@qbcart/cosmos/esm/cosmos/containers/base.js

Azure Cosmos DB access common across the QBCart node ecosystem.

/***********************************************
 * @license
 * Copyright (c) QBCart Inc. All rights reserved.
 ************************************************/
export default class Base {
    container;
    constructor(container) {
        this.container = container;
    }
    async read(id, partitionKey) {
        try {
            const { resource: item } = await this.container
                .item(id, partitionKey)
                .read();
            return item;
        }
        catch (error) {
            return null;
        }
    }
    async queryFirst(query, partitionKey) {
        try {
            const { resources: items } = await this.container.items
                .query(query, { bufferItems: true, partitionKey: partitionKey })
                .fetchAll();
            return items[0];
        }
        catch (error) {
            console.error(error);
            return null;
        }
    }
    async queryAll(query, partitionKey) {
        try {
            const { resources: items } = await this.container.items
                .query(query, { bufferItems: true, partitionKey: partitionKey })
                .fetchAll();
            return items;
        }
        catch (error) {
            console.error(error);
            return [];
        }
    }
    async create(object) {
        try {
            object.Created = new Date();
            const { resource: item } = await this.container.items.create(object);
            return item;
        }
        catch (error) {
            return null;
        }
    }
    async upsert(object) {
        try {
            const { resource: item } = await this.container.items.upsert(object);
            return item;
        }
        catch (error) {
            return null;
        }
    }
    async replace(object) {
        try {
            const { resource: item } = await this.container
                .item(object.id, object.Discriminator)
                .replace(object);
            return item;
        }
        catch (error) {
            return null;
        }
    }
    async safeReplace(object) {
        let retry = 9;
        while (retry--)
            try {
                const { resource: item } = await this.container
                    .item(object.id, object.Discriminator)
                    .replace(object, {
                    accessCondition: {
                        type: 'IfMatch',
                        condition: object._etag
                    }
                });
                return item;
            }
            catch (error) {
                if (error.code == 412) {
                    continue;
                }
                else {
                    return null;
                }
            }
    }
    async delete(object) {
        try {
            const { resource: item } = await this.container
                .item(object.id, object.Discriminator)
                .delete();
            return item;
        }
        catch (error) {
            return null;
        }
    }
    async sync(returnProps, filter, partitionKey, lastSynced) {
        try {
            const query = lastSynced
                ? `SELECT ${returnProps.join()} FROM c WHERE c._ts > ${lastSynced}`
                : `SELECT ${returnProps.join()} FROM c WHERE ${filter}`;
            return (await this.queryAll(query, partitionKey)) ?? [];
        }
        catch (error) {
            console.log(error);
            return [];
        }
    }
}