mirror of
https://github.com/MarekZegare4/MeshCore-Solo.git
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64 lines
2.0 KiB
C++
64 lines
2.0 KiB
C++
 
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#pragma once
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// The bot's recent replies -- who asked what, what it answered, when --
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// newest first, for the Bot screen's Log tab. ESP32 only (BOT_LOG): the
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// nRF52's heap is short -- and the L2's simulator (BOT_LOG_SIM), which
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// stands for one. The ring goes in PSRAM where the board has it, allocated on
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// the first reply.
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#include <string.h>
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#include <stdlib.h>
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#if defined(ESP32) || defined(BOT_LOG_SIM)
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#define BOT_LOG 1
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#endif
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#if defined(ESP32)
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#include <esp_heap_caps.h>
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#endif
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struct BotLogEntry {
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uint32_t ts; // RTC time of the reply
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uint8_t where; // BotLog::DM / CHANNEL / ROOM
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char who[24]; // who asked
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char req[48]; // what they wrote (cut)
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char reply[80]; // what the bot sent (cut)
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};
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class BotLog {
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public:
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enum : uint8_t { DM, CHANNEL, ROOM };
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#ifdef BOT_LOG
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static const int SIZE = 32;
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void add(uint32_t ts, uint8_t where, const char* who, const char* req, const char* reply) {
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if (!_ring) {
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#if defined(ESP32)
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_ring = (BotLogEntry*)heap_caps_calloc(SIZE, sizeof(BotLogEntry), MALLOC_CAP_SPIRAM | MALLOC_CAP_8BIT);
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#endif
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if (!_ring) _ring = (BotLogEntry*)calloc(SIZE, sizeof(BotLogEntry));
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if (!_ring) return;
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}
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BotLogEntry& e = _ring[_head];
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e.ts = ts;
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e.where = where;
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copy(e.who, sizeof(e.who), who);
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copy(e.req, sizeof(e.req), req);
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copy(e.reply, sizeof(e.reply), reply);
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_head = (_head + 1) % SIZE;
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if (_n < SIZE) _n++;
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}
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int count() const { return _n; }
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const BotLogEntry& at(int i) const { return _ring[(_head + SIZE - 1 - i) % SIZE]; } // 0: the newest
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private:
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static void copy(char* out, size_t n, const char* s) {
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strncpy(out, s ? s : "", n - 1);
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out[n - 1] = '\0';
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}
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BotLogEntry* _ring = nullptr;
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int _head = 0, _n = 0;
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#else
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void add(uint32_t, uint8_t, const char*, const char*, const char*) {}
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int count() const { return 0; }
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const BotLogEntry& at(int) const { static BotLogEntry e = {}; return e; }
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#endif
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};
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