/**
* A program to carry on conversations with a hu
* n user.
* This is the initial version that:
* <ul><li>
* Uses indexOf to find strings
* </li><li>
* Handles responding to simple words and phrases
* </li></ul>
* Tasks
* 1) handle response to good or bad moods
* 2) handle request for time or date
* 3) handle request for time until an event (spring break, easter, summer)
* 4) history of EA bot
* 5) US History
* 6) Misc
*
*
*/
public class chatbot
{
/**
* Get a default greeting
* @return a greeting
*/
public String getGreeting()
{
return "Hello, let's talk.";
}
/**
* Gives a response to a user statement
*
* @param statement
* the user statement
* @return a response based on the rules given
*/
public String getResponse(String statement)
{
String response = "Testing";
response = getRandomResponse();
if(findKeyword(statement, "cat", 0) > -1){
response = "How is your cat?";
}else{
response = "Do you not have a cat?";
}
return response;
}
/**
* Pick a default response to use if nothing else fits.
* @return a non-committal string
*/
private String getRandomResponse()
{
String response = "";
return response;
}
private int findKeyword(String statement, String goal, int startPos){
int spot = -1;
statement = statement.toLowerCase();
goal = goal.toLowerCase();
String word = "";
if(statement.indexOf(goal) == 0){
word = statement.substring(statement.indexOf(goal), statement.indexOf(goal) + goal.length() + 1);
word.toLowerCase();
if(word.equals(goal + " ")){
spot = statement.indexOf(goal);
System.out.println("I love cats");
}
else{
spot = -1;
}
}
if(statement.indexOf(goal) == statement.length() - goal.length()-1){
word = statement.substring(statement.indexOf(goal) - 1, goal.length() + statement.indexOf(goal));
word.toLowerCase();
if (word.equals(" " + goal)){
spot = statement.indexOf(goal);
System.out.println("I love cats");
}
else{
spot = -1;
}
}
if(statement.indexOf(goal) > -1 && spot == -1) {
word = statement.substring(statement.indexOf(goal) - 1, goal.length() + statement.indexOf(goal) + 1);
word.toLowerCase();
if (word.equals(" " + goal + " ") || word.equals(goal + " ") || word.equals(" " + goal + ".") ||word.equals(goal + ".")){
spot = statement.indexOf(goal);
System.out.println("I love cats");
}
else{
spot = -1;
}
}
if(statement.indexOf(goal) == -1){
spot = -1;
}
return spot;
}
}
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