#include <stdio.h>
#include <stdlib.h>
#include <errno.h>

// printf Formating
#define X_RED "\x1B[31m"
#define X_GREEN "\x1B[32m"
#define X_RST "\x1B[0m"

// INSERT HEADERS FOR FUNCS
#include "sqlite3.h"
#include "x_string.h"
#include "x_curses.h"
#include "dodo.h"


// SET THE NUMBER OF TESTS
#define NUM_TESTS 8

// DEFINE REUSABLE TEST SETUPS
int set_up_db(sqlite3 **db){
	char* home_dir = getenv("HOME");
	char* filename = x_strconcat(home_dir, DB_PATH);
	return opendb(db, filename);
}



// DEFINE TESTS
int test_add_new_task_no_date(){
	printf("%s... ", __func__);
	int rc = 0;
	sqlite3 *db;
	char *argv[3] = {"./dodo", "new", "jello"};

	if ( (rc = set_up_db(&db)) ){
		return rc;
	}
	return add_new_task(db, 3, argv);
}

int test_del_task(){
	printf("%s... ", __func__);
	int rc = 0;
	sqlite3 *db;
	char *argv[3] = {"./dodo", "del", "jello"};

	if ( rc = set_up_db(&db) ){
		return rc;
	}
	return del_task(db, 3, argv);
}

int test_add_new_task_with_date_and_delete(){
	printf("%s... ", __func__);
	int rc = 0;
	sqlite3 *db;
	char *argv_1[3] = {"./dodo", "new", "jello"};
	char *argv_2[3] = {"./dodo", "del", "jello"};

	if ( (rc = set_up_db(&db)) ){
		return rc;
	}

	if ( rc = add_new_task(db, 3, argv_1) ){
		return rc;
	}

	if ( rc = del_task(db, 3, argv_2) ){
		return rc;
	}

	return 0;
}

int test_add_then_update_task_status_then_delete(){
	printf("%s... ", __func__);
	int rc = 0;
	sqlite3 *db;
	char *argv_1[3] = {"./dodo", "new", "jello"};
	char *argv_2[3] = {"./dodo", "today", "jello"};
	char *argv_3[3] = {"./dodo", "del", "jello"};

	if ( (rc = set_up_db(&db)) ){
		return rc;
	}

	if ( rc = add_new_task(db, 3, argv_1) ){
		return rc;
	}

	if ( rc = update_task_status(db, 3, argv_2) ){
		return rc;
	}

	if ( rc = del_task(db, 3, argv_3) ){
		return rc;
	}
	
	return 0;
}

int test_display_task(){
	printf("%s... ", __func__);
	FILE *fd1;
	FILE *stdout_org;
	sqlite3 *db;
	int rc = 0;

	if ( (rc = set_up_db(&db)) ){
		return rc;
	}

	stdout_org = stdout;

	errno = 0;
	fd1 = fopen("/dev/null", "w");
	if(fd1 == NULL){
		return -1;
	}

	stdout = fd1;
	if ( (rc = view_tasks(db)) ){
		return rc;
	}

	stdout = stdout_org;
	fclose(fd1);
	return 0;
}

int test_update_task(){
	printf("%s... ", __func__);
	int rc = 0;
	sqlite3 *db;
	char *argv_1[4] = {"./dodo", "update", "jello", "hello"};

	if ( (rc = set_up_db(&db)) ){
		return rc;
	}

	return update_task(db, 4, argv_1);
}


int test_date_difference(){
	printf("%s... ", __func__);
	
	char d[10] = "10-10-2024";

	set_color_of_date(d);

	return 1;
	
}


// DUMMY TEST
int fail(){
	printf("%s... ", __func__);
    return -1;
}

// END OF TEST DEFINITIONS

void run_tests(int (**tests)()){
    int i = 0;
    int errors = 0;

    for ( i = 0; i < NUM_TESTS; i++ ){
        printf("Test #%d: ", i);
        if ( tests[i]() == 0){
            printf("%spassed%s\n", X_GREEN, X_RST);
        }
        else {
            printf("%sfailed%s\n", X_RED, X_RST);
            errors++;
        }
    }

    printf("Tests completed with %s%d passed%s", X_GREEN, NUM_TESTS - errors, X_RST);
    printf(" and %s%d failed%s\n", X_RED, errors, X_RST);
}

int main(){
    int (*tests[NUM_TESTS])();

	// PASS TESTS INTO ARRAY
    tests[0] = fail;
    tests[1] = test_update_task;
    tests[2] = test_add_new_task_no_date;
    tests[3] = test_del_task;
    tests[4] = test_add_new_task_with_date_and_delete;
    tests[5] = test_add_then_update_task_status_then_delete;
	tests[6] = test_date_difference;
    tests[7] = test_display_task;


	// END OF PASSING TESTS

	// RUN TESTS
	run_tests(tests);

    return 0;
}