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// Copyright 2023 QMK
// SPDX-License-Identifier: GPL-2.0-or-later
#include "leader.h"
#include "timer.h"
#include "util.h"
#include <string.h>
#ifndef LEADER_TIMEOUT
# define LEADER_TIMEOUT 300
#endif
// Leader key stuff
bool leading = false;
uint16_t leader_time = 0;
uint16_t leader_sequence[5] = {0, 0, 0, 0, 0};
uint8_t leader_sequence_size = 0;
__attribute__((weak)) void leader_start_user(void) {}
__attribute__((weak)) void leader_end_user(void) {}
void leader_start(void) {
if (leading) {
return;
}
leader_start_user();
leading = true;
leader_time = timer_read();
leader_sequence_size = 0;
memset(leader_sequence, 0, sizeof(leader_sequence));
}
void leader_end(void) {
leading = false;
leader_end_user();
}
void leader_task(void) {
if (leader_sequence_active() && leader_sequence_timed_out()) {
leader_end();
}
}
bool leader_sequence_active(void) {
return leading;
}
bool leader_sequence_add(uint16_t keycode) {
if (leader_sequence_size >= ARRAY_SIZE(leader_sequence)) {
return false;
}
#if defined(LEADER_NO_TIMEOUT)
if (leader_sequence_size == 0) {
leader_reset_timer();
}
#endif
leader_sequence[leader_sequence_size] = keycode;
leader_sequence_size++;
return true;
}
bool leader_sequence_timed_out(void) {
#if defined(LEADER_NO_TIMEOUT)
return leader_sequence_size > 0 && timer_elapsed(leader_time) > LEADER_TIMEOUT;
#else
return timer_elapsed(leader_time) > LEADER_TIMEOUT;
#endif
}
void leader_reset_timer(void) {
leader_time = timer_read();
}
bool leader_sequence_is(uint16_t kc1, uint16_t kc2, uint16_t kc3, uint16_t kc4, uint16_t kc5) {
return leader_sequence[0] == kc1 && leader_sequence[1] == kc2 && leader_sequence[2] == kc3 && leader_sequence[3] == kc4 && leader_sequence[4] == kc5;
}
bool leader_sequence_one_key(uint16_t kc) {
return leader_sequence_is(kc, 0, 0, 0, 0);
}
bool leader_sequence_two_keys(uint16_t kc1, uint16_t kc2) {
return leader_sequence_is(kc1, kc2, 0, 0, 0);
}
bool leader_sequence_three_keys(uint16_t kc1, uint16_t kc2, uint16_t kc3) {
return leader_sequence_is(kc1, kc2, kc3, 0, 0);
}
bool leader_sequence_four_keys(uint16_t kc1, uint16_t kc2, uint16_t kc3, uint16_t kc4) {
return leader_sequence_is(kc1, kc2, kc3, kc4, 0);
}
bool leader_sequence_five_keys(uint16_t kc1, uint16_t kc2, uint16_t kc3, uint16_t kc4, uint16_t kc5) {
return leader_sequence_is(kc1, kc2, kc3, kc4, kc5);
}
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