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67 lines
1.6 KiB
C
67 lines
1.6 KiB
C
/*
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* db.h - Parts database
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*
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* Copyright 2012 by Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef DB_H
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#define DB_H
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struct exchange {
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const struct currency *dst;
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double factor;
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struct exchange *next;
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};
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struct currency {
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const char *name;
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struct exchange *exchange;
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struct currency *next;
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};
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struct price {
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int qty; /* order quantity */
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double value; /* per quantity cost */
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const struct currency *curr;
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int fract; /* 0 if > qty at same price; 1 if multiples of qty */
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struct price *next; /* next lower qty */
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};
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struct provider {
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const char *name;
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double shipping; /* S&H cost */
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double minimum; /* minimum order */
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const struct currency *curr;
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struct provider *next;
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};
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struct stock {
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int avail; /* items in stock */
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int package; /* "natural" quantity (reel, tray, bag, etc.) */
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struct price *manual; /* single parts, for manual assembly only */
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double reeling; /* cost of converting "manual" to "fab"; <0 if n/a */
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struct price *fab; /* for automated assembly */
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} stock;
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struct part {
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const char *domain;
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const char *name;
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struct param *param; /* NULL if @@@ */
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struct stock *stock; /* NULL if vendor part */
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struct part *next; /* alias loop (cyclic) */
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struct part *prev;
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};
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struct part *part_lookup(const char *domain, const char *name);
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struct part *part_add(const char *domain, const char *name);
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void part_alias(struct part *a, struct part *b);
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#endif /* !DB_H */
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