import arcade
import assets 

class Character:
    def __init__(self, visible, codepoint=None, width=None, y_offset=None, display=None):
        self.visible = visible
        if visible:
            self.codepoint = codepoint # A szöveg atlaszba való index
            self.width     = width     # A karakter szélessége
            self.y_offset  = y_offset  # A karakter függőleges csúsztatása
        else:
            self.display   = display   # Egy függvény amely akkor fut le amikor a speciális karaktert megjelenítik

class TextRenderer:
    def __init__(self, x, y, width=None, center=False):
        self.sprites = []
        self.base_x  = x
        self.base_y  = y
        self.width   = width
        self.center  = center
        self.text    = ""
        self.textptr = 0
        self.x       = x
        self.y       = y

    def reset(self, text):
        self.text    = text
        self.textptr = 0
        self.sprites = []
        self.x       = self.base_x
        self.y       = self.base_y

    def amend(self, text):
        self.text = self.text + text

    def type_tick(self):
        if self.textptr >= len(self.text):
            return True

        try:
            char = texttable[self.text[self.textptr]]
        except:
            char = texttable['?']

        if char.visible:
            c = char.codepoint
            texture = assets.sprites["font"].get_texture(arcade.LBWH((c % 16) * 16, (c // 16) * 12, char.width, 12))
            
            if self.width and self.x >= self.base_x + self.width:
                self.y -= 13
                self.x = self.base_x

            self.sprites.append([
                texture,
                arcade.LBWH(
                    self.x,
                    self.y + char.y_offset,
                    char.width,
                    12
                ),
                char.width
            ]) 
           
            self.x += char.width
        else:
            try:
                char.display(self)
            except e:
                print(f"Hiba: kivétel egy display függvényben: {e}")

        self.textptr += 1

        if self.textptr >= len(self.text):
            return True
        else:
            return False

    def type_all(self):
        while not self.type_tick():
            pass
    
    def move(self, x, y):
        for s in self.sprites:
            s[1] = s[1].move(x, y)

    def backtrack(self, n):
        if n > 0:
            self.sprites = self.sprites[:-n]

# !!! ChatGPT !!!
    def render(self, discoloration=(255,255,255)):
        offsets = []
        sprite_idx = 0
        for line in self.text.split('\n'):
            line_len = len(line)
            line_sprites = self.sprites[sprite_idx : sprite_idx + line_len]
            line_width = sum(s[2] for s in line_sprites)
            line_offset = -(line_width // 2) if self.center else 0
            offsets.extend([line_offset] * len(line_sprites))
            sprite_idx += line_len

        for s, offset in zip(self.sprites, offsets):
            arcade.draw_texture_rect(
                s[0],
                s[1].move(offset, 0),
                pixelated=True,
                color=arcade.types.Color(*discoloration)
            )

# !!! ChatGPT vége !!!
# a \n display függvénye
def newline(self):
    self.y -= 13
    self.x = self.base_x

# A szövegtábla tartalmazza az össtes karakter tulajdonságait
texttable = {
        # Szóköz
        ' ': Character(True, 0  , 4, 0 ),
        
        # Írásjelek
        '!': Character(True, 33 , 3, 0 ),
        '"': Character(True, 34 , 4, 0 ),
        '#': Character(True, 35 , 9, 0 ),
        '$': Character(True, 36 , 9, 0 ),
        '%': Character(True, 37 ,10, 0 ),
        '&': Character(True, 38 , 8, 0 ),
       '\'': Character(True, 39 , 3, 0 ),
        '(': Character(True, 40 , 4, -1),
        ')': Character(True, 41 , 4, -1),
        '*': Character(True, 42 , 4, 0 ),
        '+': Character(True, 43 , 6, 0 ),
        ',': Character(True, 44 , 3, -2),
        '-': Character(True, 45 , 4, 0 ),
        '.': Character(True, 46 , 2, 0 ),
        '/': Character(True, 47 , 5, 0 ),
        ':': Character(True, 58 , 2, 0 ),
        ';': Character(True, 59 , 3, -2),
        '<': Character(True, 60 , 7, 0 ),
        '=': Character(True, 61 , 6, 0 ),
        '>': Character(True, 62 , 7, 0 ),
        '?': Character(True, 63 , 5, 0 ),
        '▪': Character(True, 64 , 3, 0 ),
        '[': Character(True, 91 , 3, -1),
        '♩': Character(True, 92 , 6, 0 ),
        ']': Character(True, 93 , 3, -1),
        '“': Character(True, 124, 5, 0 ),
        '”': Character(True, 123, 5, 0 ),
        '●': Character(True, 125, 6, 0 ),
        '~': Character(True, 126, 7, 0 ),
        
