dynamodb-toolbox
Version:
Lightweight and type-safe query builder for DynamoDB and TypeScript.
53 lines (52 loc) • 2.32 kB
JavaScript
import { z } from 'zod';
import { DeleteItemCommand } from '../../../../entity/actions/delete/index.js';
import { deleteItemCommandReturnValuesOptions } from '../../../../entity/actions/delete/options.js';
import { capacityOptions } from '../../../../options/capacity.js';
import { metricsOptions } from '../../../../options/metrics.js';
import { ZodSchemer } from '../../../../schema/actions/zodSchemer/index.js';
const defaultDeleteOptionsSchema = z
.object({
capacity: z.enum(capacityOptions),
metrics: z.enum(metricsOptions),
returnValues: z.enum(deleteItemCommandReturnValuesOptions),
tableName: z.string()
})
.partial()
.default({});
export const addDeleteEntityItemTool = (server, entity, options) => {
const { entityName, table } = entity;
const { dbTableKey } = options;
const tableName = table.tableName !== undefined ? table.getName() : undefined;
const hasTableName = tableName !== undefined;
const deleteOptionsSchema = hasTableName
? defaultDeleteOptionsSchema
: defaultDeleteOptionsSchema.removeDefault().required({ tableName: true });
const deleteToolName = `ddb-tb_delete-${entityName}-item-from-${dbTableKey}-table`.substring(0, 64);
let deleteToolDescription = `Delete a '${entityName}' Item from the ${tableName !== null && tableName !== void 0 ? tableName : dbTableKey} Table.`;
const { title, description } = entity.meta;
if (title !== undefined) {
deleteToolDescription += `\n# ${title}`;
}
if (description !== undefined) {
deleteToolDescription += `\n\n${description}.`;
}
server.tool(deleteToolName, deleteToolDescription, {
key: new ZodSchemer(entity.schema).parser({
mode: 'key',
transform: false
}),
options: deleteOptionsSchema
}, { title: deleteToolDescription, readOnlyHint: false, destructiveHint: true }, async ({ key, options }) => {
try {
const Response = await new DeleteItemCommand(entity, key, options).send();
return {
content: [{ type: 'text', text: JSON.stringify(Response) }]
};
}
catch (error) {
return {
content: [{ type: 'text', text: String(error), isError: true }]
};
}
});
};