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const util = require('node:util');

const utils = require('../utils');

function registerSparsevec(Sequelize) {

const DataTypes = Sequelize.DataTypes;

const PgTypes = DataTypes.postgres;

const ABSTRACT = DataTypes.ABSTRACT.prototype.constructor;

class SPARSEVEC extends ABSTRACT {

constructor(dimensions) {

super();

this._dimensions = dimensions;

}

toSql() {

return utils.sparsevecType(this._dimensions).toUpperCase();

}

_stringify(value) {

return utils.sparsevecToSql(value);

}

static parse(value) {

return utils.sparsevecFromSql(value);

}

SPARSEVEC.prototype.key = SPARSEVEC.key = 'sparsevec';

DataTypes.SPARSEVEC = Sequelize.Utils.classToInvokable(SPARSEVEC);

DataTypes.SPARSEVEC.types.postgres = ['sparsevec'];

PgTypes.SPARSEVEC = function SPARSEVEC() {

if (!(this instanceof PgTypes.SPARSEVEC)) {

return new PgTypes.SPARSEVEC();

}

DataTypes.SPARSEVEC.apply(this, arguments);

};

util.inherits(PgTypes.SPARSEVEC, DataTypes.SPARSEVEC);

PgTypes.SPARSEVEC.parse = DataTypes.SPARSEVEC.parse;

PgTypes.SPARSEVEC.types = {postgres: ['sparsevec']};

DataTypes.postgres.SPARSEVEC.key = 'sparsevec';

}

module.exports = {registerSparsevec};

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