private void CreateLineInLeaderboard(LeaderboardLine lineObject)
{
GameObject line = Instantiate(LineInLeaderboard) as GameObject; // create the line
line.transform.SetParent(LinesInTheLeaderboard.transform); // set the line as the child of lines
line.transform.position = nextPosition; // set the position of the line
line.SetActive(true); // ensure the line is shown and is not hiding
nextPosition.y = nextPosition.y - 30; // set the position of the next line 30 below the line just made
// change the text of each column in the line
// Child 0 - Position
// Child 1 - Name
// Child 2 - Score
// get the text component for each column in this line
TMP_Text position = line.transform.GetChild(0).GetComponent <TMP_Text>();
TMP_Text name = line.transform.GetChild(1).GetComponent <TMP_Text>();
TMP_Text score = line.transform.GetChild(2).GetComponent <TMP_Text>();
// get the position of this object on the leaderboard - keep in mind this list should be sorted when this is called
int pos = nextIntPositionOnLeaderboard;
// increment the next position so that the next line will be a position below the current
nextIntPositionOnLeaderboard++;
string positionString = ""; // initialize a string to set the position as
switch (pos) // use a switch case to determine whether the current position needs a 'st','nd','rd' or 'th' at the end of its position number
{
case 1: positionString = "1st"; break;
case 2: positionString = "2nd"; break;
case 3: positionString = "3rd"; break;
case 4: positionString = "4th"; break;
case 5: positionString = "5th"; break;
case 6: positionString = "6th"; break;
case 7: positionString = "7th"; break;
case 8: positionString = "8th"; break;
case 9: positionString = "9th"; break;
case 10: positionString = "10th"; break;
}
position.text = positionString; // set the position text from the positionString
name.text = lineObject.name; // set the name text from the name stored in the line object
int scoreInt = lineObject.score; // set the score text from the score in the line object
score.text = "" + scoreInt; // set the score text as the score - i added a blank string as a quick way in making a string
// store the current line in the playerprefs
// eg for the first item called in this function ie. nextIntPositionOnLeaderboard = 1 at the beginning of the functio
// "leaderboardItem"+pos = "leaderboardItem1"
// lets say lineObject.name = "Cian" and the score achieved was 100
// Under the key "leaderboadItem1" the value "Cian,100" was set, this will be saved when PlayerPrefs.Save() is called
PlayerPrefs.SetString("leaderboardItem" + pos, lineObject.name + "," + scoreInt);
}
public void CheckScore(string name, int score)
{
// create new object
LeaderboardLine newLine = new LeaderboardLine(name, score);
//Debug.Log(newLine);
// create blank list
List <LeaderboardLine> lines = new List <LeaderboardLine>();
// Debug.Log(lines.Count);
bool toBeAddedToList = false; // new name and score not to be added to the list by default
for (int i = 1; i < 11; i++) // loop from 1 to 10
{
string temp = "leaderboardItem" + i; // string to load PlayerPref with
//Debug.Log(temp);
string str = PlayerPrefs.GetString(temp); // load leaderboard item 1 to 10
//Debug.Log(str);
if (str.Length > 0) // if the value that gets taken from the player prefs is not a blank string
{
string[] attributes = str.Split(','); // split using the ',' delimiter
LeaderboardLine l = new LeaderboardLine(attributes[0], Int32.Parse(attributes[1])); // use the two attributes - name and score - to create a new LeaderboardLine object
lines.Add(l); // add the line to the list
if (Int32.Parse(attributes[1]) < score) // if the new objects score is greater
{ // it is to be added to the list
toBeAddedToList = true;
}
//Debug.Log(lines.Count);
}
else
{
// string with length 0 found - therefore a blank line in the list - the new line can be placed here
toBeAddedToList = true;
}
}
//Debug.Log(toBeAddedToList);
if (toBeAddedToList) // if the line is to be added to the list
{
lines = SortList(lines); // sort the list of lines
if (lines.Count < 10) // if there is space on the list of 10 lines
{
lines.Add(newLine); // add the newLine to the list
}
else if (lines.Count == 10)
{
// if there is no space on the list of Lines, remove the last line
lines.Remove(lines[9]);
// add new line
lines.Add(newLine);
}
}
//Debug.Log(lines.Count);
leaderboardLines = lines;
//Debug.Log(leaderboardLines.Count);
PlayerPrefs.DeleteAll();
LoadList();
PlayerPrefs.Save();
UpdateLeaderboard();
}
private void LoadList()
{
for (int i = 1; i < 11; i++)
{
string str = PlayerPrefs.GetString("leaderboardItem" + i); // returns name,score
if (str.Length > 0)
{
string[] attributes = str.Split(',');
LeaderboardLine l = new LeaderboardLine(attributes[0], Int32.Parse(attributes[1]));
leaderboardLines.Add(l);
}
}
}
private List <LeaderboardLine> SortList(List <LeaderboardLine> list)
{
//sorting the list by its score from best to worse ie. largest to smallest
for (int i = 0; i < list.Count; i++)
{ // loop from starting line
for (int j = i + 1; j < list.Count; j++) // loop from the line after the starting line
{
// if the current j score is greater that the current i score then we have to swap i and j to move j up the list because it has a better score
if (list[j].score > list[i].score)
{
// we have to swap i and j
LeaderboardLine l = list[j]; // temporarily store j
list[j] = list[i]; // put i in the position of j
list[i] = l; // put the stored j in the position of i
}
}
}
return(list);
}
