// GoToSocial
// Copyright (C) GoToSocial Authors admin@gotosocial.org
// SPDX-License-Identifier: AGPL-3.0-or-later
//
// 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 accounts_test

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

	"github.com/gin-gonic/gin"
	"github.com/stretchr/testify/suite"
	"github.com/superseriousbusiness/gotosocial/internal/api/client/accounts"
	apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
	"github.com/superseriousbusiness/gotosocial/internal/oauth"
)

type AccountStatusesTestSuite struct {
	AccountStandardTestSuite
}

func (suite *AccountStatusesTestSuite) TestGetStatusesPublicOnly() {
	// set up the request
	// we're getting statuses of admin
	targetAccount := suite.testAccounts["admin_account"]
	recorder := httptest.NewRecorder()
	ctx := suite.newContext(recorder, http.MethodGet, nil, fmt.Sprintf("/api/v1/accounts/%s/statuses?limit=20&only_media=false&only_public=true", targetAccount.ID), "")
	ctx.Params = gin.Params{
		gin.Param{
			Key:   accounts.IDKey,
			Value: targetAccount.ID,
		},
	}

	// call the handler
	suite.accountsModule.AccountStatusesGETHandler(ctx)

	// 1. we should have OK because our request was valid
	suite.Equal(http.StatusOK, recorder.Code)

	// 2. we should have no error message in the result body
	result := recorder.Result()
	defer result.Body.Close()

	// check the response
	b, err := ioutil.ReadAll(result.Body)
	suite.NoError(err)

	// unmarshal the returned statuses
	apimodelStatuses := []*apimodel.Status{}
	err = json.Unmarshal(b, &apimodelStatuses)
	suite.NoError(err)
	suite.NotEmpty(apimodelStatuses)

	for _, s := range apimodelStatuses {
		suite.Equal(apimodel.VisibilityPublic, s.Visibility)
	}

	suite.Equal(`<http://localhost:8080/api/v1/accounts/01F8MH17FWEB39HZJ76B6VXSKF/statuses?limit=20&max_id=01F8MH75CBF9JFX4ZAD54N0W0R&exclude_replies=false&exclude_reblogs=false&pinned=false&only_media=false&only_public=true>; rel="next", <http://localhost:8080/api/v1/accounts/01F8MH17FWEB39HZJ76B6VXSKF/statuses?limit=20&min_id=01G36SF3V6Y6V5BF9P4R7PQG7G&exclude_replies=false&exclude_reblogs=false&pinned=false&only_media=false&only_public=true>; rel="prev"`, result.Header.Get("link"))
}

func (suite *AccountStatusesTestSuite) TestGetStatusesPublicOnlyMediaOnly() {
	// set up the request
	// we're getting statuses of admin
	targetAccount := suite.testAccounts["admin_account"]
	recorder := httptest.NewRecorder()
	ctx := suite.newContext(recorder, http.MethodGet, nil, fmt.Sprintf("/api/v1/accounts/%s/statuses?limit=20&only_media=true&only_public=true", targetAccount.ID), "")
	ctx.Params = gin.Params{
		gin.Param{
			Key:   accounts.IDKey,
			Value: targetAccount.ID,
		},
	}

	// call the handler
	suite.accountsModule.AccountStatusesGETHandler(ctx)

	// 1. we should have OK because our request was valid
	suite.Equal(http.StatusOK, recorder.Code)

	// 2. we should have no error message in the result body
	result := recorder.Result()
	defer result.Body.Close()

	// check the response
	b, err := ioutil.ReadAll(result.Body)
	suite.NoError(err)

