Girls, help me. How to calm nerves, I can't anymore. I cry, feel like …

Girls, help me. How to calm nerves, I can't anymore. I cry, feel like a bad mother, can't cope. Daughter is 1 year old. Been restless for 3 days, either teething or age-related, cries by herself, tantrums, nothing helps, constantly wants on my hands. Can't go to the toilet, runs after me, cries at the door, have to let her out. But when I let her out, she starts touching everything, but the toilet, then a bucket, then a pot. Today when I took a pot, I said no, she threw it out of her hand and I couldn't take it anymore, I screamed at her. She got upset in