mirror of
https://github.com/kepler155c/opus
synced 2024-12-27 09:00:41 +00:00
491 lines
11 KiB
Lua
491 lines
11 KiB
Lua
require = requireInjector(getfenv(1))
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local Util = require('util')
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local Event = require('event')
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local UI = require('ui')
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local Config = require('config')
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local NFT = require('nft')
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local class = require('class')
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local FileUI = require('fileui')
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local Tween = require('tween')
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local SHA1 = require('sha1')
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local REGISTRY_DIR = 'usr/.registry'
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multishell.setTitle(multishell.getCurrent(), 'Overview')
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UI:configure('Overview', ...)
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local config = {
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Recent = { },
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currentCategory = 'Apps',
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}
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Config.load('Overview', config)
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local applications = { }
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local function loadApplications()
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applications = Util.readTable('sys/etc/app.db')
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if fs.exists(REGISTRY_DIR) then
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local files = fs.list(REGISTRY_DIR)
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for _,file in pairs(files) do
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local app = Util.readTable(fs.combine(REGISTRY_DIR, file))
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if app and app.key then
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app.filename = fs.combine(REGISTRY_DIR, file)
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applications[app.key] = app
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end
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end
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end
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Util.each(applications, function(v, k) v.key = k end)
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applications = Util.filter(applications, function(_, a) return not a.disabled end)
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end
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loadApplications()
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local defaultIcon = NFT.parse([[
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80 711 80
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800 71 80
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71 800 71]])
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local sx, sy = term.current().getSize()
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local maxRecent = math.ceil(sx * sy / 62)
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local function elipse(s, len)
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if #s > len then
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s = s:sub(1, len - 2) .. '..'
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end
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return s
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end
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local buttons = { }
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local categories = { }
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table.insert(buttons, { text = 'Recent', event = 'category' })
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for _,f in pairs(applications) do
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if not categories[f.category] then
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categories[f.category] = true
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table.insert(buttons, { text = f.category, event = 'category' })
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end
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end
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table.insert(buttons, { text = '+', event = 'new' })
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local function parseIcon(iconText)
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local icon
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local s, m = pcall(function()
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icon = NFT.parse(iconText)
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if icon then
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if icon.height > 3 or icon.width > 8 then
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error('Invalid size')
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end
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end
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return icon
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end)
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if s then
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return icon
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end
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return s, m
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end
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local page = UI.Page {
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tabBar = UI.TabBar {
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buttons = buttons,
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},
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container = UI.ViewportWindow {
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y = 2,
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},
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notification = UI.Notification(),
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accelerators = {
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r = 'refresh',
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e = 'edit',
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s = 'shell',
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l = 'lua',
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[ 'control-l' ] = 'refresh',
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[ 'control-n' ] = 'new',
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delete = 'delete',
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},
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}
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function page:draw()
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self.tabBar:draw()
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self.container:draw()
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end
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UI.Icon = class(UI.Window)
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function UI.Icon:init(args)
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local defaults = {
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UIElement = 'Icon',
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width = 14,
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height = 4,
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}
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UI.setProperties(defaults, args)
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UI.Window.init(self, defaults)
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end
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function UI.Icon:eventHandler(event)
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if event.type == 'mouse_click' then
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self:setFocus(self.button)
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return true
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elseif event.type == 'mouse_doubleclick' then
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self:emit({ type = self.button.event, button = self.button })
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elseif event.type == 'mouse_rightclick' then
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self:setFocus(self.button)
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self:emit({ type = 'edit', button = self.button })
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end
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return UI.Window.eventHandler(self, event)
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end
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function page.container:setCategory(categoryName)
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-- reset the viewport window
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self.children = { }
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self.offy = 0
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local function filter(it, f)
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local ot = { }
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for _,v in pairs(it) do
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if f(v) then
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table.insert(ot, v)
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end
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end
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return ot
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end
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local filtered
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if categoryName == 'Recent' then
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filtered = { }
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for _,v in ipairs(config.Recent) do
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local app = Util.find(applications, 'key', v)
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if app then -- and fs.exists(app.run) then
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table.insert(filtered, app)
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end
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end
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else
