.T) {
	r, _ := http.NewRequest("GET", "http://example.org", nil)

	result := getContextBoolValue(r, IsAdminUserContextKey)
	expected := false

	if result != expected {
		t.Errorf(`Unexpected context value, got %v instead of %v`, result, expected)
	}
}

func TestContextInt64Value(t *testing.T) {
	r, _ := http.NewRequest("GET", "http://example.org", nil)
	ctx := r.Context()
	ctx = context.WithValue(ctx, UserIDContextKey, int64(1234))
	r = r.WithContext(ctx)

	result := getContextInt64Value(r, UserIDContextKey)
	expected := int64(1234)

	if result != expected {
		t.Errorf(`Unexpected context value, got %d instead of %d`, result, expected)
	}
}

func TestContextInt64ValueWithInvalidType(t *testing.T) {
	r, _ := http.NewRequest("GET", "http://example.org", nil)
	ctx := r.Context()
	ctx = context.WithValue(ctx, UserIDContextKey, "invalid")
	r = r.WithContext(ctx)

	result := getContextInt64Value(r, UserIDContextKey)
	expected := int64(0)

	if result != expected {
		t.Errorf(`Unexpected context value, got %d instead of %d`, result, expected)
	}
}

func TestContextInt64ValueWhenUnset(t *testing.T) {
	r, _ := http.NewRequest("GET", "http://example.org", nil)

	result := getContextInt64Value(r, UserIDContextKey)
	expected := int64(0)

	if result != expected {
		t.Errorf(`Unexpected context value, got %d instead of %d`, result, expected)
	}
}

func TestIsAdmin(t *testing.T) {
	r, _ := http.NewRequest("GET", "http://example.org", nil)

	result := IsAdminUser(r)
	expected := false

	if result != expected {
		t.Errorf(`Unexpected context value, got %v instead of %v`, result, expected)
	}

	ctx := r.Context()
	ctx = context.WithValue(ctx, IsAdminUserContextKey, true)
	r = r.WithContext(ctx)

	result = IsAdminUser(r)
	expected = true

	if result != expected {
		t.Errorf(`Unexpected context value, got %v instead of %v`, result, expected)
	}
}

func TestIsAuthenticated(t *testing.T) {
	r, _ := http.NewRequest("GET", "http://example.org", nil)

	result := IsAuthenticated(r)
	expected := false

	if result != expected {
		t.Errorf(`Unexpected context value, got %v instead of %v`, result, expected)
	}

	ctx := r.Context()
	ctx = context.WithValue(ctx, IsAuthenticatedContextKey, true)
	r = r.WithContext(ctx)

	result = IsAuthenticated(r)
	expected = true

	if result != expected {
		t.Errorf(`Unexpected context value, got %v instead of %v`, result, expected)
	}

	session := &model.WebSession{}
	session.SetUser(&model.User{ID: 42})
	r = newRequestWithWebSession(session)

	result = IsAuthenticated(r)
	if !result {
		t.Errorf("Unexpected context value, got %v instead of true", result)
	}
}

func TestUserID(t *testing.T) {
	r, _ := http.NewRequest("GET", "http://example.org", nil)

	result := UserID(r)
	expected := int64(0)

	if result != expected {
		t.Errorf(`Unexpected context value, got %v instead of %v`, result, expected)
	}

	ctx := r.Context()
	ctx = context.WithValue(ctx, UserIDContextKey, int64(123))
	r = r.WithContext(ctx)

	result = UserID(r)
	expected = int64(123)

	if result != expected {
		t.Errorf(`Unexpected context value, got %v instead of %v`, result, expected)
	}

	session := &model.WebSession{}
	session.SetUser(&model.User{ID: 456})
	r = newRequestWithWebSession(session)

	result = UserID(r)
	expected = int64(456)

	if result != expected {
		t.Errorf(`Unexpected context value, got %v instead of %v`, result, expected)
	}
}

func TestUserName(t *testing.T) {
	r, _ := http.NewRequest("GET", "http://example.org", nil)

	result := UserName(r)
	expected := "unknown"

	if result != expected {
		t.Errorf(`Unexpected context value, got %q instead of %q`, result, expected)
	}

	ctx := r.Context()
	ctx = context.WithValue(ctx, UserNameContextKey, "jane")
	r = r.WithContext(ctx)

	result = UserName(r)
	expected = "jane"

	if result != expected {
		t.Errorf(`Unexpected context value, got %q instead of %q`, result, expected)
	}
}

func TestUserTimezone(t *testing.T) {
	r, _ := http.NewRequest("GET", "http://example.org", nil)

	result := UserTimezone(r)
	expected := "UTC"

	if result != expected {
		t.Errorf(`Unexpected context value, got %q instead of %q`, result, expected)
	}

	ctx := r.Context()
	ctx = context.WithValue(ctx, UserTimezoneContextKey, "Europe/Paris")
	r = r.WithContext(ctx)

	result = UserTimezone(r)
	expected = "Europe/Paris"

	if result != expected {
		t.Errorf(`Unexpected context value, got %q instead of %q`, result, expected)
	}
}

func TestWebSession(t *testing.T) {
	r, _ := http.NewRequest("GET", "http://example.org", nil)

	if result := WebSession(r); result != nil {
		t.Fatalf("Unexpected context value, got %v instead of nil", result)
	}

	session := &model.WebSession{ID: "session-id"}
	ctx := r.Context()
	ctx = context.WithValue(ctx, WebSessionContextKey, session)
	r = r.WithContext(ctx)

	result := WebSession(r)
	if result == nil || result.ID != "session-id" {
		t.Fatalf("Unexpected context value, got %#v instead of session-id", result)
	}
}

func TestClientIP(t *testing.T) {
	r, _ := http.NewRequest("GET", "http://example.org", nil)

	result := ClientIP(r)
	expected := ""

	if result != expected {
		t.Errorf(`Unexpected context value, got %q instead of %q`, result, expected)
	}

	ctx := r.Context()
	ctx = context.WithValue(ctx, ClientIPContextKey, "127.0.0.1")
	r = r.WithContext(ctx)

	result = ClientIP(r)
	expected = "127.0.0.1"

	if result != expected {
		t.Errorf(`Unexpected context value, got %q instead of %q`, result, expected)
	}
}

func TestGoogleReaderToken(t *testing.T) {
	r, _ := http.NewRequest("GET", "http://example.org", nil)

	result := GoogleReaderToken(r)
	expected := ""

	if result != expected {
		t.Errorf(`Unexpected context value, got %q instead of %q`, result, expected)
	}

	ctx := r.Context()
	ctx = context.WithValue(ctx, GoogleReaderTokenKey, "token")
	r = r.WithContext(ctx)

	result = GoogleReaderToken(r)
	expected = "token"

	if result != expected {
		t.Errorf(`Unexpected context value, got %q instead of %q`, result, expected)
	}
}