@nestjs/mongoose/dist/mongoose.providers.js

Nest - modern, fast, powerful node.js web framework (@mongoose)

import { getConnectionToken, getModelToken } from './common/mongoose.utils.js';
export function createMongooseProviders(connectionName, options = []) {
    return options.reduce((providers, option) => [
        ...providers,
        ...(option.discriminators || []).map((d) => ({
            provide: getModelToken(d.name, connectionName),
            useFactory: (model) => model.discriminator(d.name, d.schema, d.value),
            inject: [getModelToken(option.name, connectionName)],
        })),
        {
            provide: getModelToken(option.name, connectionName),
            useFactory: (connection) => {
                const model = connection.models[option.name]
                    ? connection.models[option.name]
                    : connection.model(option.name, option.schema, option.collection);
                return model;
            },
            inject: [getConnectionToken(connectionName)],
        },
    ], []);
}
export function createMongooseAsyncProviders(connectionName, modelFactories = []) {
    return modelFactories.reduce((providers, option) => {
        return [
            ...providers,
            {
                provide: getModelToken(option.name, connectionName),
                useFactory: async (connection, ...args) => {
                    const schema = await option.useFactory(...args);
                    const model = connection.model(option.name, schema, option.collection);
                    return model;
                },
                inject: [getConnectionToken(connectionName), ...(option.inject || [])],
            },
            ...(option.discriminators || []).map((d) => ({
                provide: getModelToken(d.name, connectionName),
                useFactory: (model) => model.discriminator(d.name, d.schema, d.value),
                inject: [getModelToken(option.name, connectionName)],
            })),
        ];
    }, []);
}
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