Parking Management System

main.c//Parking Management system////Created by ding Small not on 13-7-14.//Copyright (c) 2013 Dingxiaowei. All rights reserved.////title: Parking Management System//(1) Management personnel according to the password into the system//(2) Management of parking information (parking number, status) and the rate per minute; (3) Enter the parking information (car number, model, berth location, Parking start time); If the parking space is full to give a hint;//(4) when taking the car, according to the license plate, if not give a hint, need to according to the vehicle parking time automatically calculate the cost and display on the screen. #include <stdio.h> #include <string.h> #include <time.h> #define MAX 20struct stopedcar{Char carnum[20 ]; Car brand char carshap[20];//model int areanum; Berth location number char stopedtime[30];  Start berthing time int h;  Record hour int m;  Record minutes};int total; Total record number char password[20]; Password struct Stopedcar stopedcar[max];int price=1.0;//default parking unit price for 1￥1m/*************** function declaration ****************************** /void Init ()//initialization, the file does not exist, is established, while recording the number of records in the file int get_menu_choice (); Accept menu select void Menu ()//menu corresponding void Show_menu ();//Display menu file *file_operate (char *mode); File operation type void SET_PSW ()//Set password int psw_check ();//password Authentication int inputonecar (int i);//Add a record to the parking number void inputfile (int i,file *fp) ;//write a record of subscript I to file void Input (*FP);//Add a record int setpri to the management systemCE ()//Set the parking unit price (for example: ￥1for1s) void Getcarbyareanum (FILE *fp);//Take the car according to the parking number/***** the following function is to simplify the function of part work from the above function ************** /void printtitle ();//print head information void Showallcarinfo ();  Show all parking information void showonecarinfo (int i); Show parking information float Countmoney (float Danjia)//calculate parking costs based on the incoming price void Readfile (int i,file *FP);//read a record from the file int checknumber ( int areanum_temp); Check the parking number is empty, there is a return number, if the parking space is returned -1char* GetTime (); Get the current time int cost (char *time1,int Danjia);// Calculate the price of parking consumption based on unit price and time difference int Cost2 (int h,int m,int Danjia); void GetCarByAreaNum2 (FILE *fp); int Timeh (); int timem ();/*********        The implementation of the function ****************************************///get the current system time char* GetTime () {{time_t now;        struct TM *timenow;        Time (&now);    TimeNow = LocalTime (&now);    Char *p = asctime (TimeNow);    return p;    }}//returns the current hour int Timeh () {int h;    time_t now;    struct TM *timenow;    Time (&now);    TimeNow = LocalTime (&now);    Char *p = asctime (TimeNow);    h=timenow->tm_hour; return h;} Returns the current minute int TImem () {int m;    time_t now;    struct TM *timenow;    Time (&now);    TimeNow = LocalTime (&now);    Char *p = asctime (TimeNow);    m=timenow->tm_min; return m;}    Accept menu Select int Get_menu_choice () {int menu_ch;        Do {printf ("Enter menu options:");        scanf ("%d", &menu_ch); if ((menu_ch<0) | |            (menu_ch>9))    printf ("Input error!"); } while ((menu_ch<0) | |    (menu_ch>9)); return menu_ch;} Show menu void Show_menu () {printf (">>>>>>>>>>>>>>> Welcome to use parking Management system <<    <<<<<<<<<<<<<<\n ");    printf ("************************************************\n");   printf ("* 1. New Parking Info |    2. Show all parking Information *\n ");   printf ("* 3.) Pickup car by license plate number |    4. According to the parking number to take the car *\n ");   printf ("* 5.) Search vehicle information by license plate number |    6. According to the Parking Number inquiry vehicle Information *\n ");   printf ("* 7. Set Parking Price |    8. Password set *\n ");   printf ("* 9. Active Clear Screen |    0. Exit *\n "); printf ("****************************\ n ");} Clear the screen, there is a problem//void clean ()//{//system ("pause");/System ("CLS");//}//menu response void menu () {while (1) {Show_menu (        );  Switch (Get_menu_choice ()) {Case 1://new parking Information Input (file_operate ("AB"));            Binary append write break;                Case 2://Displays all parking information