INNER CODE UNIT · JavaScript

update

ekzhang/setwithfriends · src/App.js:81

    function update(snapshot) {
      if (snapshot.child("name").exists()) {
        setUser({
          ...snapshot.val(),
          id: authUser.uid,
          authUser,
          setAuthUser,
        });
      } else {
        userRef.update({
          color: generateColor(),
          name: generateName(),
        });
      }
    }
    userRef.on("value", update);
    return () => {
      userRef.off("value", update);

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