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filtered = filter(applications, function(a)
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return a.category == categoryName -- and fs.exists(a.run)
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end)
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table.sort(filtered, function(a, b) return a.title < b.title end)
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end
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for _,program in ipairs(filtered) do
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local icon
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if program.icon then
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icon = parseIcon(program.icon)
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end
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if not icon then
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icon = defaultIcon
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end
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local title = elipse(program.title, 8)
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local width = math.max(icon.width + 2, #title + 2)
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table.insert(self.children, UI.Icon({
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width = width,
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image = UI.NftImage({
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x = math.floor((width - icon.width) / 2) + 1,
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image = icon,
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width = 5,
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height = 3,
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}),
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button = UI.Button({
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x = math.floor((width - #title - 2) / 2) + 1,
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y = 4,
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text = title,
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backgroundColor = self.backgroundColor,
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width = #title + 2,
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event = 'button',
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app = program,
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}),
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}))
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end
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local gutter = 2
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if UI.term.width <= 26 then
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gutter = 1
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end
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local col, row = gutter, 2
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local count = #self.children
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-- reposition all children
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for k,child in ipairs(self.children) do
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child.x = -10
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child.y = math.floor(self.height)
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child.tween = Tween.new(6, child, { x = col, y = row }, 'outSine')
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if k < count then
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col = col + child.width
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if col + self.children[k + 1].width + gutter - 2 > UI.term.width then
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col = gutter
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row = row + 5
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end
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end
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end
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self:initChildren()
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self.animate = true
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end
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function page.container:draw()
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if self.animate then
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self.animate = false
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for i = 1, 6 do
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for _,child in ipairs(self.children) do
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child.tween:update(1)
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child.x = math.floor(child.x)
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child.y = math.floor(child.y)
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end
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UI.ViewportWindow.draw(self)
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self:sync()
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os.sleep()
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end
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else
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UI.ViewportWindow.draw(self)
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end
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end
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function page:refresh()
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local pos = self.container.offy
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self:focusFirst(self)
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self.container:setCategory(config.currentCategory)
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self.container:setScrollPosition(pos)
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end
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function page:resize()
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self:refresh()
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UI.Page.resize(self)
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end
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function page:eventHandler(event)
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if event.type == 'category' then
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self.tabBar:selectTab(event.button.text)
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self.container:setCategory(event.button.text)
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self.container:draw()
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self:sync()
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config.currentCategory = event.button.text
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Config.update('Overview', config)
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elseif event.type == 'button' then
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for k,v in ipairs(config.Recent) do
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if v == event.button.app.key then
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table.remove(config.Recent, k)
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break
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end
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end
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table.insert(config.Recent, 1, event.button.app.key)
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if #config.Recent > maxRecent then
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table.remove(config.Recent, maxRecent + 1)
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end
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Config.update('Overview', config)
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multishell.openTab({
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path = 'sys/apps/shell',
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args = { event.button.app.run },
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focused = true,
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})
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elseif event.type == 'shell' then
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multishell.openTab({
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path = 'sys/apps/shell',
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focused = true,
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})
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elseif event.type == 'lua' then
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multishell.openTab({
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path = 'sys/apps/Lua.lua',
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focused = true,
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})
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elseif event.type == 'focus_change' then
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if event.focused.parent.UIElement == 'Icon' then
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event.focused.parent:scrollIntoView()
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end
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elseif event.type == 'tab_change' then
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if event.current > event.last then
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--self.container:setTransition(UI.effect.slideLeft)
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else
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--self.container:setTransition(UI.effect.slideRight)
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end
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elseif event.type == 'refresh' then
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loadApplications()
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self:refresh()
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self:draw()
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self.notification:success('Refreshed')
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elseif event.type == 'delete' then
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local focused = page:getFocused()
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if focused.app then
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focused.app.disabled = true
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local filename = focused.app.filename or fs.combine(REGISTRY_DIR, focused.app.key)
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Util.writeTable(filename, focused.app)
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loadApplications()
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page:refresh()
