summaryrefslogtreecommitdiff
path: root/world/map/npc/magic/_procedures.txt
blob: 66f356c768a57969898339302d3c5b88ee6b803a (plain) (blame)
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
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
function|script|magic_register
{
    //debugmes ">> Register " + .invocation$ + " @ " + strnpcinfo(0);
    set .@ext$, if_then_else(getarg(0,"") != "", "::"+getarg(0), "");
    registercmd .invocation$, strnpcinfo(0) + .@ext$; // register the spell
    set .index, $@magic_index;
    set $@magic_index, $@magic_index + 1;
    return;
}

// this can only be done with a npc so...
-|script|Magic Timer|32767
{
    end;

OnLogin:
    set @_M_BLOCK, 2;
    //if (MAGIC_EXPERIENCE < 0)
    //    set MAGIC_EXPERIENCE, 0; // bug fix
    // ^ XXX: check if negative MAGIC_EXPERIENCE is desirable
    addtimer 10000, "Magic Timer::OnClear";
    end;

OnClear:
    set @_M_BLOCK, 0;
    end;
}

// this function is call()-only
function|script|magic_checks
{
    set .@flags, getarg(0);
    set .@nonmagic, .@flags & (1<<0);

    if (GM >= 50) goto L_Return; // event managers have no restrictions
    if(HIDDEN) goto L_Hidden; // can not cast with @hide
    if(@_M_BLOCK == 2) goto L_Login; // login warmup
    if(@_M_BLOCK) goto L_Blocked; // check if last debuff ended
    if(Hp < 1) goto L_Dead; // can not cast when dead
    if (MATK1 < 1 && .@nonmagic < 1) goto L_Greybar; // can not cast with a grey mana bar
    if ($@xmas_time && $@xmas_time != $@xmas_reward_time) goto L_Christmas2020;
    return 0;

L_Hidden:
    smsg SMSG_FAILURE, "Magic: Impossible to cast while hidden!";
    return 1;

L_Blocked:
    smsg SMSG_FAILURE, "Magic: Impossible to cast while a cooldown is in effect. Please wait.";
    return 2;

L_Dead:
    smsg SMSG_FAILURE, "Magic: Impossible to cast while dead!";
    return 3;

L_Greybar:
    smsg SMSG_FAILURE, "Magic: Impossible to cast with 0 m.atk. This might happen if your mana bar is grey. Some equipment can reduce your m.atk.";
    return 4;

L_Login:
    smsg SMSG_FAILURE, "Magic: Impossible to cast for 10s after logging in.";
    return 5;

L_Xmas2020:
    smsg SMSG_FAILURE, "Magic: Jack Frost's magical powers prevented your summoning!";
    return 6;


L_Christmas2020:
    if (gettime(7) != 2020)
        goto L_Return;

    // If it is not Astral nor Dark I don't really care
    if (.school != SKILL_MAGIC_ASTRAL && .school != SKILL_MAGIC_DARK)
        goto L_Return;

    // TODO: Not all astral nor all dark magic are summons
    // But I don't have that sort of fine grained control in TMWA
    // So I must whitelist a few invocations and hope they cover everything
    if (.invocation$ == "#asorm" || .invocation$ == "#anwiltyp" || .invocation$ == "#phlex")
        goto L_Return;

    // Not in burst time, so not really important?
    // Actually, nevermind, that would not use snowball >__>

    // Unallowed in the map
    if (getmap() == "034-1" || getmap() == "033-1" || getmap() == "046-1" || getmap() == "047-1")
        goto L_Xmas2020;

    // Other map? Don't care
    goto L_Return;

L_Return:
    return 0;
}

function|script|elt_damage
{
    // args are damage, dmgplus(mutation), bonus_elt, malus_elt, effect
    set .@dmg, getarg(0) + rand(getarg(1));
    if(get(ELTTYPE, @target_id) == getarg(3)) // malus
        set .@dmg, .@dmg / 3;
    if(get(ELTTYPE, @target_id) == getarg(2)) // bonus
        set .@dmg, ((get(ELTLVL, @target_id) + 4) * .@dmg) / 4;
    set .@source, .caster;
    if (!.@source) set .@source, getcharid(3);

    injure .@source, @target_id, (.@dmg * (100 - get(MDEF1, @target_id))) / 100;
    if (getarg(4) != FX_NONE) misceffect getarg(4), @target_id;
    return;
}

function|script|melee_damage
{
    // args are spell power, target id, dmg
    if ((getarg(0) - rand(100)) < (get(BaseLevel, getarg(1)) + get(MDEF1, getarg(1))))
        injure BL_ID, getarg(1), 0;
    else injure BL_ID, getarg(1), (getarg(2) * (100 - get(MDEF1, @target_id))) / 100;
    return;
}