	// unmarshal the returned statuses
	apimodelStatuses := []*apimodel.Status{}
	err = json.Unmarshal(b, &apimodelStatuses)
	suite.NoError(err)
	suite.NotEmpty(apimodelStatuses)

	for _, s := range apimodelStatuses {
		suite.NotEmpty(s.MediaAttachments)
		suite.Equal(apimodel.VisibilityPublic, s.Visibility)
	}

	suite.Equal(`<http://localhost:8080/api/v1/accounts/01F8MH17FWEB39HZJ76B6VXSKF/statuses?limit=20&max_id=01F8MH75CBF9JFX4ZAD54N0W0R&exclude_replies=false&exclude_reblogs=false&pinned=false&only_media=true&only_public=true>; rel="next", <http://localhost:8080/api/v1/accounts/01F8MH17FWEB39HZJ76B6VXSKF/statuses?limit=20&min_id=01F8MH75CBF9JFX4ZAD54N0W0R&exclude_replies=false&exclude_reblogs=false&pinned=false&only_media=true&only_public=true>; rel="prev"`, result.Header.Get("link"))
}

func (suite *AccountStatusesTestSuite) TestGetStatusesPinnedOnlyPublicPins() {
	// admin has a couple statuses pinned
	// we're getting pinned statuses of admin, as local account 1
	targetAccount := suite.testAccounts["admin_account"]
	recorder := httptest.NewRecorder()
	ctx := suite.newContext(recorder, http.MethodGet, nil, fmt.Sprintf("/api/v1/accounts/%s/statuses?pinned=true", targetAccount.ID), "")
	ctx.Params = gin.Params{
		gin.Param{
			Key:   accounts.IDKey,
			Value: targetAccount.ID,
		},
	}

	// call the handler
	suite.accountsModule.AccountStatusesGETHandler(ctx)

	// 1. we should have OK because our request was valid
	suite.Equal(http.StatusOK, recorder.Code)

	// 2. we should have no error message in the result body
	result := recorder.Result()
	defer result.Body.Close()

	// check the response
	b, err := ioutil.ReadAll(result.Body)
	suite.NoError(err)

	// unmarshal the returned statuses
	apimodelStatuses := []*apimodel.Status{}
	err = json.Unmarshal(b, &apimodelStatuses)
	suite.NoError(err)
	suite.Len(apimodelStatuses, 2)
	suite.Empty(result.Header.Get("link"))

	for _, s := range apimodelStatuses {
		// Requesting account doesn't own these
		// statuses, so pinned should be false.
		suite.False(s.Pinned)
	}
}

func (suite *AccountStatusesTestSuite) TestGetStatusesPinnedOnlyNotFollowing() {
	// local account 2 has a followers-only status pinned
	// we're getting pinned statuses of local account 2 with an account that doesn't follow it
	targetAccount := suite.testAccounts["local_account_2"]
	recorder := httptest.NewRecorder()
	ctx := suite.newContext(recorder, http.MethodGet, nil, fmt.Sprintf("/api/v1/accounts/%s/statuses?pinned=true", targetAccount.ID), "")
	ctx.Set(oauth.SessionAuthorizedAccount, suite.testAccounts["admin_account"])
	ctx.Set(oauth.SessionAuthorizedToken, oauth.DBTokenToToken(suite.testTokens["admin_account"]))
	ctx.Set(oauth.SessionAuthorizedApplication, suite.testApplications["application_1"])
	ctx.Set(oauth.SessionAuthorizedUser, suite.testUsers["admin_account"])
	ctx.Params = gin.Params{
		gin.Param{
			Key:   accounts.IDKey,
			Value: targetAccount.ID,
		},
	}

	// call the handler
	suite.accountsModule.AccountStatusesGETHandler(ctx)

	// 1. we should have OK because our request was valid
	suite.Equal(http.StatusOK, recorder.Code)

	// 2. we should have no error message in the result body
	result := recorder.Result()
	defer result.Body.Close()

	// check the response
	b, err := ioutil.ReadAll(result.Body)
	suite.NoError(err)

