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local lvgl = require("lvgl")
local backstack = require("backstack")
local widgets = require("widgets")
local theme = require("theme")
local volume = require("volume")
local settings = {}
local function SettingsScreen(title)
local menu = widgets.MenuScreen {
show_back = true,
title = title,
}
menu.content = menu.root:Object {
flex = {
flex_direction = "column",
flex_wrap = "nowrap",
justify_content = "flex-start",
align_items = "flex-start",
align_content = "flex-start",
},
w = lvgl.PCT(100),
flex_grow = 1,
pad_left = 4,
pad_right = 4,
}
return menu
end
function settings.bluetooth()
local menu = SettingsScreen("Bluetooth")
local enable_container = menu.content:Object {
flex = {
flex_direction = "row",
justify_content = "flex-start",
align_items = "flex-start",
align_content = "flex-start",
},
w = lvgl.PCT(100),
h = lvgl.SIZE_CONTENT,
}
enable_container:Label { text = "Enable", flex_grow = 1 }
enable_container:Switch {}
local preferred_container = menu.content:Object {
flex = {
flex_direction = "row",
justify_content = "flex-start",
align_items = "flex-start",
align_content = "flex-start",
},
w = lvgl.PCT(100),
h = lvgl.SIZE_CONTENT,
}
preferred_container:add_style(theme.settings_title)
preferred_container:Label {
text = "Preferred Device",
flex_grow = 1,
}
preferred_container:Label { text = "x" }
local preferred_device = menu.content:Label {
text = "My Cool Speakers",
}
menu.content:Label {
text = "Available Devices",
}:add_style(theme.settings_title)
local known_devices = menu.content:List {
w = lvgl.PCT(100),
flex_grow = 1,
}
end
function settings.headphones()
local menu = SettingsScreen("Headphones")
menu.content:Label {
text = "Maximum volume limit",
}:add_style(theme.settings_title)
local volume_chooser = menu.content:Dropdown {
options = "Line Level (-10 dB)\nCD Level (+6 dB)\nMaximum (+10dB)",
selected = 1,
}
local limits = { -10, 6, 10 }
volume_chooser:onevent(lvgl.EVENT.VALUE_CHANGED, function()
local selection = volume_chooser:get('selected')
volume.limit_db.set(limits[selection])
end)
menu.content:Label {
text = "Left/Right balance",
}:add_style(theme.settings_title)
local balance = menu.content:Slider {
w = lvgl.PCT(100),
h = 5,
range = { min = -5, max = 5 },
value = 0,
}
balance:onevent(lvgl.EVENT.VALUE_CHANGED, function()
volume.left_bias:set(balance:value())
end)
local balance_label = menu.content:Label {}
menu.bindings = {
volume.limit_db:bind(function(limit)
print("new limit", limit)
for i=1,#limits do
if limits[i] == limit then
volume_chooser:set{ selected = i }
end
end
end),
volume.left_bias:bind(function(bias)
balance:set {
value = bias
}
if bias < 0 then
balance_label:set {
text = string.format("Left -%.2fdB", bias / 4)
}
else
balance_label:set {
text = string.format("Right -%.2fdB", -bias / 4)
}
end
end),
}
return menu
end
function settings.display()
local menu = SettingsScreen("Display")
menu.content:Label {
text = "Brightness",
}:add_style(theme.settings_title)
local brightness = menu.content:Slider {
w = lvgl.PCT(100),
h = 5,
range = { min = 0, max = 100 },
value = 50,
}
brightness:onevent(lvgl.EVENT.VALUE_CHANGED, function()
print("bright", brightness:value())
end)
end
function settings.input()
local menu = SettingsScreen("Input Method")
menu.content:Label {
text = "Control scheme",
}:add_style(theme.settings_title)
local controls_chooser = menu.content:Dropdown {
options = "Buttons only\nD-Pad\nTouchwheel",
selected = 3,
}
controls_chooser:onevent(lvgl.EVENT.VALUE_CHANGED, function()
local selection = controls_chooser:get('selected')
print("controls", selection)
end)
end
function settings.database()
local menu = SettingsScreen("Database")
local db = require("database")
widgets.Row(menu.content, "Schema version", db.version())
widgets.Row(menu.content, "Size on disk", string.format("%.1f KiB", db.size() / 1024))
local actions_container = menu.content:Object {
w = lvgl.PCT(100),
h = lvgl.SIZE_CONTENT,
flex = {
flex_direction = "row",
justify_content = "center",
align_items = "space-evenly",
align_content = "center",
},
pad_top = 4,
pad_column = 4,
}
actions_container:add_style(theme.list_item)
local update = actions_container:Button {}
update:Label { text = "Update" }
local recreate = actions_container:Button {}
recreate:Label { text = "Recreate" }
end
function settings.firmware()
local menu = SettingsScreen("Firmware")
local version = require("version")
widgets.Row(menu.content, "ESP32", version.esp())
widgets.Row(menu.content, "SAMD21", version.samd())
widgets.Row(menu.content, "Collator", version.collator())
end
function settings.root()
local menu = widgets.MenuScreen {
show_back = true,
title = "Settings",
}
menu.list = menu.root:List {
w = lvgl.PCT(100),
h = lvgl.PCT(100),
flex_grow = 1,
}
local function section(name)
menu.list:add_text(name):add_style(theme.list_heading)
end
local function submenu(name, fn)
local item = menu.list:add_btn(nil, name)
item:onClicked(function()
backstack.push(fn)
end)
item:add_style(theme.list_item)
end
section("Audio")
submenu("Bluetooth", settings.bluetooth)
submenu("Headphones", settings.headphones)
section("Interface")
submenu("Display", settings.display)
submenu("Input Method", settings.input)
section("System")
submenu("Database", settings.database)
submenu("Firmware", settings.firmware)
submenu("Licenses", function()
return require("licenses")()
end)
return menu
end
return settings
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