public static List <TimePerson> GetPersons(int startyear, int endYear)
{
// create a list of Time persons (instantiate a new list)
List <TimePerson> list = new List <TimePerson>();
// get the path of your timeperson.csv file
// getting the path is not as simple as ../../../ have to use
// the Path or Environment class
var path = @"../Lab11-TimePerson/wwwroot/personOfTheYear.csv";
// once you get the file path,
// read all the lines and save it into an array of strings
string[] allNames = File.ReadAllLines(path);
// traverse through the strings for each line item
// remember CSV is delimited by commas.
string[] Header = allNames[0].Split(',');
for (int i = 1; i < allNames.Length; i++)
{
string[] splitName = allNames[i].Split(',');
TimePerson person = new TimePerson(
splitName[0] == "" ? 0 : Convert.ToInt32(splitName[0]),
splitName[1],
splitName[2],
splitName[3],
splitName[4] == "" ? 0 : Convert.ToInt32(splitName[4]),
splitName[5] == "" ? 0 : Convert.ToInt32(splitName[5]),
splitName[6],
splitName[7],
splitName[8]
);
list.Add(person);
}
// use LINQ to filter out with the years that you brought in against your list of persons
List <TimePerson> query2 = list.Where(x => x.Year >= startyear && x.Year <= endYear).ToList();
//return your list of persons
return(query2);
}
/// <summary>
/// Method that returns a list of people after query
/// </summary>
/// <param name="startYear">int</param>
/// <param name="endYear">int</param>
/// <returns>list of people</returns>
public static List <TimePerson> GetPersons(int startYear, int endYear)
{
//pathing to wwwroot/csv file
//string path = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "../../../wwwroot/personOfTheYear.csv");
string path = Environment.CurrentDirectory;
string newPath = Path.GetFullPath(Path.Combine(path, @"wwwroot/personOfTheYear.csv"));
//list instantiation with all the properties from csv.file
List <TimePerson> personList = new List <TimePerson>();
//skipping one to avoid titles, and no interference with string to int
var lines = File.ReadAllLines(newPath)
.Skip(1);
//traverse through the strings for each line item
foreach (string line in lines)
{
//split by commas to retrieve word for specific heading
string[] rowColumn = line.Split(",");
//instantiating new timeperson with values from csv.file
TimePerson timePerson = new TimePerson
{
Year = Convert.ToInt32(rowColumn[0]),
Honor = rowColumn[1] != "" ? rowColumn[1] : "N/A",
Name = rowColumn[2] != "" ? rowColumn[2] : "N/A",
Country = rowColumn[3] != "" ? rowColumn[3] : "N/A",
BirthYear = rowColumn[4] != "" ? rowColumn[4] : "N/A",
DeathYear = rowColumn[5] != "" ? rowColumn[5] : "N/A",
Title = rowColumn[6] != "" ? rowColumn[6] : "N/A",
Category = rowColumn[7] != "" ? rowColumn[7] : "N/A",
Context = rowColumn[8] != "" ? rowColumn[8] : "N/A"
};
//add all the new instantiated values to list
personList.Add(timePerson);
}
//utilizing LINQ to filter out according to user input on start year and end year
var query = personList
.Where(p => p.Year >= startYear && p.Year <= endYear)
.OrderBy(p => p.Year).ToList();
//return result list
return(query);
}
/// <summary>
/// Instantiation of TimePerson, getting the timeperson.csv file, receiving all data as a string type, converting int types back to int, then running query
/// </summary>
/// <param name="beginningYear">int beginningYear as inputted by end user</param>
/// <param name="endYear">int endYear as inputted by end user</param>
/// <returns></returns>
public static List <TimePerson> GetPerson(int beginningYear, int endYear)
{
//instantiate a new list of Time persons
List <TimePerson> timePeople = new List <TimePerson>();
//get the path of your timeperson.csv file - google how to get the root file path for an mvc web application
var path = Environment.CurrentDirectory;
var newPath = Path.GetFullPath(Path.Combine(path, @"wwwroot/personOfTheYear.csv"));
//Console.WriteLine(timeData);
string[] timeData = File.ReadAllLines(newPath);
//once you get the file path, read all the lines and save it into an array of strings
//(new string[] { "Year", "Honor", "Name", "Country", "BirthYear", "DeathYear", "Title", "Category", "Context" });
for (var i = 1; i < timeData.Length; i++)
{
string[] timeDataSplit = timeData[i].Split(',');
//travserse through the strings for each line item
//remember CSV is delimited by commas.
TimePerson timePerson = new TimePerson
(
timeDataSplit[0] == "" ? 0 : Convert.ToInt32(timeDataSplit[0]), //ternary to convert value to int and return 0 if empty
timeDataSplit[1],
timeDataSplit[2],
timeDataSplit[3],
timeDataSplit[4] == "" ? 0 : Convert.ToInt32(timeDataSplit[4]), //ternary to convert value to int and return 0 if empty
timeDataSplit[5] == "" ? 0 : Convert.ToInt32(timeDataSplit[5]), //ternary to convert value to int and return 0 if empty
timeDataSplit[6],
timeDataSplit[7],
timeDataSplit[8]
);
timePeople.Add(timePerson);
}
//use LINQ to filter out with the years you brought in against your list of persons
List <TimePerson> query = timePeople.Where(x => x.Year >= beginningYear && x.Year <= endYear).ToList();
return(query);
}