What kind of emotions are contained in the last four lines of Du Fu's poem "A Guest Night"

How can I write about the guest sleeping? Autumn will not be clear. The shadow of the waning moon falls behind the rolling curtains, and the sound of the distant river lies high on my pillow.

The poor plan has no food and clothing, and the road is poor and the friends make a living. The old wife wrote several pieces of paper, and she should know that she has not returned to love.

I have no food and clothing, so I rely on my friends to make a living: I have no way to make a living, so I can only rely on my friends to survive. I write down the reason why I can't sleep at night.

The old wife wrote several letters, and she should know that she has not returned: My wife wrote another letter to urge me to return, and I can't sleep even more. My wife should understand the reason for my delay in returning.

It describes the author’s difficulties in life, homesickness, helplessness and criticism of the turbulent current situation