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roro9stack/lib/services/src/settings.h
T
twislaandClaude Opus 5.5 7fe8b3d22a
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Help: Fn+h lists the keys of the screen you're on, and no screen names its keys any more (#69)
Fn+h on any screen, text fields included, and ? outside Text Entry, open a
panel over the content area: the screen's own keys, then the ones that work
everywhere. Every App declares its keys for the state it is in (pages,
viewers, dialogs and text fields answer for themselves); the App manager
opens the panel and takes every key while it is open.

About 30 hint lines are gone, from every App. What stays on a screen is
state. The first-start Setup keeps its hints and teaches the key; a device
set up before gets one Toast, once. The guide and the FAQ open with it.
`key help` over the consoles.

476 host tests (8 new). Checked on the device with key help and screenshots:
the Launcher, all nine Apps and several of their states. 8.5 KB of flash and
40 bytes of static RAM. Decisions Q196 to Q203 in docs/milestones/U1.md.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01EhqxQ49eCju4CzKYNjZzwT
2026-10-07 01:29:51 +02:00

77 lines
3.1 KiB
C++

#pragma once
#include <array>
#include <string>
#include "event_bus.h"
#include "key_value_store.h"
namespace roro {
enum class Setting : uint8_t {
SetupDone, // bool: first-boot wizard completed
LongName, // string, 1..39 bytes
ShortName, // string, 1..4 bytes
Region, // string, a known Region ("EU868")
RegionConfirmed, // bool: nothing transmits until true
Timezone, // string, POSIX TZ
Brightness, // int, 10..100 %
DimTimeoutS, // int, 5..600, below OffTimeoutS
OffTimeoutS, // int, 10..3600, above DimTimeoutS
Sound, // bool
ProbeMacRaw, // bool: probe-request Logs keep raw MAC addresses
WifiEnabled, // bool: the Wi-Fi Service stays Connected when a Saved Network is in range
GnssEnabled, // bool: the GNSS Service reads the receiver (M2, Q58)
CoordinatesDms, // bool: show degrees, minutes and seconds instead of decimal degrees (Q64)
LoraPreset, // int: the LoRa Scanner's Meshtastic preset, an index into the EU868 list (M3, Q95)
Dns1, // string: the first DNS server, an IPv4 address (S1, Q108, Q109)
Dns2, // string: the second, or empty
DnsAlways, // bool: use them on Automatic (DHCP) networks too, instead of DHCP's
Ntp1, // string: the first NTP server, a host name or an IPv4 address (S1, Q110)
Ntp2, // string: the second, or empty
GnssQuietForLora, // bool: put the GNSS receiver in standby while the LoRa radio listens (issue #20)
CheckUpdates, // bool: look for a newer release on Gitea once a day (R1, Q165)
DebugConsole, // bool: the Debug Console listens on Wi-Fi (ADR 0010, Q189: off unless switched on)
DebugToken, // string: its token, tidied (debug_auth.h); empty until the console is first switched on
HelpTold, // bool: this device has been told about the help key once (issue #69, Q201)
Count
};
// Typed, validated settings in internal flash. Every accepted change is persisted immediately and
// announced with a SettingChanged event; rejected values leave the current value untouched.
class Settings {
public:
Settings(KeyValueStore& store, EventBus& bus);
// Reads every setting; missing or invalid stored values fall back to defaults.
void load();
int32_t getInt(Setting s) const;
bool getBool(Setting s) const;
const std::string& getString(Setting s) const;
bool setInt(Setting s, int32_t value);
bool setBool(Setting s, bool value);
bool setString(Setting s, const std::string& value);
bool canTransmit() const { return getBool(Setting::RegionConfirmed); }
static const char* key(Setting s);
private:
struct Value {
int32_t i = 0;
std::string str;
};
bool validInt(Setting s, int32_t value) const;
bool validString(Setting s, const std::string& value) const;
void changed(Setting s);
KeyValueStore& store_;
EventBus& bus_;
std::array<Value, static_cast<size_t>(Setting::Count)> values_;
};
} // namespace roro