I, however, am really put off by the idea of ever dating again. If the committed love of my life, for the rest of my life, could do this to me on a dime, then I'm not willing to risk going down this road with someone else.
Work on your self then first, You may feel this way now or forever, however either way you need to fix yourself and heal from the damage.
Learn about yourself and your inner and outer child. This is all part of the process.