#include <stdio.h>
#include <stdlib.h>
#include <sys/time.h>

#include "llrbContext.h"

#include "allocate.h"
#include "origin_cs.h"

#ifdef CLANG
#define _CbC_retrun __return
#define _CbC_environment __environment
#endif

#define NUM 100
#define ALLOCATE_SIZE 1000000000

extern __code initLLRBContext(struct Context* context);
void colorFlip(struct Context*);
void rotateLeft(struct Context*);
void rotateRight(struct Context*);
/* 
__code code1(Allocate allocate) {
    allocate.size = sizeof(long);
    allocate.next = Code2;
    goto Allocate(allocate);
}
*/
static double st_time;
static double ed_time;
static int num;

static double getTime() {
    struct timeval tv;
    gettimeofday(&tv, NULL);
    return tv.tv_sec + (double)tv.tv_usec*1e-6;
}

void print_tree(union Data* data, int n) {
    if (data != 0) {
        print_tree(data->node.left, n+1);
        for (int i=0;i<n;i++)
            printf("  ");
        printf("key=%d\n", data->node.key);
        print_tree(data->node.right, n+1);
    }
}

__code code1(struct Context* context) {
    context->data[0]->allocate.size = sizeof(long);
    context->data[0]->allocate.next = Code2;
    goto meta(context, Allocate);
}

__code meta(struct Context* context, enum Code next) {
    goto (context->code[next])(context);
}

__code put(struct Context* context) {
    context->data[context->dataSize]->node.key = context->data[0]->allocate.key;
    context->data[context->dataSize]->node.value = context->data[0]->allocate.value;
    if (context->root == 0) {
        context->root = context->data[context->dataSize];
        context->root->node.color = Black;
        context->root->node.parent = 0;
        goto meta(context, context->data[0]->allocate.after_put);
    }
    context->data[context->dataSize]->node.color = Red;
    context->current = context->root;
    goto meta(context, InsertD);
}

__code insertDown(struct Context* context) {
    int persistentKey = context->current->node.key;
    int temporalKey = context->data[context->dataSize]->node.key;
    
    if (context->current->node.right != 0 && context->current->node.left != 0) {
        if (context->current->node.right->node.color == Red && context->current->node.left->node.color == Red) {
            colorFlip(context);
        }
    }
    
    if (persistentKey == temporalKey) {
        context->current->node.value = context->data[context->dataSize]->node.value;
        goto meta(context, context->data[0]->allocate.after_put);
    } else if (temporalKey < persistentKey) {
        if (context->current->node.left == 0) {
            context->current->node.left = context->data[context->dataSize];
        } else {
            context->current = context->current->node.left;
            goto meta(context, InsertD);
        }
    } else {
        if (context->current->node.right == 0) {
            context->current->node.right = context->data[context->dataSize];
        } else {
            context->current = context->current->node.right;
            goto meta(context, InsertD);
        }
    }

    context->data[context->dataSize]->node.parent = context->current;
    
    goto meta(context, InsertU);
}

__code insertUp(struct Context* context) {
    if (context->current->node.right != 0) {
        if (context->current->node.right->node.color == Red) {
            rotateLeft(context);
        }
    }

    if (context->current->node.left != 0) {
        if (context->current->node.left->node.left != 0) {
            if (context->current->node.left->node.color == Red && context->current->node.left->node.left->node.color == Red) {
                rotateRight(context);
            }
        }
    }

    if (context->current->node.right != 0 && context->current->node.left != 0) {
        if (context->current->node.right->node.color == Red && context->current->node.left->node.color == Red) {
            colorFlip(context);
        }
    }    
    
    if (context->current->node.parent == 0) {
        context->root = context->current;
        context->root->node.color = Black;
        goto meta(context, context->data[0]->allocate.after_put);
    }
    
    if (context->current->node.parent != 0) {
        if (context->current->node.parent->node.key < context->current->node.key) {
            context->current->node.parent->node.right = context->current;
        } else {
            context->current->node.parent->node.left = context->current;
        }
    }
    
    context->current = context->current->node.parent;
    goto meta(context, InsertU);
}

void rotateLeft(struct Context* context) {
    union Data* tmp = context->current->node.right;
    context->current->node.right = tmp->node.left;
    tmp->node.left = context->current;
    tmp->node.color = tmp->node.left->node.color;
    tmp->node.parent = tmp->node.left->node.parent;
    tmp->node.left->node.color = Red;
    tmp->node.left->node.parent = tmp;
    context->current = tmp;
}

void rotateRight(struct Context* context) {
    union Data* tmp = context->current->node.left;
    context->current->node.left = tmp->node.right;
    tmp->node.right = context->current;
    tmp->node.color = tmp->node.right->node.color;
    tmp->node.parent = tmp->node.right->node.parent;
    tmp->node.right->node.color = Red;
    tmp->node.right->node.parent = tmp;
    context->current = tmp;
}

void colorFlip(struct Context* context) {
    context->current->node.color ^= 1;
    context->current->node.left->node.color ^= 1;
    context->current->node.right->node.color ^= 1;
}

/*
__code code2(Allocate allocate, Count count) {
    count.count = 0;
    goto code3(count);
}
*/

__code code2(struct Context* context) {
    context->data[1]->count = 0;
    goto meta(context, Code3);
}

__code code3(struct Context* context) {
    if (context->data[1]->count == num) {
        goto meta(context, Code4);
    }
    context->data[0]->allocate.size = sizeof(struct Node);
    context->data[0]->allocate.next = Put;
    context->data[0]->allocate.after_put = Code3;
    context->data[0]->allocate.key = context->data[1]->count;
    context->data[0]->allocate.value = context->data[1]->count;
    context->data[1]->count++;
    goto meta(context, Allocate);
}

__code code4(struct Context* context) {
    st_time = getTime();
    context->data[0]->allocate.size = sizeof(struct Node);
    context->data[0]->allocate.next = Put;
    context->data[0]->allocate.after_put = Code5;
    context->data[0]->allocate.key = num+1;
    context->data[0]->allocate.value = num+1;

    goto meta(context, Allocate);
}

__code code5(struct Context* context) {
    ed_time = getTime();
    //    printf("%ld %0.12f\n", context->data[1]->count-1, ed_time-st_time);
    print_tree(context->root, 0);
    goto meta(context, Exit);
}

int main(int argc, char** argv) {
    num = (int)atoi(argv[1]);
    struct Context* context = (struct Context*)malloc(sizeof(struct Context));
    context->code = malloc(sizeof(__code*)*ALLOCATE_SIZE);
    context->data = malloc(sizeof(union Data**)*ALLOCATE_SIZE);
    context->heap = malloc(sizeof(union Data*)*ALLOCATE_SIZE);
    initLLRBContext(context);
    goto start_code(context, Code1);
}