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This commit is contained in:
my 2026-09-17 09:59:47 +02:00
parent d6d2c432f5
commit 77702c0d05
2 changed files with 53 additions and 16 deletions
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5
include/config.h
View file

@ -46,10 +46,15 @@
#define KB_KEY_BACKSPACE 0x08
#define KB_KEY_TAB 0x09
#define KB_KEY_ESC 0x1B
#define KB_KEY_LEFT 0xB4
#define KB_KEY_UP 0xB5
#define KB_KEY_DOWN 0xB6
#define KB_KEY_RIGHT 0xB7
// Notes mode / BT dump
#define BT_DUMP_COUNTDOWN_S 3
#define NOTES_FILE "/notes.txt"
#define NOTES_HISTORY_LINES 100 // scrollback kept in RAM for notes mode
// ESP-NOW Chat

62
src/meshberry/chat.cpp
View file

@ -4,7 +4,7 @@
// Original author : 7h30th3r0n3, https://github.com/7h30th3r0n3/Evil-M5Project
//
// I've tried to keep the original code as much as possible as it was
// but some ui/logic snuck in when adding the BT functonality.
// but –some- a lot ui/logic snuck in when adding the BT functonality.
#include "chat.h"
#include "config.h"
@ -108,13 +108,24 @@ static void chat_show_recent() {
}
}
// get the last few lines of the notes file.
static void notes_show_recent() {
static char notesBuf[NOTES_HISTORY_LINES][MAX_MSG_LEN];
static int currNote = 0;// next pos
static int notesCount = 0;
static int notesScrollPos = 0;
static void notes_to_buffer(const char* line) {
strncpy(notesBuf[currNote], line, MAX_MSG_LEN - 1);
notesBuf[currNote][MAX_MSG_LEN - 1] = '\0';
currNote = (currNote + 1) % NOTES_HISTORY_LINES;
if (notesCount < NOTES_HISTORY_LINES) notesCount++;
}
static void notes_load() {
notesCount = 0; currNote = 0; notesScrollPos = 0;
File f = LittleFS.open(NOTES_FILE, "r");
if (!f) return;
static char buf[MODE_HISTORY_LINES][MAX_MSG_LEN];
int count = 0, head = 0;
char line[MAX_MSG_LEN];
while (f.available()) {
int n = f.readBytesUntil('\n', line, sizeof(line) - 1);
@ -122,16 +133,26 @@ static void notes_show_recent() {
n--; // remove trailing /r from .println
line[n] = '\0';
if (n == 0) continue;
strncpy(buf[head], line, MAX_MSG_LEN - 1);
buf[head][MAX_MSG_LEN - 1] = '\0';
head = (head + 1) % MODE_HISTORY_LINES;
if (count < MODE_HISTORY_LINES) count++;
notes_to_buffer(line);
}
f.close();
}
f.close();
int start = (count < MODE_HISTORY_LINES) ? 0 : head;
for (int i = 0; i < count; i++)
ui_push_message("", buf[(start + i) % MODE_HISTORY_LINES], true, false);
static void notes_render() {
int visible = UI_VISIBLE_LINES;
int maxScroll = (notesCount > visible) ? (notesCount - visible) : 0;
if (notesScrollPos > maxScroll) notesScrollPos = maxScroll;
if (notesScrollPos < 0) notesScrollPos = 0;
int windowEnd = notesCount - notesScrollPos;
int windowStart = windowEnd - visible;
if (windowStart < 0) windowStart = 0;
int start = (notesCount < NOTES_HISTORY_LINES) ? 0 : currNote;
ui_clear_messages();
for (int i = windowStart; i < windowEnd; i++)
ui_push_message("", notesBuf[(start + i) % NOTES_HISTORY_LINES], true, false);
}
/*
@ -143,7 +164,8 @@ static void switch_mode(AppMode m) {
ui_clear_messages();
if (m == AppMode::NOTES) {
ui_set_header_mode("NOTE MODE");
notes_show_recent();
notes_load();
notes_render();
} else {
ui_set_header(nodesCount, currentNick);
chat_show_recent();
@ -767,6 +789,14 @@ void chat_tick(char key) {
return;
}
/* Scroll through notes */
if (appMode == AppMode::NOTES &&
((uint8_t)key == KB_KEY_UP || (uint8_t)key == KB_KEY_DOWN)) {
notesScrollPos += ((uint8_t)key == KB_KEY_UP) ? 1 : -1;
notes_render();
return;
}
if (appMode == AppMode::BT) {
if((uint8_t)key == 0x80) { // FN + ESC
bt_dump_start();
@ -798,7 +828,9 @@ void chat_tick(char key) {
handleCommand(inputBuffer);
else if (appMode == AppMode::NOTES) {
notes_append(inputBuffer);
ui_push_message("", inputBuffer, true, false);
notes_to_buffer(inputBuffer);
notesScrollPos = 0; // snap back to the latest note
notes_render();
} else if (appMode == AppMode::CHAT) {
broadcastChatMessage(currentNick, inputBuffer);
}