loopback upsertWithWhere code example
Example 1: loopback upsert
PersistedModel.upsert(data, callback)
Example 2: loopback find or create
await server.models.Role.findOrCreate(
{where: {name: val} },
{name: val}
);
PersistedModel.upsert(data, callback)
await server.models.Role.findOrCreate(
{where: {name: val} },
{name: val}
);