        # Számjegyek
        '0': Character(True, 48 , 5, 0 ),
        '1': Character(True, 49 , 3, 0 ),
        '2': Character(True, 50 , 5, 0 ),
        '3': Character(True, 51 , 5, 0 ),
        '4': Character(True, 52 , 5, 0 ),
        '5': Character(True, 53 , 5, 0 ),
        '6': Character(True, 54 , 5, 0 ),
        '7': Character(True, 55 , 5, 0 ),
        '8': Character(True, 56 , 5, 0 ),
        '9': Character(True, 57 , 5, 0 ),

        # Nagy betűk
        'A': Character(True, 65 , 7, 0 ),
        'B': Character(True, 66 , 6, 0 ),
        'C': Character(True, 67 , 6, 0 ),
        'D': Character(True, 68 , 6, 0 ),
        'E': Character(True, 69 , 5, 0 ),
        'F': Character(True, 70 , 5, 0 ),
        'G': Character(True, 71 , 7, 0 ),
        'H': Character(True, 72 , 6, 0 ),
        'I': Character(True, 73 , 2, 0 ),
        'J': Character(True, 74 , 5, 0 ),
        'K': Character(True, 75 , 6, 0 ),
        'L': Character(True, 76 , 5, 0 ),
        'M': Character(True, 77 , 8, 0 ),
        'N': Character(True, 78 , 6, 0 ),
        'O': Character(True, 79 , 6, 0 ),
        'P': Character(True, 80 , 6, 0 ),
        'Q': Character(True, 81 , 6, 0 ),
        'R': Character(True, 82 , 6, 0 ),
        'S': Character(True, 83 , 6, 0 ),
        'T': Character(True, 84 , 6, 0 ),
        'U': Character(True, 85 , 6, 0 ),
        'V': Character(True, 86 , 7, 0 ),
        'W': Character(True, 87 , 8, 0 ),
        'X': Character(True, 88 , 6, 0 ),
        'Y': Character(True, 89 , 6, 0 ),
        'Z': Character(True, 90 , 5, 0 ),

        # Kis betűk 
        'a': Character(True, 97 , 5, 0 ),
        'b': Character(True, 98 , 5, 0 ),
        'c': Character(True, 99 , 5, 0 ),
        'd': Character(True, 100, 5, 0 ),
        'e': Character(True, 101, 5, 0 ),
        'f': Character(True, 102, 4, 0 ),
        'g': Character(True, 103, 5, -3),
        'h': Character(True, 104, 5, 0 ),
        'i': Character(True, 105, 2, 0 ),
        'j': Character(True, 106, 3, -3),
        'k': Character(True, 107, 5, 0 ),
        'l': Character(True, 108, 2, 0 ),
        'm': Character(True, 109, 8, 0 ),
        'n': Character(True, 110, 5, 0 ),
        'o': Character(True, 111, 5, 0 ),
        'p': Character(True, 112, 5, -3),
        'q': Character(True, 113, 5, -3),
        'r': Character(True, 114, 4, 0 ),
        's': Character(True, 115, 5, 0 ),
        't': Character(True, 116, 4, 0 ),
        'u': Character(True, 117, 4, 0 ),
        'v': Character(True, 118, 6, 0 ),
        'w': Character(True, 119, 8, 0 ),
        'x': Character(True, 120, 5, 0 ),
        'y': Character(True, 121, 5, -3),
        'z': Character(True, 122, 5, 0 ),

        # Magyar ékezetes betűk
        'Á': Character(True, 1  , 7, 0 ),
        'á': Character(True, 2  , 5, 0 ),
        'É': Character(True, 3  , 5, 0 ),
        'é': Character(True, 4  , 5, 0 ),
        'Í': Character(True, 5  , 3, 0 ),
        'í': Character(True, 6  , 3, 0 ),
        'Ó': Character(True, 7  , 6, 0 ),
        'ó': Character(True, 8  , 5, 0 ),
        'Ö': Character(True, 9  , 6, 0 ),
        'ö': Character(True, 10 , 5, 0 ),
        'Ő': Character(True, 11 , 6, 0 ),
        'ő': Character(True, 12 , 5, 0 ),
        'Ú': Character(True, 13 , 6, 0 ),
        'ú': Character(True, 14 , 5, 0 ),
        'Ü': Character(True, 15 , 6, 0 ),
        'ü': Character(True, 16 , 5, 0 ),
        'Ű': Character(True, 17 , 6, 0 ),
        'ű': Character(True, 18 , 5, 0 ),

        # Görög betűk 
        'α': Character(True, 94 , 6, 0),
        'β': Character(True, 95 , 5, 0),
        'γ': Character(True, 96 , 7, 0),
        'Ω': Character(True, 127, 6, 0),

        # Speciális karakterek
        '\n': Character(False, 0, 0, 0, display=newline)
}