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page:draw()
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self.notification:success('Removed')
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end
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elseif event.type == 'new' then
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local category = 'Apps'
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if config.currentCategory ~= 'Recent' then
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category = config.currentCategory or 'Apps'
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end
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UI:setPage('editor', { category = category })
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elseif event.type == 'edit' then
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local focused = page:getFocused()
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if focused.app then
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UI:setPage('editor', focused.app)
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end
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else
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UI.Page.eventHandler(self, event)
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end
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return true
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end
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local formWidth = math.max(UI.term.width - 14, 26)
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local editor = UI.Dialog {
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height = 11,
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width = formWidth,
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title = 'Edit application',
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form = UI.Form {
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y = 2,
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height = 9,
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title = UI.TextEntry {
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formLabel = 'Title', formKey = 'title', limit = 11, help = 'Application title',
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required = true,
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},
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run = UI.TextEntry {
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formLabel = 'Run', formKey = 'run', limit = 100, help = 'Full path to application',
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required = true,
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},
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category = UI.TextEntry {
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formLabel = 'Category', formKey = 'category', limit = 11, help = 'Category of application',
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required = true,
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},
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loadIcon = UI.Button {
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x = 11, y = 6,
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text = 'Icon', event = 'loadIcon', help = 'Select icon'
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},
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image = UI.NftImage {
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y = 6,
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x = 2,
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height = 3,
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width = 8,
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},
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},
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statusBar = UI.StatusBar(),
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iconFile = '',
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}
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function editor:enable(app)
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if app then
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self.form:setValues(app)
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local icon
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if app.icon then
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icon = parseIcon(app.icon)
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end
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self.form.image:setImage(icon)
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end
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UI.Page.enable(self)
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self:focusFirst()
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end
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function editor.form.image:draw()
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self:clear()
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UI.NftImage.draw(self)
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end
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function editor:updateApplications(app)
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if not app.key then
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app.key = SHA1.sha1(app.title)
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end
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local filename = app.filename or fs.combine(REGISTRY_DIR, app.key)
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Util.writeTable(filename, app)
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loadApplications()
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end
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function editor:eventHandler(event)
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if event.type == 'form_cancel' or event.type == 'cancel' then
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UI:setPreviousPage()
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elseif event.type == 'focus_change' then
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self.statusBar:setStatus(event.focused.help or '')
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self.statusBar:draw()
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elseif event.type == 'loadIcon' then
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local fileui = FileUI({
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x = self.x,
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y = self.y,
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z = 2,
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width = self.width,
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height = self.height,
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})
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--fileui:setTransition(UI.effect.explode)
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UI:setPage(fileui, fs.getDir(self.iconFile), function(fileName)
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if fileName then
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self.iconFile = fileName
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local s, m = pcall(function()
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local iconLines = Util.readFile(fileName)
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if not iconLines then
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error('Unable to load file')
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end
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local icon, m = parseIcon(iconLines)
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if not icon then
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error(m)
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end
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self.form.values.icon = iconLines
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self.form.image:setImage(icon)
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self.form.image:draw()
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end)
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if not s and m then
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local msg = m:gsub('.*: (.*)', '%1')
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page.notification:error(msg)
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end
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end
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end)
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elseif event.type == 'form_invalid' then
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page.notification:error(event.message)
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elseif event.type == 'form_complete' then
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local values = self.form.values
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UI:setPreviousPage()
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self:updateApplications(values)
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page:refresh()
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page:draw()
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else
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return UI.Page.eventHandler(self, event)
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end
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return true
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end
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UI:setPages({
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editor = editor,
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main = page,
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})
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Event.on('os_register_app', function()
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loadApplications()
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page:refresh()
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page:draw()
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page:sync()
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end)
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page.tabBar:selectTab(config.currentCategory or 'Apps')
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page.container:setCategory(config.currentCategory or 'Apps')
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UI:setPage(page)
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Event.pullEvents()
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UI.term:reset()
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