/*****************************************************************************
 * Open MCT, Copyright (c) 2014-2023, United States Government
 * as represented by the Administrator of the National Aeronautics and Space
 * Administration. All rights reserved.
 *
 * Open MCT is 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.
 *
 * Open MCT includes source code licensed under additional open source
 * licenses. See the Open Source Licenses file (LICENSES.md) included with
 * this source code distribution or the Licensing information page available
 * at runtime from the About dialog for additional information.
 *****************************************************************************/

export default class CreateWizard {
  constructor(openmct, domainObject, parent) {
    this.openmct = openmct;

    this.domainObject = domainObject;
    this.type = openmct.types.get(domainObject.type);

    this.model = domainObject;
    this.parent = parent;
    this.properties = this.type.definition.form || [];
  }

  addNotes(sections) {
    const row = {
      control: 'textarea',
      cssClass: 'l-input-lg',
      key: 'notes',
      name: 'Notes',
      required: false,
      value: this.domainObject.notes
    };

    sections.forEach((section) => {
      if (section.name !== 'Properties') {
        return;
      }

      section.rows.unshift(row);
    });
  }

  addTitle(sections) {
    const row = {
      control: 'textfield',
      cssClass: 'l-input-lg',
      key: 'name',
      name: 'Title',
      pattern: `\\S+`,
      required: true,
      value: this.domainObject.name
    };

    sections.forEach((section) => {
      if (section.name !== 'Properties') {
        return;
      }

      section.rows.unshift(row);
    });
  }

  /**
   * Get the form model for this wizard; this is a description
   * that will be rendered to an HTML form. See the
   * platform/forms bundle
   * @param {boolean} includeLocation if true, a 'location' section
   * will be included that will allow the user to select the location
   * of the newly created object, otherwise the .location property of
   * the model will be used.
   */
  getFormStructure(includeLocation) {
    let sections = [];
    let domainObject = this.domainObject;
    let self = this;

    sections.push({
      name: 'Properties',
      rows: this.properties
        .map((property) => {
          const row = JSON.parse(JSON.stringify(property));
          row.value = this.getValue(row);
          if (property.validate) {
            row.validate = property.validate;
          }

          return row;
        })
        .filter((row) => row && row.control)
    });

    this.addNotes(sections);
    this.addTitle(sections);

    // Ensure there is always a 'save in' section
    if (includeLocation) {
      function validateLocation(data) {
        const policyCheck = self.openmct.composition.checkPolicy(data.value[0], domainObject);
        const parentIsPersistable = self.openmct.objects.isPersistable(data.value[0].identifier);

        return policyCheck && parentIsPersistable;
      }

      sections.push({
        name: 'Location',
        cssClass: 'grows',
        rows: [
          {
            name: 'Save In',
            cssClass: 'grows',
            control: 'locator',
            domainObject,
            required: true,
            parent: this.parent,
            validate: validateLocation.bind(this),
            key: 'location'
          }
        ]
      });
    }

    return {
      sections
    };
  }

  getValue(row) {
    if (row.property) {
      return row.property.reduce((acc, property) => acc && acc[property], this.domainObject);
    } else {
      return this.domainObject[row.key];
    }
  }
}