Does depression affect life quality and make you see life disgusting, old, rubbish, dirty and miserable ?

Depression is an illness that affects the quality of life in many ways. In the Cognitive triad, thoughts often related to a depressed mood are hopelessness, helplessness, and worthlessness. The vegetative symptoms, sleeplessness or hypersomnia, appetite suppressant or hyperphagia, and low motivation can make life seem not worth living. Seek help from a Doctor.

Yes. Please don't give up. Have a physical exam by a Dr. to know if you have a physical illness. If cleared consult with a Clinical Psychologist with expertise in multiple types of psychotherapy to help & a Psychiatrist for medication. Sleep is fundamental to good mental & physical health. If you are not sleeping well ask for a sleep study