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finished the game + added some tests...

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Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
This commit is contained in:
Alex A. Naanou 2017-04-05 05:13:22 +03:00
parent 99affd1e26
commit 16c77971a0
1 changed files with 58 additions and 12 deletions
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70
jsssnake/simplesnake.html
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@ -16,7 +16,7 @@
var Snake = {
config: {
apple_color: 'red',
wall_color: 'gray',
interval: 200,
},
@ -83,24 +83,28 @@ var Snake = {
that.players[color] = ''
}
// apples...
// XXX TEST
var age = cell.age
if(next.style.backgroundColor == that.config.apple_color){
age += 1
var move = false
// special case: other snake's head -- kill both...
// XXX TEST
} else if(next.direction){
if(next.direction){
next.style.backgroundColor = ''
// NOTE: we are not deleteing .direction here as
// we can have upto 4 snakes colliding...
next.direction = ''
delete next.age
// apples...
} else if(next.style.backgroundColor == that.config.apple_color){
age += 1
move = true
// empty...
// NOTE: anything but an apple will kill the snake...
} else if(next.style.backgroundColor == ''){
move = true
}
if(move){
next.tick = tick
next.style.backgroundColor = color
next.age = age + 1
@ -120,17 +124,15 @@ var Snake = {
field = this._field = typeof(field) == typeof('str') ? document.querySelector(field)
: field
this._cells = [].slice.call(field.querySelectorAll('td'))
this.field_size = {
width: field.querySelector('tr').querySelectorAll('td').length,
height: field.querySelectorAll('tr').length,
}
this.players = {}
return this
},
// constructors...
snake: function(color, x, y, direction, age){
var head = this._cells[x + y * this.field_size.width]
@ -142,6 +144,32 @@ var Snake = {
return this
},
apple: function(x, y){
this._cells[x + y * this.field_size.width]
.style.backgroundColor = this.config.apple_color
return this
},
wall: function(x, y, direction, length){
length = length || 1
while(length > 0){
this._cells[x + y * this.field_size.width]
.style.backgroundColor = this.config.wall_color
x += direction == 'e' ? 1
: direction == 'w' ? -1
: 0
x = x < 0 ? this.field_size.width + x
: x % this.field_size.width
y += direction == 'n' ? -1
: direction == 's' ? 1
: 0
y = y < 0 ? this.field_size.height + y
: y % this.field_size.height
length -= 1
}
return this
},
// actions...
start: function(){
@ -155,7 +183,6 @@ var Snake = {
delete this.__tick
return this
},
left: function(color){
this.players[color || Object.keys(this.players)[0]] = 'left'
return this
@ -167,6 +194,25 @@ var Snake = {
}
function test(){
return Snake
.setup('.snake')
// XXX BUG: this will break as soon as it reaches the corner...
.snake('blue', 0, 0, 's', 5)
// hit an apple...
.snake('green', 5, 3, 's', 5)
.apple(5, 5)
// hit a wall...
.snake('silver', 14, 3, 'w', 5)
.wall(2, 14, 's', 7)
.start()
}
</script>
<body>