# -*- encoding: utf-8 -*-
##
## Copyright (C) 2011 Thibaut Girka <thib@sitedethib.com>
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published
## by the Free Software Foundation; version 3 only.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
## GNU General Public License for more details.
##

from libc.math cimport M_PI as pi

from pytouhou.game.sprite cimport Sprite
from pytouhou.vm import ANMRunner
from pytouhou.game.bullettype cimport BulletType
from pytouhou.game.bullet cimport Bullet
from pytouhou.game.lasertype cimport LaserType
from pytouhou.game.laser cimport PlayerLaser
from pytouhou.game import GameOver


cdef class Player(Element):
    def __init__(self, long number, anm, long character=0, long power=0,
                 long continues=0, long lives=2, long bombs=3, long score=0):
        Element.__init__(self, (192, 384))

        self.number = number
        self.character = character # ReimuA/ReimuB/MarisaA/MarisaB/...

        self.score = score
        self.effective_score = score
        self.lives = lives
        self.bombs = bombs
        self.continues = continues
        self.power = power

        self.continues_used = 0
        self.miss = 0
        self.bombs_used = 0

        self.graze = 0
        self.points = 0

        self.invulnerable_time = 240
        self.touchable = True
        self.focused = False

        self.power_bonus = 0 # Never goes over 30.

        self._game = None
        self.anm = anm

        self.speeds = (self.sht.horizontal_vertical_speed,
                       self.sht.diagonal_speed,
                       self.sht.horizontal_vertical_focused_speed,
                       self.sht.diagonal_focused_speed)

        self.fire_time = 0

        self.direction = 0

        self.set_anim(0)

        self.death_time = 0


    cdef void set_anim(self, index) except *:
        self.sprite = Sprite()
        self.anmrunner = ANMRunner(self.anm, index, self.sprite)


    cdef void play_sound(self, str name) except *:
        self._game.sfx_player.play('%s.wav' % name)


    cdef void collide(self) except *:
        if not self.invulnerable_time and not self.death_time and self.touchable: # Border Between Life and Death
            self.death_time = self._game.frame
            self._game.new_effect((self.x, self.y), 17)
            self._game.modify_difficulty(-1600)
            self.play_sound('pldead00')
            for i in range(16):
                self._game.new_particle((self.x, self.y), 11, 256) #TODO: find the real size and range.


    def start_focusing(self):
        self.focused = True


    def stop_focusing(self):
        self.focused = False


    cdef void fire(self) except *:
        cdef long shot_power

        sht = self.focused_sht if self.focused else self.sht

        # Don’t use min() since sht.shots could be an empty dict.
        power = 999
        for shot_power in sht.shots:
            if self.power < shot_power:
                power = power if power < shot_power else shot_power

        bullets = self._game.players_bullets
        lasers = self._game.players_lasers
        nb_bullets_max = self._game.nb_bullets_max

        if self.fire_time % 5 == 0:
            self.play_sound('plst00')

        for shot in sht.shots[power]:
            origin = <Element>(self.orbs[shot.orb - 1] if shot.orb else self)
            shot_type = <unsigned char>shot.type

            if shot_type == 3:
                if self.fire_time != 30:
                    continue

                #TODO: number can do very surprising things, like removing any
                # bullet creation from enemies with 3. For now, crash when not
                # an actual laser number.
                number = <long>shot.delay
                if lasers[number] is not None:
                    continue

                laser_type = LaserType(self.anm, shot.sprite % 256, 68)
                lasers[number] = PlayerLaser(laser_type, 0, shot.hitbox, shot.damage, shot.angle, shot.speed, shot.interval, origin)
                continue

            if (self.fire_time + shot.delay) % shot.interval != 0:
                continue

            if nb_bullets_max != 0 and len(bullets) == nb_bullets_max:
                break

            x = origin.x + <double>shot.pos[0]
            y = origin.y + <double>shot.pos[1]

            #TODO: find a better way to do that.
            bullet_type = BulletType(self.anm, shot.sprite % 256,
                                     shot.sprite % 256 + 32, #TODO: find the real cancel anim
                                     0, 0, 0, 0.)
            #TODO: Type 1 (homing bullets)
            if shot_type == 2:
                #TODO: triple-check acceleration!
                bullets.append(Bullet((x, y), bullet_type, 0,
                                      shot.angle, shot.speed,
                                      (-1, 0, 0, 0, 0.15, -pi/2., 0., 0.),
                                      16, self, self._game, player=self.number,
                                      damage=shot.damage, hitbox=shot.hitbox))
            else:
                bullets.append(Bullet((x, y), bullet_type, 0,
                                      shot.angle, shot.speed,
                                      (0, 0, 0, 0, 0., 0., 0., 0.),
                                      0, self, self._game, player=self.number,
                                      damage=shot.damage, hitbox=shot.hitbox))


    cpdef update(self, long keystate):
        cdef double dx, dy

        if self.death_time == 0 or self._game.frame - self.death_time > 60:
            speed, diag_speed = self.speeds[2:] if self.focused else self.speeds[:2]
            try:
                dx, dy = {16: (0., -speed), 32: (0., speed), 64: (-speed, 0.), 128: (speed, 0.),
                          16|64: (-diag_speed, -diag_speed), 16|128: (diag_speed, -diag_speed),
                          32|64: (-diag_speed, diag_speed), 32|128:  (diag_speed, diag_speed)}[keystate & (16|32|64|128)]
            except KeyError:
                dx, dy = 0., 0.

