1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
|
/*
* Copyright 2023 jacqueline <me@jacqueline.id.au>
*
* SPDX-License-Identifier: GPL-3.0-only
*/
#include "ui_fsm.hpp"
#include <memory>
#include "audio_events.hpp"
#include "core/lv_obj.h"
#include "display.hpp"
#include "event_queue.hpp"
#include "lvgl_task.hpp"
#include "relative_wheel.hpp"
#include "screen.hpp"
#include "screen_menu.hpp"
#include "screen_playing.hpp"
#include "screen_splash.hpp"
#include "screen_track_browser.hpp"
#include "system_events.hpp"
#include "touchwheel.hpp"
namespace ui {
static constexpr char kTag[] = "ui_fsm";
static const std::size_t kRecordsPerPage = 10;
drivers::IGpios* UiState::sIGpios;
std::shared_ptr<drivers::TouchWheel> UiState::sTouchWheel;
std::shared_ptr<drivers::RelativeWheel> UiState::sRelativeWheel;
std::shared_ptr<drivers::Display> UiState::sDisplay;
std::weak_ptr<database::Database> UiState::sDb;
std::stack<std::shared_ptr<Screen>> UiState::sScreens;
std::shared_ptr<Screen> UiState::sCurrentScreen;
auto UiState::Init(drivers::IGpios* gpio_expander) -> bool {
sIGpios = gpio_expander;
lv_init();
sDisplay.reset(
drivers::Display::Create(gpio_expander, drivers::displays::kST7735R));
if (sDisplay == nullptr) {
return false;
}
sTouchWheel.reset(drivers::TouchWheel::Create());
if (sTouchWheel != nullptr) {
sRelativeWheel.reset(new drivers::RelativeWheel(sTouchWheel.get()));
}
sCurrentScreen.reset(new screens::Splash());
// Start the UI task even if init ultimately failed, so that we can show some
// kind of error screen to the user.
StartLvgl(sRelativeWheel, sDisplay);
if (sTouchWheel == nullptr) {
return false;
}
return true;
}
void UiState::PushScreen(std::shared_ptr<Screen> screen) {
if (sCurrentScreen) {
sScreens.push(sCurrentScreen);
}
sCurrentScreen = screen;
}
namespace states {
void Splash::exit() {
if (sDisplay != nullptr) {
sDisplay->SetDisplayOn(true);
}
}
void Splash::react(const system_fsm::BootComplete& ev) {
transit<Interactive>();
}
void Interactive::entry() {}
void Interactive::react(const system_fsm::KeyLockChanged& ev) {
sDisplay->SetDisplayOn(ev.falling);
}
void Interactive::react(const system_fsm::StorageMounted& ev) {
sDb = ev.db;
auto db = ev.db.lock();
if (!db) {
// TODO(jacqueline): Hmm.
return;
}
PushScreen(std::make_shared<screens::Menu>(db->GetIndexes()));
}
void Interactive::react(const internal::RecordSelected& ev) {
auto db = sDb.lock();
if (!db) {
return;
}
if (ev.record.track()) {
ESP_LOGI(kTag, "selected track '%s'", ev.record.text()->c_str());
// TODO(jacqueline): We should also send some kind of playlist info here.
auto track = ev.record.track().value();
events::Dispatch<audio::PlayTrack, audio::AudioState>(audio::PlayTrack{
.id = track.data().id(),
.data = track.data(),
});
PushScreen(std::make_shared<screens::Playing>(track));
} else {
ESP_LOGI(kTag, "selected record '%s'", ev.record.text()->c_str());
auto cont = ev.record.Expand(kRecordsPerPage);
if (!cont) {
return;
}
auto query = db->GetPage(&cont.value());
std::string title = ev.record.text().value_or("TODO");
PushScreen(
std::make_shared<screens::TrackBrowser>(sDb, title, std::move(query)));
}
}
void Interactive::react(const internal::IndexSelected& ev) {
auto db = sDb.lock();
if (!db) {
return;
}
ESP_LOGI(kTag, "selected index %s", ev.index.name.c_str());
auto query = db->GetTracksByIndex(ev.index, kRecordsPerPage);
PushScreen(std::make_shared<screens::TrackBrowser>(sDb, ev.index.name,
std::move(query)));
}
} // namespace states
} // namespace ui
FSM_INITIAL_STATE(ui::UiState, ui::states::Splash)
|
