warriorjs/player.js at master · trouttdev/warriorjs · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
class Player {

    constructor() {
    	this.directions = ["forward","right","backward","left"]
        this.warrior = null
        this.lastHealth = null
        this.lastDamageTaken = 0
        this.lastDirection = "backward"

        this.isUnderAttack = false
        this.isRetreating = false
        this.isHealing = false
    }

    playTurn(warrior) {
        this.warrior = warrior;

        this.isUnderAttack = this.lastHealth > this.warrior.health()
        this.lastDamageTaken = Math.max(this.lastHealth - this.warrior.health(), 0) > 0 ? this.lastHealth - this.warrior.health() : this.lastDamageTaken
        this.lastHealth = this.warrior.health()

        this.warrior.think("Am I under attack? " + this.isUnderAttack)
        this.warrior.think("My last damage taken was " + this.lastDamageTaken)

        if (this.healSequence()) {
        	this.warrior.think("Heal sequence complete")
        } else if(this.attackSequence()) {
        	this.warrior.think("Attack sequence complete")
        } else if (this.rescueSequence()) {
        	this.warrior.think("Rescue sequence complete")
        } else if(this.exploreSequence()) {
        	this.warrior.think("Explore sequence complete")
        } else {
        	this.warrior.think("Failed to complete any sequences")
        }
        this.warrior.think('Turn complete')
    }

    exploreSequence() {
    	this.warrior.think("I'm going to explore.")
    	var exploreDirections = ["backward", "left", "right", "forward"]
		if (this.warrior.feel(this.lastDirection).isEmpty()) {
			this.warrior.think("The way still looks clear, continuing to explore " + this.lastDirection)
			this.warrior.walk(this.lastDirection)
			return true
		}
		this.warrior.think("This way looks blocked, I'm going to find a new direction to explore.")
    	for (var i = exploreDirections.length - 1; i >= 0; i--) {
    		if (this.warrior.feel(exploreDirections[i]).isEmpty()) {
    			this.warrior.think("This way looks clear, exploring " + exploreDirections[i])
    			this.lastDirection = exploreDirections[i]
    			this.warrior.walk(exploreDirections[i])
    			return true
    		}
    	}
    	return false
    }

    healSequence() {
    	if (this.isHealing) {
    		if (this.warrior.health() < 20) {
    			this.warrior.rest()
    			return true
    		}
    		this.isHealing = false
    		return false
    	}
        // do I need to heal?
        if (this.warrior.health() > this.lastDamageTaken * 3) {
            return false
        }
        // am I under attack?
        if (this.isUnderAttack) {
            return this.retreatSequence()
        } else {
        	this.isRetreating = false
        }
        // heal
        this.warrior.think("I'm healing.")
        this.warrior.rest()
        this.isHealing = true
        return true
    }

    retreatSequence() {
    	if (this.isRetreating) {
    		this.warrior.think("I'm retreating " + this.lastDirection)
    		this.isRetreating = true
    		this.warrior.walk(this.lastDirection)
    		return true
    	}
		this.lastDirection = this.oppositeDirection(this.lastDirection)
		this.warrior.think("I'm retreating " + this.lastDirection)
		this.isRetreating = true
		this.warrior.walk(this.lastDirection)
		return true
    }

    attackSequence() {
    	// for each direction, feel if enemy and attack
		if (typeof this.warrior['look'] != 'undefined') {
			return this.lookSequence()
		} else {
			return this.feelSequence()
		}
    }

    feelSequence() {
    	var unit;
    	for (var i = this.directions.length - 1; i >= 0; i--) {
    		if(unit = this.warrior.feel(this.directions[i]).getUnit()) {
    			if (unit.isEnemy()) {
    				this.warrior.attack(this.directions[i])
    				return true
    			}
    		}
    	}
    	return false
    }

    lookSequence() {
    	var unit;
    	for (var i = this.directions.length - 1; i >= 0; i--) {
    		var tiles = this.warrior.look(this.directions[i])
    		for (var z = 0; z < tiles.length; z++) {
    			if (!tiles[z].isEmpty()) {
					if(unit = tiles[z].getUnit()) {
						if (unit.isEnemy()) {
							this.warrior.shoot(this.directions[i])
							return true
						} else {
							return false
						}
					}
				}
    		}
    	}
    	return false
    }

    rescueSequence() {
    	var unit;
    	for (var i = this.directions.length - 1; i >= 0; i--) {
    		if(unit = this.warrior.feel(this.directions[i]).getUnit()) {
    			if (unit.isBound()) {
    				this.warrior.rescue(this.directions[i])
    				return true
    			}
    		}
    	}
    	return false
    }

    eachDirection(check) {
    	for (var i = this.directions.length - 1; i >= 0; i--) {
    		var checkFunction =  new Function(check)
    		if(checkFunction()) {
    			return this.directions[i]
    		}
    	}
    	return false
    }

    oppositeDirection(direction) {
    	switch (direction) {
    		case "backward":
    			return "forward"
			case "forward":
    			return "backward"
			case "left":
    			return "right"
			case "right":
    			return "left"
    	}
    	throw "Unknown direction";
    }
}