            if dx < 0 and self.direction != -1:
                self.set_anim(1)
                self.direction = -1
            elif dx > 0 and self.direction != +1:
                self.set_anim(3)
                self.direction = +1
            elif dx == 0 and self.direction != 0:
                self.set_anim({-1: 2, +1: 4}[self.direction])
                self.direction = 0

            self.x += dx
            self.y += dy

            if self.x < 8.:
                self.x = 8.
            if self.x > self._game.width - 8:
                self.x = self._game.width - 8.
            if self.y < 16.:
                self.y = 16.
            if self.y > self._game.height - 16:
                self.y = self._game.height -16.

            if not self.focused and keystate & 4:
                self.start_focusing()
            elif self.focused and not keystate & 4:
                self.stop_focusing()

            if self.invulnerable_time > 0:
                self.invulnerable_time -= 1

                m = self.invulnerable_time % 8
                if m == 7 or self.invulnerable_time == 0:
                    for i in range(3):
                        self.sprite._color[i] = 255
                    self.sprite.changed = True
                elif m == 1:
                    for i in range(3):
                        self.sprite._color[i] = 64
                    self.sprite.changed = True

            if keystate & 1 and self.fire_time == 0:
                self.fire_time = 30
            if self.fire_time > 0:
                self.fire()
                self.fire_time -= 1

        if self.death_time == 0 or self.death_time < 6: #TODO: < or <=?
            if keystate & 2 and self.bombs and self.bomb_time == 0:
                self._game.set_player_bomb()
                self.bomb_time = 240
                self.bombs -= 1
                self.bombs_used += 1
                self.invulnerable_time = 240 #TODO: check the duration of bombs.
                self.death_time = 0 # Deathbomb.
            if self.bomb_time > 0:
                self.bomb_time -= 1
                if self.bomb_time == 0:
                    self._game.unset_player_bomb()

        if self.death_time:
            time = self._game.frame - self.death_time
            if time == 6: # too late, you are dead :(
                self.touchable = False
                if self.power > 16:
                    self.power -= 16
                else:
                    self.power = 0
                self.bombs = 3 #TODO: use the right default.
                self._game.cancel_player_lasers()

                self.miss += 1
                self.lives -= 1
                if self.lives < 0:
                    #TODO: display a menu to ask the players if they want to continue.
                    if self.continues == 0:
                        raise GameOver

                    # Don’t decrement if it’s infinite.
                    if self.continues >= 0:
                        self.continues -= 1
                    self.continues_used += 1

                    for i in range(5):
                        self._game.drop_bonus(self.x, self.y, 4, player=self,
                                              end_pos=(self._game.prng.rand_double() * 288 + 48,
                                                       self._game.prng.rand_double() * 192 - 64))
                    self.score = self.continues_used if self.continues_used <= 9 else 9
                    self.effective_score = 0
                    self.lives = 2 #TODO: use the right default.
                    self.bombs = 3 #TODO: use the right default.
                    self.power = 0

                    self.graze = 0
                    self.points = 0
                else:
                    self._game.drop_bonus(self.x, self.y, 2, player=self,
                                          end_pos=(self._game.prng.rand_double() * 288 + 48, # 102h.exe@0x41f3dc
                                                   self._game.prng.rand_double() * 192 - 64))        # @0x41f3
                    for i in range(5):
                        self._game.drop_bonus(self.x, self.y, 0, player=self,
                                              end_pos=(self._game.prng.rand_double() * 288 + 48,
                                                       self._game.prng.rand_double() * 192 - 64))

            elif time == 7:
                self.sprite.mirrored = False
                self.sprite.blendfunc = 0
                self.sprite._rescale[:] = [0.75, 1.5]
                self.sprite.fade(26, 96)
                self.sprite.scale_in(26, 0., 2.5)

            #TODO: the next two branches could be happening at the same frame.
            elif time == 31:
                self._game.cancel_bullets()

            elif time == 32:
                self.x = float(self._game.width) / 2. #TODO
                self.y = float(self._game.width) #TODO
                self.direction = 0

                self.sprite = Sprite()
                self.anmrunner = ANMRunner(self.anm, 0, self.sprite)
                self.sprite._color[3] = 128
                self.sprite._rescale[:] = [0., 2.5]
                self.sprite.fade(30, 255)
                self.sprite.blendfunc = 1
                self.sprite.scale_in(30, 1., 1.)

            elif time == 61: # respawned
                self.touchable = True
                self.invulnerable_time = 240
                self.sprite.blendfunc = 0
                self.sprite.changed = True

            elif time == 91: # start the bullet hell again
                self.death_time = 0

        self.anmrunner.run_frame()