/*!
 * @license
 * Copyright © 2005-2026 Hyland Software, Inc. and its affiliates. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import assert from 'assert';
import { resetGlobalMockAgent } from '../mockObjects/base.mock';
import { BpmAuthMock, ProcessInstanceVariablesMock } from '../mockObjects';
import { ProcessInstanceVariablesApi, AlfrescoApi } from '../../src';
import { describe, it, beforeEach, afterEach } from 'node:test';

describe('Activiti Process Instance Variables Api', () => {
    let authResponseBpmMock: BpmAuthMock;
    let variablesMock: ProcessInstanceVariablesMock;
    let alfrescoJsApi: AlfrescoApi;
    let processInstanceVariablesApi: ProcessInstanceVariablesApi;

    beforeEach(async () => {
        const BPM_HOST = 'https://127.0.0.1:9999';

        authResponseBpmMock = new BpmAuthMock(BPM_HOST);
        variablesMock = new ProcessInstanceVariablesMock(BPM_HOST);

        authResponseBpmMock.get200Response();

        alfrescoJsApi = new AlfrescoApi({
            hostBpm: BPM_HOST,
            provider: 'BPM'
        });

        processInstanceVariablesApi = new ProcessInstanceVariablesApi(alfrescoJsApi);

        await alfrescoJsApi.login('admin', 'admin');
    });

    afterEach(() => {
        resetGlobalMockAgent();
    });

    describe('get variables', () => {
        it('should return all variables for a process instance', async () => {
            const processInstanceId = '111';
            variablesMock.addListProcessInstanceVariables200Response(processInstanceId);

            const data = await processInstanceVariablesApi.getProcessInstanceVariables(processInstanceId);
            assert.equal(data.length, 2);
        });

        it('should emit an error when API returns an error response', async () => {
            const processInstanceId = '111';
            variablesMock.addListProcessInstanceVariables500Response(processInstanceId);

            try {
                await processInstanceVariablesApi.getProcessInstanceVariables(processInstanceId);
                assert.fail('Expected getProcessInstanceVariables to throw error on 500 response');
            } catch (error: any) {
                assert.equal(error.status, 500);
                assert.equal(error.message, '{"messageKey":"UNKNOWN","message":"Unknown error"}');
            }
        });
    });

    describe('create or update variables', () => {
        it('should return all variables for a process instance', async () => {
            const processInstanceId = '111';
            variablesMock.addPutProcessInstanceVariables200Response(processInstanceId);

            const data = await processInstanceVariablesApi.createOrUpdateProcessInstanceVariables(processInstanceId, []);
            assert.equal(data.length, 2);
        });

        it('should emit an error when API returns an error response', async () => {
            const processInstanceId = '111';
            variablesMock.addPutProcessInstanceVariables500Response(processInstanceId);

            try {
                await processInstanceVariablesApi.createOrUpdateProcessInstanceVariables(processInstanceId, []);
                assert.fail('Expected createOrUpdateProcessInstanceVariables to throw error on 500 response');
            } catch (error: any) {
                assert.equal(error.status, 500);
                assert.equal(error.message, '{"messageKey":"UNKNOWN","message":"Unknown error"}');
            }
        });
    });

    describe('get variable', () => {
        it('should call API to get variable', async () => {
            const processInstanceId = '111';
            const variableName = 'var1';
            variablesMock.addGetProcessInstanceVariable200Response(processInstanceId, variableName);

            const data = await processInstanceVariablesApi.getProcessInstanceVariable(processInstanceId, variableName);
            assert.equal(data.name, 'variable1');
            assert.equal(data.value, 'Value 123');
        });

        it('should emit an error when API returns an error response', async () => {
            const processInstanceId = '111';
            const variableName = 'var1';
            variablesMock.addGetProcessInstanceVariable500Response(processInstanceId, variableName);

            try {
                await processInstanceVariablesApi.getProcessInstanceVariable(processInstanceId, variableName);
                assert.fail('Expected getProcessInstanceVariable to throw error on 500 response');
            } catch (error: any) {
                assert.equal(error.status, 500);
                assert.equal(error.message, '{"messageKey":"UNKNOWN","message":"Unknown error"}');
            }
        });
    });

    describe('update variable', () => {
        it('should call API to update variable', async () => {
            const processInstanceId = '111';
            const variableName = 'var1';
            variablesMock.addUpdateProcessInstanceVariable200Response(processInstanceId, variableName);

            const result = await processInstanceVariablesApi.updateProcessInstanceVariable(processInstanceId, variableName, {});
            assert.ok(result !== undefined, 'updateProcessInstanceVariable should complete successfully');
        });

        it('should emit an error when API returns an error response', async () => {
            const processInstanceId = '111';
            const variableName = 'var1';
            variablesMock.addUpdateProcessInstanceVariable500Response(processInstanceId, variableName);

            try {
                await processInstanceVariablesApi.updateProcessInstanceVariable(processInstanceId, variableName, {});
                assert.fail('Expected updateProcessInstanceVariable to throw error on 500 response');
            } catch (error: any) {
                assert.equal(error.status, 500);
                assert.equal(error.message, '{"messageKey":"UNKNOWN","message":"Unknown error"}');
            }
        });
    });

    describe('delete variable', () => {
        it('should call API to delete variables', async () => {
            const processInstanceId = '111';
            const variableName = 'var1';
            variablesMock.addDeleteProcessInstanceVariable200Response(processInstanceId, variableName);

            const result = await processInstanceVariablesApi.deleteProcessInstanceVariable(processInstanceId, variableName);
            assert.ok(result !== undefined, 'deleteProcessInstanceVariable should complete successfully');
        });

        it('should emit an error when API returns an error response', async () => {
            const processInstanceId = '111';
            const variableName = 'var1';
            variablesMock.addDeleteProcessInstanceVariable500Response(processInstanceId, variableName);

            try {
                await processInstanceVariablesApi.deleteProcessInstanceVariable(processInstanceId, variableName);
                assert.fail('Expected deleteProcessInstanceVariable to throw error on 500 response');
            } catch (error: any) {
                assert.equal(error.status, 500);
                assert.equal(error.message, '{"messageKey":"UNKNOWN","message":"Unknown error"}');
            }
        });
    });
});