Imports System.IO

Public Class Uni_KnowledgeInput
    Public Countries(193) As String
    Public Animals(226) As String
    Public Fruits(75) As String
    Public TotalGuessed As Integer
    Public CurrentCategory As String
    Public Level As Integer
    Public ForNextLevel As Integer
    Public JustStarted As Boolean = True

    Private Sub Uni_KnowledgeInput_Load(sender As Object, e As EventArgs) Handles MyBase.Load
        If Directory.Exists(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput") = True Then
            If File.Exists(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\Animals.kin") = True Then

            Else
                If Strings.AvailableFeature(38) = 1 Then
                    File.WriteAllText(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\Animals.kin", My.Resources.KnowledgeInputContent.Animals)
                End If
            End If
            If File.Exists(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\Fruits.kin") = True Then

            Else
                If Strings.AvailableFeature(39) = 1 Then
                    File.WriteAllText(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\Fruits.kin", My.Resources.KnowledgeInputContent.Fruits)
                End If
            End If
        Else
            Directory.CreateDirectory(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput")
            File.WriteAllText(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\Countries.kin", My.Resources.KnowledgeInputContent.Countries)
        End If
        CurrentCategory = "Select Category"
        LoadCategory()
    End Sub

    Private Sub lst_Guessed_DrawItem(ByVal sender As Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles lst_Guessed.DrawItem
        e.DrawBackground()
        If (e.State And DrawItemState.Selected) = DrawItemState.Selected Then
            e.Graphics.FillRectangle(Brushes.Black, e.Bounds)
        End If
        Dim sf As New StringFormat
        Using b As New SolidBrush(e.ForeColor)
            e.Graphics.DrawString(lst_Guessed.GetItemText(lst_Guessed.Items(e.Index)), e.Font, b, e.Bounds, sf)
        End Using
        e.DrawFocusRectangle()
    End Sub

    Private Sub cmb_Category_DrawItem(ByVal sender As Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles cmb_Category.DrawItem
        e.DrawBackground()
        If (e.State And DrawItemState.Selected) = DrawItemState.Selected Then
            e.Graphics.FillRectangle(Brushes.Black, e.Bounds)
        End If
        Dim sf As New StringFormat
        Using b As New SolidBrush(e.ForeColor)
            e.Graphics.DrawString(cmb_Category.GetItemText(cmb_Category.Items(e.Index)), e.Font, b, e.Bounds, sf)
        End Using
        e.DrawFocusRectangle()
    End Sub

    Private Sub txt_InputWord_TextChanged(sender As Object, e As KeyEventArgs) Handles txt_InputWord.KeyDown
        Select Case e.KeyCode
            Case Keys.Enter
                CheckCorrect(txt_InputWord.Text.ToLower)
                txt_InputWord.Text = Nothing
                JustStarted = False
        End Select
    End Sub

    Private Sub cmb_Category_SelectedIndexChanged(sender As Object, e As EventArgs) Handles cmb_Category.SelectedIndexChanged
        Dim Available As Boolean = False
        JustStarted = True
        lbl_TotalGuess.Text = "Guessed : 0/0"
        lst_Guessed.Items.Clear()
        Select Case cmb_Category.SelectedItem.ToString
            Case "Countries"
                If File.Exists(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\CurrentCountries.kin") = True Then
                    lst_Guessed.Items.AddRange(File.ReadAllLines(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\CurrentCountries.kin"))
                End If
                Available = True
                Countries = File.ReadAllLines(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\Countries.kin")
            Case "Animals"
                If File.Exists(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\CurrentAnimals.kin") = True Then
                    lst_Guessed.Items.AddRange(File.ReadAllLines(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\CurrentAnimals.kin"))
                End If
                Available = True
                Animals = File.ReadAllLines(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\Animals.kin")
            Case "Fruits"
                If File.Exists(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\CurrentFruits.kin") = True Then
                    lst_Guessed.Items.AddRange(File.ReadAllLines(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\CurrentFruits.kin"))
                End If
                Available = True
                Fruits = File.ReadAllLines(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\Fruits.kin")
        End Select
        If Available = True Then
            TotalGuessed = lst_Guessed.Items.Count
            lbl_TotalGuess.Text = "Guessed : " & TotalGuessed & "/"
            Select Case cmb_Category.SelectedItem.ToString
                Case "Countries"
                    lbl_TotalGuess.Text = lbl_TotalGuess.Text & Countries.Length
                Case "Animals"
                    lbl_TotalGuess.Text = lbl_TotalGuess.Text & Animals.Length
                Case "Fruits"
                    lbl_TotalGuess.Text = lbl_TotalGuess.Text & Fruits.Length
            End Select
            Level = Math.Ceiling((TotalGuessed / 10))
            CheckLevel()
            CurrentCategory = cmb_Category.SelectedItem.ToString
        End If
    End Sub