function|script|magic_create_item
{
    // FIXME / XXX: IMO, using Luk for this is very bad and unfair
    set .@exp, (MAGIC_EXPERIENCE & (BYTE_0_MASK | BYTE_1_MASK)) >> BYTE_0_SHIFT;
    set .@score, (.@exp + rand(min(@spellpower, ((.@exp / 3) + 1))));
    set @create_params[2], 1; // success flag
    if (.@score >= @create_params[1]) goto L_Perfect;
    set @create_params[2], 0; // success flag
    set .@score, .@score + rand(Luk) + rand(Luk);
    if (.@score < (@create_params[1] / 3)) goto L_Backfire;
    if (.@score < ((@create_params[1] * 2) / 3)) goto L_Iten;
    message strcharinfo(0), "Magic : ##3##BYour spell takes on a mind of its own!";
    if (rand(3) == 1) getitem @create_items$[1], 1; // bad item
    return;

L_Iten:
    if (rand(5) != 2) goto L_Escape;
    message strcharinfo(0), "Magic : ##3##BYour spell solidifies into the shape of a mysterious object!";
    getitem "Iten", 1;
    return;

L_Escape:
    message strcharinfo(0), "Magic : ##3##BYour spell escapes!";
    return;

L_Backfire:
    message strcharinfo(0), "Magic : ##3##BYour spell backfires!";
    if (rand(110) < Luk) heal 0 - ((BaseLevel+1)*(BaseLevel+2)*(rand(28)+3)), 0;
    else                 heal 0 - (BaseLevel + 1), 0;
    return;

L_Perfect:
    getitem @create_items$[0], @create_params[0]; // good item
    return;
}

function|script|bit
{
    //0 name
    //1 mask
    //2 shift
    //3 value

    return ((getarg(0) & ~(getarg(1) << getarg(2))) | ((getarg(3) & getarg(1)) << getarg(2)));
}

function|script|magic_exp
{
    set @last_index, (MAGIC_EXPERIENCE >> 16) & 0xFF;
    set @last_exp, MAGIC_EXPERIENCE & 0xFFFF;

    //debugmes "old spell index: " + @last_index;
    //debugmes "new spell index: " + .index;

    if(getskilllv(SKILL_MAGIC) < (.level + 3) && .index != @last_index)
        goto L_Gain;
    //debugmes "same as last spell => don't proceed";
    goto L_Return;

L_Gain:
    if(.exp_gain < 1) goto L_Return; // only the spells that have exp register here. If you
    //                                 remove this line then players can cast a spell with
    //                                 no cost, then a spell with a reagents, then another
    //                                 spell with no costs and still get the exp
    set @new_exp, min(0xFFFF, @last_exp + .exp_gain);
    //debugmes "old magic exp: "+ @last_exp;
    //debugmes "new magic exp: "+ @new_exp;
    set MAGIC_EXPERIENCE, call("bit", MAGIC_EXPERIENCE, 0xFFFF, 0, @new_exp);
    set MAGIC_EXPERIENCE, call("bit", MAGIC_EXPERIENCE, 0xFF, 16, .index);
    goto L_Return;

L_Return:
    return;
}

function|script|adjust_spellpower
{
    set @spellpower, MATK1 + getskilllv(SKILL_MAGIC) + getskilllv(.school) + 10;
    if((.school != SKILL_MAGIC_NATURE) && (.school != SKILL_MAGIC_LIFE)) goto L_Return;
    if(@args$ == "" || !@args$ || getpartnerid2() == 0) goto L_Return;
    if(getcharid(3, @args$) < 1 || getpartnerid2() != getcharid(3, @args$) || !(isloggedin(getcharid(3, @args$))))
        goto L_Return;
    //debugmes "You targeted your spouse!";
    // XXX: the spell power increases when the target is the spouse so one could
    //      just do #modrilax (spouse) right?
    //
    // ... let's just forget about spouse for now
    goto L_Return;

L_Return:
    return;
}

function|script|gain_heal_xp
{
    set .@value, getarg(0);
    set .@gain, getarg(1);
    set .@value_divisor, getarg(2);
    set .@base_xp_factor, getarg(3);

    set .@last_heal_xp, ((MAGIC_EXPERIENCE >> 24) & 0xFF);

    if ((.@value / .@value_divisor) <= (10 + .@last_heal_xp + rand(.@last_heal_xp + 1) + rand(.@last_heal_xp + 1)))
        goto L_Return;

    set .@heal_xp, min(0xFF, .@last_heal_xp + .@gain); // XXX: maybe switch to 7F

    getexp (.@base_xp_factor * .@heal_xp), 0;

    // FIXME: extract_heal_xp

    //debugmes "old heal exp: "+ .@last_heal_xp;

    set MAGIC_EXPERIENCE, call("bit", MAGIC_EXPERIENCE, 0xFF, 24, .@heal_xp);

    //debugmes "new heal exp: "+ ((MAGIC_EXPERIENCE >> 24) & 0xFF);
    return 1;

L_Return:
    return 0;
}