forked from github/server
136 lines
3.3 KiB
C
136 lines
3.3 KiB
C
#ifdef _MSC_VER
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#include <platform.h>
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#endif
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#include <kernel/spell.h>
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#include <util/log.h>
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#include <util/gamedata.h>
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#include <util/strings.h>
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#include "spellbook.h"
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#include <selist.h>
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#include <storage.h>
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#include <assert.h>
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#include <stdlib.h>
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#include <string.h>
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spellbook * create_spellbook(const char * name)
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{
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spellbook *result = (spellbook *)malloc(sizeof(spellbook));
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result->name = name ? str_strdup(name) : 0;
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result->spells = 0;
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return result;
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}
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void read_spellbook(spellbook **bookp, gamedata *data, int(*get_level)(const spell * sp, void *), void * cbdata)
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{
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for (;;) {
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spell *sp = 0;
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char spname[64];
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int level = 0;
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READ_TOK(data->store, spname, sizeof(spname));
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if (strcmp(spname, "end") == 0)
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break;
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if (bookp) {
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sp = find_spell(spname);
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if (!sp) {
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log_error("read_spells: could not find spell '%s'", spname);
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}
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}
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if (data->version >= SPELLBOOK_VERSION) {
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READ_INT(data->store, &level);
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}
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if (sp) {
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spellbook * sb = *bookp;
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if (level <= 0 && get_level) {
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level = get_level(sp, cbdata);
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}
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if (!sb) {
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*bookp = create_spellbook(0);
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sb = *bookp;
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}
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if (level > 0 && (data->version >= SPELLBOOK_VERSION || !spellbook_get(sb, sp))) {
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spellbook_add(sb, sp, level);
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}
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}
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}
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}
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void write_spellbook(const struct spellbook *book, struct storage *store)
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{
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selist *ql;
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int qi;
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if (book) {
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for (ql = book->spells, qi = 0; ql; selist_advance(&ql, &qi, 1)) {
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spellbook_entry *sbe = (spellbook_entry *)selist_get(ql, qi);
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WRITE_TOK(store, sbe->sp->sname);
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WRITE_INT(store, sbe->level);
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}
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}
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WRITE_TOK(store, "end");
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}
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void spellbook_add(spellbook *sb, spell *sp, int level)
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{
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spellbook_entry * sbe;
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assert(sb && sp && level > 0);
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#ifndef NDEBUG
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if (spellbook_get(sb, sp)) {
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log_error("duplicate spell in spellbook '%s': '%s'\n", sb->name, sp->sname);
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}
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#endif
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sbe = (spellbook_entry *)malloc(sizeof(spellbook_entry));
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sbe->sp = sp;
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sbe->level = level;
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selist_push(&sb->spells, sbe);
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}
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void spellbook_clear(spellbook *sb)
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{
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selist *ql;
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int qi;
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assert(sb);
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for (qi = 0, ql = sb->spells; ql; selist_advance(&ql, &qi, 1)) {
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spellbook_entry *sbe = (spellbook_entry *)selist_get(ql, qi);
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free(sbe);
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}
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selist_free(sb->spells);
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free(sb->name);
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}
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int spellbook_foreach(spellbook *sb, int(*callback)(spellbook_entry *, void *), void * data)
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{
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selist *ql;
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int qi;
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for (qi = 0, ql = sb->spells; ql; selist_advance(&ql, &qi, 1)) {
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spellbook_entry *sbe = (spellbook_entry *)selist_get(ql, qi);
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int result = callback(sbe, data);
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if (result) {
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return result;
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}
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}
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return 0;
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}
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spellbook_entry * spellbook_get(spellbook *sb, const struct spell *sp)
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{
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if (sb) {
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selist *ql;
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int qi;
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for (qi = 0, ql = sb->spells; ql; selist_advance(&ql, &qi, 1)) {
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spellbook_entry *sbe = (spellbook_entry *)selist_get(ql, qi);
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if (sbe->sp==sp) {
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return sbe;
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}
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}
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}
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return 0;
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}
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