showallcarinfo ();            Break            Case 3://according to the license plate to take the car break;                Case 4://According to the parking number to take the car GetCarByAreaNum2 (File_operate ("WB"));            Break            Case 5://according to the license plate number Inquiry parking information break;            Case 6://In accordance with the parking number to query parking information break;                Case 7://Set Parking price (for example: ￥1for1s) Setprice ();             Break                Case 8://Password setting SET_PSW ();            Break                Case 9://Manual Clear Screen//clear (); printf ("Manual screen is incorrect.)                ");            Break                Case 0://End Program//system ("CLS"); printf ("****************\ n ");                printf ("Welcome to use this system \ n");                printf ("**********************\n");                Break            Exit (0);        Default:break;    }}//Print header information void PrintTitle () {printf ("-------------------------------------------------------------\ n");    printf ("Parking number of car license plate number parked at the start time \ \ \ \ n"); printf ("-------------------------------------------------------------\ n");}    Initialize, the file does not exist, then establish, and record the number of records in the file void Init () {int II;    FILE *FP;    total=0;        if ((Fp=fopen ("Stopedcar.txt", "RB")) ==null) {Fp=fopen ("Stopedcar.txt", "AB");        Clear ();    menu ();        else {for (ii=0;feof (FP) ==0;ii++)//feof Check that the file is closed {Readfile (II,FP);    } total=ii-1;    }//total=ii-1; Fclose (FP);    File action type *file_operate (char *mode) {char choice;    FILE *FP;   do {fflush (stdin);//empty input cache so as not to affect subsequent input if ((Fp=fopen ("Stopedcar.txt", mode) ==null)     {puts ("Fail to open the file!"); Puts ("Try again!" (            y/n)? ");        scanf ("%c", &choice);    else Fp=fopen ("Stopedcar.txt", mode); while (choice== ' y ') | |    choice== ' Y '); if (choice== ' n ' | | choice== ' N ') {}//exit (1); Abnormal exit exit (0); system normal exit return (FP);}    Reads a record from a file void Readfile (int i,file *fp) {fscanf (FP, "%20s", &stopedcar[i].carnum);    FSCANF (FP, "%20s", &stopedcar[i].carshap);    FSCANF (FP, "%5d", &stopedcar[i].areanum); FSCANF (FP, "%30s", &stopedcar[i].stopedtime);} Display print a parking information void showonecarinfo (int i) {printf ("%10s%10s%1d%30s \ n", stopedcar[i].carnum,stopedcar[i].carshap,st Opedcar[i].areanum,stopedcar[i].stopedtime);}    Show print all parking information void Showallcarinfo ()/* Display print all information */{int i;    printf ("%d records: \ n", total);    PrintTitle (); for (i=0;i<total;i++) showonecarinfo (i);}    Check the parking number is empty, there is a return number, if the parking space is not parked then return -1int checknumber (int areanum_temp) {int i,result=0; for (i=0;i<total;i++) {       if (stopedcar[i].areanum==areanum_temp) {result=1;        Break    } if (result==1) return i; else return-1;}    Add a record to the parking number int inputonecar (int i) {int areanum;        Do {printf ("Enter the parking number: (e.g. 1)");        scanf ("%d", &areanum);        if (areanum<0) printf ("error!\n");        if (Areanum>max) {printf ("not more than%d parking spaces \ n", MAX);    } while (areanum<0);        The parking space has parking if (CheckNumber (areanum) >0) {printf ("The parking space has been parked!\n");    return 0;  //If the parking space is not parked else {stopedcar[i].areanum=areanum;        Record the parking number as the current parking number, printf ("Input license plate number (less than chars):");        scanf ("%s", stopedcar[i].carnum);        printf ("Vehicle model (for example: baomaX6):");        scanf ("%s", &stopedcar[i].carshap); Char *time=gettime ()///Get current system time Stopedcar[i].h=timeh ()//Log Hour Stopedcar[i].m=timem ()//minutes char *q=s        Topedcar[i].stopedtime; strcpy (q, time);//assign current times to car.        