const { nextObjectKey } = require('../../../../utils/helpers');
const ModelCollectionComponent = require('../_Templates/ModelCollectionComponent');
const Plate = require('./Plate');
class Plates extends ModelCollectionComponent {
/**
* @description Creates an instance of the SkyCiv Plates class.
* @extends ModelCollectionComponent
*/
constructor() {
super();
}
/**
* @description Create a plate with the next available ID.
* @method add
* @memberof Plates
* @param {number[]} nodes An array of node IDs that define the plate. At least 3 IDs are required.
* @param {number} thickness Plate thickness.
* @param {number} material_id The ID of the material to use for the plate.
* @param {number} rotZ Rotation about the z-axis.
* @param {"auto"} type Mindlin plates take into account shear deformations based on the Mindlin-Reissner Theory.
* @param {number} offset Offset of the plate along its local z-axis.
* @param {"stress" | "strain"} state Denotes whether the plate is in a state of plane stress or plane strain.
* @param {boolean} isMeshed Indicates whether the plate is already meshed.
* @returns The ID of the created plate.
*/
add(
nodes,
thickness,
material_id,
rotZ = 0,
type = 'auto',
offset = 0,
state = 'stress',
isMeshed = false
) {
const nextIndex = nextObjectKey(this);
const elementIds = this.getPlateIdsFromNodesIds(nodes);
if (elementIds !== null) {
console.warn('There is more than one plate with the same nodes.');
}
this[nextIndex] = new Plate(
nodes,
thickness,
material_id,
rotZ,
type,
offset,
state,
isMeshed
);
return nextIndex;
}
/**
* @description Get the IDs of all plates that match the provided nodes array. Node order IS considered.
* @method getPlateIdsFromNodesIds
* @memberof Plates
* @param {number[]} nodes An array of node IDs that define the plate. At least 3 IDs are required.
* @returns An array of member IDs or null if none exist.
*/
getPlateIdsFromNodesIds(nodes) {
let ids = [];
Object.entries(this).forEach(([k, v]) => {
if (v.nodes.toString() === nodes.toString()) {
ids.push(k);
}
});
ids = ids.length ? ids : null;
return ids;
}
}
module.exports = Plates;