Here are some sentences about "would have to":
If I needed more money in the future,I would have to do a better job.
Freddy sneezed on the cakes. He would have to go and do that.
A: What did you do yesterday?
B: I repaired the broken window.
A: Ah yes, you would have to do that. Broken windows are dangerous.A: What are you doing now?
B: I am repairing the broken window.
A: Ah yes, you would have to do that. Broken windows are dangerous."A: What are you going to do tomorrow?
B: I will repair the broken window.
A: Ah yes, you would have to do that. Broken windows are dangerous."
First question:
What's the use of would have to in above" sentences?
Second question:
But I hear people using "would have to" without the "if clause". I don't know why people use that way either.
Third question:
"would" has been used in past, present, and future in above examples. Is "would have to" tenseless? Why not to use "have to" instead of using "would have to"? Why do we need "would" here to refer to present past and future?