Stopedtime PrintTitle ();        Showonecarinfo (i);        Inputfile (I,FP);    return 1;    }}//writes the record of subscript I to the file void inputfile (int i,file *fp) {fscanf (FP, "%20s", &stopedcar[i].carnum);    FSCANF (FP, "%20s", &stopedcar[i].carshap);    FSCANF (FP, "%5d", &stopedcar[i].areanum); FSCANF (FP, "%30s", &stopedcar[i].stopedtime);}    Add the Record void Input (FILE *fp) {int I to the management system;    I=total;        if (Inputonecar (i)) {total++;    Inputfile (I,FP); Fclose (FP);}    Set the parking price int setprice () {printf ("Please set the parking price: (For example: 1￥for 1 m) \ n");    scanf ("%d", &price);    printf ("You set the unit price is:%d￥1m\n", prices); return price;}    int Cost2 (int h,int m,int danjia) {int money;    Gets the current hour and minute int Hnow=timeh ();    int Mnow=timem (); Return money= ((hnow-h) *60+ (mnow-m)) *danjia;}    Calculate the cost of parking consumption based on unit price and time difference (char *time1,int danjia) {int money;    Char forein[2];    Char now[2];    int minu;    int sec;    int t1,t2; for (int i=14; i<=15; i++,time1++) {forein[i-14]=time1[i];    } minu= (forein[0]-48) *10+ (forein[1]-48);    for (int i=17; i<=18; i++,time1++) {forein[i-17]=time1[i];    } sec= (forein[0]-48) *10+ (forein[1]-48);    T1=minu*60+sec;    Char *p=gettime ();    for (int i=14; i<=15; i++,time1++) {forein[i-14]=p[i];    } minu= (forein[0]-48) *10+ (forein[1]-48);    for (int i=17; i<=18; i++,time1++) {forein[i-17]=p[i];    } sec= (forein[0]-48) *10+ (forein[1]-48);    T2=minu*60+sec;    money= (T2-T1) *danjia; return money;}    Take vehicle void GetCarByAreaNum2 (FILE *fp) {int I,j,k,no_temp,choice2 According to the parking number;    printf ("Enter the parking number of the vehicle to be taken: (for example, 1)");    scanf ("%d", &no_temp);    I=checknumber (no_temp);        if (i>=0) {printtitle (); Showonecarinfo (i)//According to the parking number to query is the first few printf ("Confirm pick-up.")        (1. is/2. No) ");        scanf ("%d", &choice2);            if (choice2==1) {//char *time1=stopedcar[i].stopedtime;//printf (time1);            int h=stopedcar[i].h;            int m=stopedcar[i].m; printf ("YouNeed to pay ￥%d parking fees \ n ", Cost2 (H,m,price));                For (J=i j<total; j + +) {strcpy (stopedcar[j].carnum, stopedcar[j+1].carnum);            strcpy (Stopedcar[j].carshap, Stopedcar[j+1].carshap);            } total--;            For (k=0 k<total; k++) {inputfile (k, FP); else printf ("No parking on this parking space \ n");}    Take vehicle void Getcarbyareanum (FILE *fp) {int I,j,k,no_temp,choice2 According to the parking number;    printf ("Enter the parking number of the vehicle to be taken: (for example, 1)");    scanf ("%d", &no_temp);    I=checknumber (no_temp);        if (i>=0) {printtitle (); Showonecarinfo (i)//According to the parking number to query is the first few printf ("Confirm pick-up.")        (1. is/2. No) ");        scanf ("%d", &choice2);            if (choice2==1) {char *time1=stopedcar[i].stopedtime;            printf (time1);            printf ("You need to pay ￥%d parking fee \ n", Cost (Time1,price));                For (J=i j<total; j + +) {strcpy (stopedcar[j].carnum, stopedcar[j+1].carnum); strcpy (Stopedcar[j].carshap, StopeDCAR[J+1].CARSHAP);            } total--;            For (k=0 k<total; k++) {inputfile (k, FP); else printf ("No parking on this parking space \ n");}    Set password void set_psw () {char psw_set[20],psw_check[20],c;    unsigned int i;    FILE *FP;        Do {printf ("You must set password first!\n"); printf ("Enter Password: (less than numbers and key".        for end) \ n "); for (i=0; (C=getchar ())!= '. ';            i++) {//putchar (' * ');        Psw_set[i]=c;        } psw_set[i]= ';        printf ("-----------------\ n");        printf ("Conform password:"); for (i=0; (C=getchar ())!= '. ';            i++) {//putchar (' * ');        Psw_check[i]=c;        } psw_check[i]= ';        printf ("------------\ n");            if (strcmp (Psw_set,psw_check) ==0) {printf ("Set password success!\n");        strcpy (Password,psw_set);    else printf ("error!\n"); } while (strcmp (PSW_SET,PSW_CHECk)!=0);    Clear ();    Fp=fopen ("Password.txt", "WB");    fprintf (FP, "%s", password); Fclose (FP);    Password Authentication int Psw_check () {unsigned int i=1,j=1;    FILE *FP;    Char pword[20],c;        if ((Fp=fopen ("Password.txt", "RB")) ==null) {Fp=fopen ("Password.txt", "a");    SET_PSW ();    FSCANF (FP, "%s", password);    Fclose (FP); Do {printf ("\ninput password:key '.")        For end (%d/three times) ", j); for (j=0; (C=getchar ())!= '. ';            J + +) {//putchar (' * ');        Pword[j]=c;        } pword[j]= ';    i++;    while (strcmp (Pword,password)!=0&&i<=3);    if (i<=3) return 1;        else {printf ("You have tryed for three times,fail to open the file!\n");    return 0;        }}int Main (int argc, const char * argv[]) {if (Psw_check ()) {Init ();        Clear ();    menu (); return 0;}

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