there were no publicly known reports or evidence suggesting that Christian Bale had a drug or weed addiction.
Christian Bale is a private individual, and unless he has publicly discussed his struggles with addiction, any information about how he might handle such issues would be purely speculative and not appropriate for me to comment on.
If someone, including a celebrity, is dealing with drug or weed addiction, it is essential for them to seek professional help from medical experts, therapists, or addiction counselors. Treatment options can vary depending on the severity of the addiction and individual circumstances. Support from family and friends can also play a crucial role in the recovery process. If you or someone you know is struggling with addiction, encourage seeking help from a healthcare professional or a support organization.