from urllib import *
import re

import string, sys


class Decision:

    def get_list(self, heading, prompt):
        
            print heading
            print
            print "(enter a blank line to end the list)"
            ret = []
            i = 1
            while 1:
                    line = raw_input(prompt % i)
                    if not line:
                            break
                    ret.append(line)
                    i=i+1
            print
            return ret

    def get_number(self, prompt):
           
            res = None
            while res is None:
                    try:
                            res = float(raw_input(prompt))
                    except ValueError: pass
            return res

    
    def getOptions(self):
	 self.options = self.get_list("Enter your options", "Option %d: ")

    def getCriteria(self):
    	 self.criteria = self.get_list("Enter your criteria ...", "Criterion %d: ")

    def getWeights(self):
         self.weights = {}
    
         for c in self.criteria:
                    print
                    print "Enter a relative importance factor, or weight, for each criteria (higher is more important)"
                    print
                    self.weights[c] = self.get_number("Criterion %s: " % c)

    
    def getScores(self):
         self.scores = {}
         for o in self.options:
                print
                print "Scores for option %s" % o
                print
                for c in self.criteria:
                    self.scores[o, c] = self.get_number("Criterion %s: " % c)
    def getResults(self):
        self.results = {}
        for o in self.options:
                value = 0
                for c in self.criteria:
                    print o, c, self.weights[c], self.scores[o, c]
                    value = value + self.weights[c] * self.scores[o, c]
                self.results[o] = value

        self.results = self.results.items()        # A list of tuples (key, value)
        self.results.sort(lambda x, y: -cmp(x[1], y[1]))

    def printResults(self):
        print
        print "Results, in order from highest to lowest score"
        print
        print "%5s %s" % ("Score", "Option")

   
        for option, result in self.results:
            print "%5s %s" % (result, option)

    def turntheCrank(self):
        self.getOptions()
        self.getCriteria()
        self.getWeights()
        self.getScores()
        self.getResults()
        self.printResults()

class YesNo(Decision):
    
    def turntheCrank(self):
        self.options = ["Yes","No"]
        self.getCriteria()
        self.getWeights()
        self.getScores()
        self.getResults()
        self.printResults()

    
class Lunch(Decision):
        def turntheCrank(self):
            print
            print "This is a classified, top secret program developed by the CIA. Please keep it confidential"
            print
            print "What should we do for lunch? ;-)))"
            print

            self.criteria = ["taste", "convenience", "atmosphere", "value"]
            self.options = self.get_list("Enter your restaurants or other food choices:", "Option %d: ")
            self.getWeights()
            self.getScores()
            self.getResults()
            self.printResults()

class Basketball(Decision):
    
    def turntheCrank(self):
        print "This is a program to help you decide which team will win a basketball game"
        print
        print "When prompted, enter a number ranking each team on the prompted team skill"
        print "on a scale from 1 to 100, with 1 being terrible and 100 being the best imaginable"
        print
        team_one = raw_input ("What is the name of team one: ")
        team_two = raw_input ("What is the name of team two: ")
        teams = (team_one, team_two)
        self.options = teams
        self.weights = {"speed":100, "size":66, "jumping_ability":50, "defense":60, "shooting":75, "ballhandling":50, "rebounding":50}
        self.criteria = self.weights.keys()
        self.getScores()
        self.getResults()
        self.printResults()

class Football(Decision):
    def turntheCrank(self):
        print "This is a program to help you decide which team will win a football game"
        print
        print "When prompted, enter a number ranking each team on the prompted team skill"
        print "on a scale from 1 to 100, with 1 being terrible and 100 being the best imaginable"
        print
        team_one = raw_input ("What is the name of team one: ")
        team_two = raw_input ("What is the name of team two: ")
        teams = (team_one, team_two)
        self.options = teams
        self.weights = {"speed and quickness":7, "size and strength":5, "rushing offense":5, "passing offense":7, "defense":1, "coaching":12}
        self.criteria = self.weights.keys()
        self.getScores()
        self.getResults()
        self.printResults()



class Election(Decision):
    def getOptions(self):
	   self.options = self.get_list("Enter the name of each candidate", "Candidate %d: ")
    def turntheCrank(self):
        self.criteria = ["Education", "Social Issues", "Taxing and Spending", "Character", "Intelligence", "Leadership",  "Foreign Affairs"]
        self.getOptions()
        self.getWeights()
        self.getScores()
        self.getResults()
        self.printResults()



if __name__ == "__main__":
       
    tidy = 1

    while 1:   
        
        tidy = tidy + 1
        if tidy > 2:
            againornot = raw_input ("Hit 'enter' to ask another question, or type 'quit' to quit this program: ")
            if againornot == "quit":
                break

        print
        print "Please enter the number for the type of decision you wish to analayze: " 
        print "1. General Decision Analysis, you choose the options, criteria, etc."
        print "2. What's for  Lunch?"
        print  "3. For whom shall I Vote in the upcoming Election?"
        print  "4. Which Basketball Team will win the Game?"
        print  "5. Which Football Team will win the Game?"
        print "6. Questions which have a Yes or No answer"
        print "7. Type '7' to quit this program"
        print
        choice = float(raw_input("Please type in the number of the type of decision-program you wish to run from above and hit enter: "))
        print choice
        if choice == 1:
            decide = Decision()
            decide.turntheCrank()

        elif choice == 2: 
            decide = Lunch()
            decide.turntheCrank()
        elif choice == 3:
            decide = Election()
            decide.turntheCrank()
        elif choice == 4:
            decide = Basketball()
            decide.turntheCrank()
        elif choice == 5:
            decide = Football()
            decide.turntheCrank()
        elif choice == 6:
            decide = YesNo()
            decide.turntheCrank()
           
        elif choice == 7:
            break # break from infinite loop

        elif choice =="quit":
            break    # exit from infinite loop
    
        else:
            print "Invalid operation"