mirror of
https://github.com/DCC-EX/CommandStation-EX.git
synced 2025-04-02 19:50:13 +02:00
90 lines
2.4 KiB
C++
90 lines
2.4 KiB
C++
/*
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* © 2024 Chris Harlow
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* All rights reserved.
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*
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* This file is part of DCC-EX
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*
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* This 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 3 of the License, or
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* (at your option) any later version.
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*
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* It is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with CommandStation. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "Stash.h"
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#include "StringFormatter.h"
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Stash::Stash(int16_t stash_id, int16_t loco_id) {
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this->stashId = stash_id;
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this->locoId = loco_id;
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this->next = first;
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first = this;
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}
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void Stash::clearAll() {
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for (auto s=first;s;s=s->next) {
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s->locoId = 0;
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s->stashId =0;
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}
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}
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void Stash::clearAny(int16_t loco_id) {
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auto lid=abs(loco_id);
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for (auto s=first;s;s=s->next)
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if (abs(s->locoId) == lid) {
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s->locoId = 0;
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s->stashId =0;
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}
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}
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void Stash::clear(int16_t stash_id) {
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set(stash_id,0);
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}
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int16_t Stash::get(int16_t stash_id) {
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for (auto s=first;s;s=s->next)
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if (s->stashId == stash_id) return s->locoId;
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return 0;
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}
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void Stash::set(int16_t stash_id, int16_t loco_id) {
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// replace any existing stash
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for (auto s=first;s;s=s->next)
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if (s->stashId == stash_id) {
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s->locoId=loco_id;
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if (loco_id==0) s->stashId=0; // recycle
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return;
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}
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if (loco_id==0) return; // no need to create a zero entry.
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// replace any empty stash
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for (auto s=first;s;s=s->next)
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if (s->locoId == 0) {
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s->locoId=loco_id;
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s->stashId=stash_id;
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return;
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}
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// create a new stash
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new Stash(stash_id, loco_id);
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}
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void Stash::list(Print * stream, int16_t stash_id) {
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bool sent=false;
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for (auto s=first;s;s=s->next)
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if ((s->locoId) && (stash_id==0 || s->stashId==stash_id)) {
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StringFormatter::send(stream,F("<jM %d %d>\n"),
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s->stashId,s->locoId);
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sent=true;
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}
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if (!sent) StringFormatter::send(stream,F("<jM %d 0>\n"),
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stash_id);
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}
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Stash* Stash::first=nullptr;
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