	// unmarshal the returned statuses
	apimodelStatuses := []*apimodel.Status{}
	err = json.Unmarshal(b, &apimodelStatuses)
	suite.NoError(err)
	suite.Empty(apimodelStatuses)
	suite.Empty(result.Header.Get("link"))
}

func (suite *AccountStatusesTestSuite) TestGetStatusesPinnedOnlyFollowing() {
	// local account 2 has a followers-only status pinned
	// we're getting pinned statuses of local account 2 with an account that *DOES* follow it
	targetAccount := suite.testAccounts["local_account_2"]
	recorder := httptest.NewRecorder()
	ctx := suite.newContext(recorder, http.MethodGet, nil, fmt.Sprintf("/api/v1/accounts/%s/statuses?pinned=true", targetAccount.ID), "")
	ctx.Set(oauth.SessionAuthorizedAccount, suite.testAccounts["local_account_1"])
	ctx.Set(oauth.SessionAuthorizedToken, oauth.DBTokenToToken(suite.testTokens["local_account_1"]))
	ctx.Set(oauth.SessionAuthorizedApplication, suite.testApplications["application_1"])
	ctx.Set(oauth.SessionAuthorizedUser, suite.testUsers["local_account_1"])
	ctx.Params = gin.Params{
		gin.Param{
			Key:   accounts.IDKey,
			Value: targetAccount.ID,
		},
	}

	// call the handler
	suite.accountsModule.AccountStatusesGETHandler(ctx)

	// 1. we should have OK because our request was valid
	suite.Equal(http.StatusOK, recorder.Code)

	// 2. we should have no error message in the result body
	result := recorder.Result()
	defer result.Body.Close()

	// check the response
	b, err := ioutil.ReadAll(result.Body)
	suite.NoError(err)

	// unmarshal the returned statuses
	apimodelStatuses := []*apimodel.Status{}
	err = json.Unmarshal(b, &apimodelStatuses)
	suite.NoError(err)
	suite.Len(apimodelStatuses, 1)
	suite.Empty(result.Header.Get("link"))

	for _, s := range apimodelStatuses {
		// Requesting account doesn't own these
		// statuses, so pinned should be false.
		suite.False(s.Pinned)
	}
}

func (suite *AccountStatusesTestSuite) TestGetStatusesPinnedOnlyGetOwn() {
	// local account 2 has a followers-only status pinned
	// we're getting pinned statuses of local account 2 with local account 2!
	targetAccount := suite.testAccounts["local_account_2"]
	recorder := httptest.NewRecorder()
	ctx := suite.newContext(recorder, http.MethodGet, nil, fmt.Sprintf("/api/v1/accounts/%s/statuses?pinned=true", targetAccount.ID), "")
	ctx.Set(oauth.SessionAuthorizedAccount, suite.testAccounts["local_account_2"])
	ctx.Set(oauth.SessionAuthorizedToken, oauth.DBTokenToToken(suite.testTokens["local_account_2"]))
	ctx.Set(oauth.SessionAuthorizedApplication, suite.testApplications["application_1"])
	ctx.Set(oauth.SessionAuthorizedUser, suite.testUsers["local_account_2"])
	ctx.Params = gin.Params{
		gin.Param{
			Key:   accounts.IDKey,
			Value: targetAccount.ID,
		},
	}

	// call the handler
	suite.accountsModule.AccountStatusesGETHandler(ctx)

	// 1. we should have OK because our request was valid
	suite.Equal(http.StatusOK, recorder.Code)

	// 2. we should have no error message in the result body
	result := recorder.Result()
	defer result.Body.Close()

	// check the response
	b, err := ioutil.ReadAll(result.Body)
	suite.NoError(err)

	// unmarshal the returned statuses
	apimodelStatuses := []*apimodel.Status{}
	err = json.Unmarshal(b, &apimodelStatuses)
	suite.NoError(err)
	suite.Len(apimodelStatuses, 1)
	suite.Empty(result.Header.Get("link"))

	for _, s := range apimodelStatuses {
		// Requesting account owns pinned statuses.
		suite.True(s.Pinned)
	}
}

func TestAccountStatusesTestSuite(t *testing.T) {
	suite.Run(t, new(AccountStatusesTestSuite))
}