/*
   GoToSocial
   Copyright (C) 2021-2023 GoToSocial Authors admin@gotosocial.org

   This program is free software: you can redistribute it and/or modify
   it under the terms of the GNU Affero General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU Affero General Public License for more details.

   You should have received a copy of the GNU Affero General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

package users_test

import (
	"bytes"
	"context"
	"encoding/json"
	"io/ioutil"
	"net/http"
	"net/http/httptest"
	"testing"

	"github.com/gin-gonic/gin"
	"github.com/stretchr/testify/suite"
	"github.com/superseriousbusiness/activity/streams"
	"github.com/superseriousbusiness/activity/streams/vocab"
	"github.com/superseriousbusiness/gotosocial/internal/api/activitypub/users"
	"github.com/superseriousbusiness/gotosocial/testrig"
)

type OutboxGetTestSuite struct {
	UserStandardTestSuite
}

func (suite *OutboxGetTestSuite) TestGetOutbox() {
	// the dereference we're gonna use
	derefRequests := testrig.NewTestDereferenceRequests(suite.testAccounts)
	signedRequest := derefRequests["foss_satan_dereference_zork_outbox"]
	targetAccount := suite.testAccounts["local_account_1"]

	// setup request
	recorder := httptest.NewRecorder()
	ctx, _ := testrig.CreateGinTestContext(recorder, nil)
	ctx.Request = httptest.NewRequest(http.MethodGet, targetAccount.OutboxURI, nil) // the endpoint we're hitting
	ctx.Request.Header.Set("accept", "application/activity+json")
	ctx.Request.Header.Set("Signature", signedRequest.SignatureHeader)
	ctx.Request.Header.Set("Date", signedRequest.DateHeader)

	// we need to pass the context through signature check first to set appropriate values on it
	suite.signatureCheck(ctx)

	// normally the router would populate these params from the path values,
	// but because we're calling the function directly, we need to set them manually.
	ctx.Params = gin.Params{
		gin.Param{
			Key:   users.UsernameKey,
			Value: targetAccount.Username,
		},
	}

	// trigger the function being tested
	suite.userModule.OutboxGETHandler(ctx)

	// check response
	suite.EqualValues(http.StatusOK, recorder.Code)

	result := recorder.Result()
	defer result.Body.Close()
	b, err := ioutil.ReadAll(result.Body)
	suite.NoError(err)
	dst := new(bytes.Buffer)
	err = json.Indent(dst, b, "", "  ")
	suite.NoError(err)
	suite.Equal(`{
  "@context": "https://www.w3.org/ns/activitystreams",
  "first": "http://localhost:8080/users/the_mighty_zork/outbox?page=true",
  "id": "http://localhost:8080/users/the_mighty_zork/outbox",
  "type": "OrderedCollection"
}`, dst.String())

	m := make(map[string]interface{})
	err = json.Unmarshal(b, &m)
	suite.NoError(err)

	t, err := streams.ToType(context.Background(), m)
	suite.NoError(err)

	_, ok := t.(vocab.ActivityStreamsOrderedCollection)
	suite.True(ok)
}

func (suite *OutboxGetTestSuite) TestGetOutboxFirstPage() {
	// the dereference we're gonna use
	derefRequests := testrig.NewTestDereferenceRequests(suite.testAccounts)
	signedRequest := derefRequests["foss_satan_dereference_zork_outbox_first"]
	targetAccount := suite.testAccounts["local_account_1"]

	tc := testrig.NewTestTransportController(&suite.state, testrig.NewMockHTTPClient(nil, "../../../../testrig/media"))
	federator := testrig.NewTestFederator(&suite.state, tc, suite.mediaManager)
	emailSender := testrig.NewEmailSender("../../../../web/template/", nil)
	processor := testrig.NewTestProcessor(&suite.state, federator, emailSender, suite.mediaManager)
	userModule := users.New(processor)
	suite.NoError(processor.Start())

	// setup request
	recorder := httptest.NewRecorder()
	ctx, _ := testrig.CreateGinTestContext(recorder, nil)
	ctx.Request = httptest.NewRequest(http.MethodGet, targetAccount.OutboxURI+"?page=true", nil) // the endpoint we're hitting
	ctx.Request.Header.Set("accept", "application/activity+json")
	ctx.Request.Header.Set("Signature", signedRequest.SignatureHeader)
	ctx.Request.Header.Set("Date", signedRequest.DateHeader)

	// we need to pass the context through signature check first to set appropriate values on it
	suite.signatureCheck(ctx)

	// normally the router would populate these params from the path values,
	// but because we're calling the function directly, we need to set them manually.
	ctx.Params = gin.Params{
		gin.Param{
			Key:   users.UsernameKey,
			Value: targetAccount.Username,
		},
	}

	// trigger the function being tested
	userModule.OutboxGETHandler(ctx)