    Private Sub LoadCategory()
        If Strings.AvailableFeature(38) = 0 Then
            cmb_Category.Items.Remove("Animals")
        End If
        If Strings.AvailableFeature(39) = 0 Then
            cmb_Category.Items.Remove("Fruits")
        End If
    End Sub

    Private Sub CheckLevel()
        lbl_Level.Text = "Level " & Level
        ForNextLevel = Math.Abs(TotalGuessed - (Level * 10))
        If ForNextLevel = 0 Then
            If JustStarted = False Then
                ChangeCP(True, Level * 25)
            End If
            Level = Level + 1
            lbl_Level.Text = "Level " & Level
            ForNextLevel = 10
        End If
        lbl_NextLevel.Text = "Words until next level (" & Level * 25 & " CP) : " & ForNextLevel
    End Sub

    Private Sub CheckCorrect(Input As String)
        Dim Correct As Boolean = False
        Select Case cmb_Category.SelectedItem.ToString
            Case "Countries"
                Dim Lines As Integer = 0
                Do
                    If Lines = Countries.Length Then
                        Exit Do
                    End If
                    If Countries(Lines) = Input Then
                        Countries(Lines) = "null"
                        Correct = True
                        Exit Do
                    Else
                        Lines = Lines + 1
                    End If
                Loop
            Case "Animals"
                Dim Lines As Integer = 0
                Do
                    If Lines = Animals.Length Then
                        Exit Do
                    End If
                    If Animals(Lines) = Input Then
                        Animals(Lines) = "null"
                        Correct = True
                        Exit Do
                    Else
                        Lines = Lines + 1
                    End If
                Loop
            Case "Fruits"
                Dim Lines As Integer = 0
                Do
                    If Lines = Fruits.Length Then
                        Exit Do
                    End If
                    If Fruits(Lines) = Input Then
                        Fruits(Lines) = "null"
                        Correct = True
                        Exit Do
                    Else
                        Lines = Lines + 1
                    End If
                Loop
        End Select
        If Correct = True Then
            lst_Guessed.Items.Add(Input)
            TotalGuessed = lst_Guessed.Items.Count
            lbl_TotalGuess.Text = "Guessed : " & TotalGuessed & "/"
            Select Case cmb_Category.SelectedItem.ToString
                Case "Countries"
                    lbl_TotalGuess.Text = lbl_TotalGuess.Text & Countries.Length
                Case "Animals"
                    lbl_TotalGuess.Text = lbl_TotalGuess.Text & Animals.Length
                Case "Fruits"
                    lbl_TotalGuess.Text = lbl_TotalGuess.Text & Fruits.Length
            End Select
            CheckLevel()
            SaveCategory()
        End If
    End Sub

    Private Sub SaveCategory()
        Select Case CurrentCategory
            Case "Countries"
                File.WriteAllLines(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\Countries.kin", Countries)
                File.WriteAllLines(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\CurrentCountries.kin", lst_Guessed.Items.Cast(Of String).ToArray)
            Case "Animals"
                File.WriteAllLines(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\Animals.kin", Animals)
                File.WriteAllLines(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\CurrentAnimals.kin", lst_Guessed.Items.Cast(Of String).ToArray)
            Case "Fruits"
                File.WriteAllLines(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\Fruits.kin", Fruits)
                File.WriteAllLines(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) & "\ShiftOS\SysShiftFS\KnowledgeInput\CurrentFruits.kin", lst_Guessed.Items.Cast(Of String).ToArray)
        End Select
    End Sub
End Class