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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <iostream>
#include <vespa/fsa/fsa.h>
#include <vespa/fsa/automaton.h>
#include <vespa/fsa/timestamp.h>
using namespace fsa;
int main(int, char**)
{
Automaton *aut = new Automaton;
Blob fruit("Fruit"), veggie("Vegetable"), city("City");
TimeStamp t;
aut->init();
aut->insertSortedString("Cupertino",city);
aut->insertSortedString("Foster City",city);
aut->insertSortedString("Los Altos",city);
aut->insertSortedString("Menlo Park",city);
aut->insertSortedString("Mountain View",city);
aut->insertSortedString("Palo Alto",city);
aut->insertSortedString("San Francisco",city);
aut->insertSortedString("San Jose",city);
aut->insertSortedString("Santa Clara",city);
aut->insertSortedString("Saratoga",city);
aut->insertSortedString("Sunnyvale",city);
aut->insertSortedString("apple",fruit);
aut->insertSortedString("apricot",fruit);
aut->insertSortedString("artichoke",veggie);
aut->insertSortedString("banana",fruit);
aut->insertSortedString("cabbage",veggie);
aut->insertSortedString("carrot",veggie);
aut->insertSortedString("cherry",fruit);
aut->insertSortedString("chili",veggie);
aut->insertSortedString("cucumber",veggie);
aut->insertSortedString("eggplant",veggie);
aut->insertSortedString("grapes",fruit);
aut->insertSortedString("lettuce",veggie);
aut->insertSortedString("onion",veggie);
aut->insertSortedString("paprika",veggie);
aut->insertSortedString("passion fruit",fruit);
aut->insertSortedString("pea",veggie);
aut->insertSortedString("peach",fruit);
aut->insertSortedString("pear",fruit);
aut->insertSortedString("pineapple",fruit);
aut->insertSortedString("plum",fruit);
aut->insertSortedString("potato",veggie);
aut->insertSortedString("pumpkin",veggie);
aut->insertSortedString("sour cherry",fruit);
aut->insertSortedString("squash",veggie);
aut->insertSortedString("tomato",veggie);
aut->finalize();
double d1 = t.elapsed();
aut->addPerfectHash();
double d2 = t.elapsed();
aut->write("__testfsa__.__fsa__");
double d3 = t.elapsed();
FSA *fsa = aut->getFSA();
double d4 = t.elapsed();
std::cout << "Automoaton build finished (" << 1000*d1 << "ms," << 1000*(d2-d1) << "ms)"
<< ", fsa retrieval (" << 1000*(d4-d3) << "ms) " << ((fsa==NULL)?"failed":"succeded") << ".\n";
if(fsa!=NULL){
FSA::State fs(*fsa);
const unsigned char *pb = fs.lookup("cucumber");
std::cout << "Lookup(\"cucumber\") -> ";
if(pb!=NULL){
std::cout << "\"" << pb << "\"";
}
else{
std::cout << "not found.";
}
std::cout << "\n";
}
delete aut;
delete fsa;
return 0;
}
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