const UserError = require('vn-loopback/util/user-error');

module.exports = Self => {
    Self.remoteMethodCtx('deleteExpeditions', {
        description: 'Delete the selected expeditions',
        accessType: 'WRITE',
        accepts: [{
            arg: 'expeditionIds',
            type: ['number'],
            required: true,
            description: 'The expeditions ids to delete'
        }],
        http: {
            path: `/deleteExpeditions`,
            verb: 'POST'
        },
        returns: {
            type: ['object'],
            root: true
        }
    });

    Self.deleteExpeditions = async(ctx, expeditionIds) => {
        const models = Self.app.models;
        const $t = ctx.req.__;
        const notDeletedExpeditions = [];
        const deletedExpeditions = [];

        for (let expeditionId of expeditionIds) {
            try {
                const expedition = await models.Expedition.findById(expeditionId, {
                    include: [
                        {
                            relation: 'agencyMode',
                            scope: {
                                fields: ['code'],
                            }
                        }
                    ]
                });
                const {code} = expedition.agencyMode();

                if (code?.toLowerCase()?.includes('mrw') && expedition.externalId) {
                    const result = await models.MrwConfig.cancelShipment(expeditionId);
                    if (!result) throw new Error('not deleted');
                }

                if (code?.toLowerCase()?.substring(0, 10) == 'viaexpress') {
                    const result = await models.ViaexpressConfig.deleteExpedition(expeditionId);
                    if (result !== 'true') throw new Error('not deleted');
                }

                const deletedExpedition = await models.Expedition.destroyById(expeditionId);
                deletedExpeditions.push(deletedExpedition);
            } catch (e) {
                notDeletedExpeditions.push(expeditionId);
            }
        }

        if (notDeletedExpeditions.length) {
            throw new UserError(
                $t(`It was not able to remove the next expeditions:`, {expeditions: notDeletedExpeditions.join()})
            );
        }
        return deletedExpeditions;
    };
};