	// check response
	suite.EqualValues(http.StatusOK, recorder.Code)

	result := recorder.Result()
	defer result.Body.Close()
	b, err := ioutil.ReadAll(result.Body)
	suite.NoError(err)
	dst := new(bytes.Buffer)
	err = json.Indent(dst, b, "", "  ")
	suite.NoError(err)
	suite.Equal(`{
  "@context": "https://www.w3.org/ns/activitystreams",
  "id": "http://localhost:8080/users/the_mighty_zork/outbox?page=true",
  "next": "http://localhost:8080/users/the_mighty_zork/outbox?page=true\u0026max_id=01F8MHAMCHF6Y650WCRSCP4WMY",
  "orderedItems": {
    "actor": "http://localhost:8080/users/the_mighty_zork",
    "cc": "http://localhost:8080/users/the_mighty_zork/followers",
    "id": "http://localhost:8080/users/the_mighty_zork/statuses/01F8MHAMCHF6Y650WCRSCP4WMY/activity",
    "object": "http://localhost:8080/users/the_mighty_zork/statuses/01F8MHAMCHF6Y650WCRSCP4WMY",
    "published": "2021-10-20T10:40:37Z",
    "to": "https://www.w3.org/ns/activitystreams#Public",
    "type": "Create"
  },
  "partOf": "http://localhost:8080/users/the_mighty_zork/outbox",
  "prev": "http://localhost:8080/users/the_mighty_zork/outbox?page=true\u0026min_id=01F8MHAMCHF6Y650WCRSCP4WMY",
  "type": "OrderedCollectionPage"
}`, dst.String())

	m := make(map[string]interface{})
	err = json.Unmarshal(b, &m)
	suite.NoError(err)

	t, err := streams.ToType(context.Background(), m)
	suite.NoError(err)

	_, ok := t.(vocab.ActivityStreamsOrderedCollectionPage)
	suite.True(ok)
}

func (suite *OutboxGetTestSuite) TestGetOutboxNextPage() {
	// the dereference we're gonna use
	derefRequests := testrig.NewTestDereferenceRequests(suite.testAccounts)
	signedRequest := derefRequests["foss_satan_dereference_zork_outbox_next"]
	targetAccount := suite.testAccounts["local_account_1"]

	tc := testrig.NewTestTransportController(&suite.state, testrig.NewMockHTTPClient(nil, "../../../../testrig/media"))
	federator := testrig.NewTestFederator(&suite.state, tc, suite.mediaManager)
	emailSender := testrig.NewEmailSender("../../../../web/template/", nil)
	processor := testrig.NewTestProcessor(&suite.state, federator, emailSender, suite.mediaManager)
	userModule := users.New(processor)
	suite.NoError(processor.Start())

	// setup request
	recorder := httptest.NewRecorder()
	ctx, _ := testrig.CreateGinTestContext(recorder, nil)
	ctx.Request = httptest.NewRequest(http.MethodGet, targetAccount.OutboxURI+"?page=true&max_id=01F8MHAMCHF6Y650WCRSCP4WMY", nil) // the endpoint we're hitting
	ctx.Request.Header.Set("accept", "application/activity+json")
	ctx.Request.Header.Set("Signature", signedRequest.SignatureHeader)
	ctx.Request.Header.Set("Date", signedRequest.DateHeader)

	// we need to pass the context through signature check first to set appropriate values on it
	suite.signatureCheck(ctx)

	// normally the router would populate these params from the path values,
	// but because we're calling the function directly, we need to set them manually.
	ctx.Params = gin.Params{
		gin.Param{
			Key:   users.UsernameKey,
			Value: targetAccount.Username,
		},
		gin.Param{
			Key:   users.MaxIDKey,
			Value: "01F8MHAMCHF6Y650WCRSCP4WMY",
		},
	}

	// trigger the function being tested
	userModule.OutboxGETHandler(ctx)

	// check response
	suite.EqualValues(http.StatusOK, recorder.Code)

	result := recorder.Result()
	defer result.Body.Close()
	b, err := ioutil.ReadAll(result.Body)
	suite.NoError(err)
	dst := new(bytes.Buffer)
	err = json.Indent(dst, b, "", "  ")
	suite.NoError(err)
	suite.Equal(`{
  "@context": "https://www.w3.org/ns/activitystreams",
  "id": "http://localhost:8080/users/the_mighty_zork/outbox?page=true\u0026maxID=01F8MHAMCHF6Y650WCRSCP4WMY",
  "orderedItems": [],
  "partOf": "http://localhost:8080/users/the_mighty_zork/outbox",
  "type": "OrderedCollectionPage"
}`, dst.String())

	m := make(map[string]interface{})
	err = json.Unmarshal(b, &m)
	suite.NoError(err)

	t, err := streams.ToType(context.Background(), m)
	suite.NoError(err)

	_, ok := t.(vocab.ActivityStreamsOrderedCollectionPage)
	suite.True(ok)
}

func TestOutboxGetTestSuite(t *testing.T) {
	suite.Run(t, new(OutboxGetTestSuite))
}