todo widget

3 files changed, 293 insertions, 0 deletions

diff --git a/todo-widget/README.md b/todo-widget/README.md
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+# ToDo Widget (in progress)
+
+This widgets displays a list of to do items and allows to mark item as done, delete item and create new ones:
+
+![screenshot](./todo.gif)
+
+# Installation
+
+Clone repo under **~/.config/awesome/** and add the widget in **rc.lua**:
+
+```lua
+local todo_widget = require("awesome-wm-widgets.todo-widget.todo")
+...
+s.mytasklist, -- Middle widget
+	{ -- Right widgets
+    	layout = wibox.layout.fixed.horizontal,
+		...
+        -- default        
+        todo_widget(),
+		...      
+```
\ No newline at end of file
diff --git a/todo-widget/todo.gif b/todo-widget/todo.gif
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+++ b/todo-widget/todo.gif
diff --git a/todo-widget/todo.lua b/todo-widget/todo.lua
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+++ b/todo-widget/todo.lua
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+-------------------------------------------------
+-- ToDo Widget for Awesome Window Manager
+-- More details could be found here:
+-- https://github.com/streetturtle/awesome-wm-widgets/tree/master/todo-widget
+
+-- @author Pavel Makhov
+-- @copyright 2020 Pavel Makhov
+-------------------------------------------------
+
+local awful = require("awful")
+local wibox = require("wibox")
+local json = require("json")
+local spawn = require("awful.spawn")
+local naughty = require("naughty")
+local gears = require("gears")
+local beautiful = require("beautiful")
+local gfs = require("gears.filesystem")
+local gs = require("gears.string")
+
+local HOME_DIR = os.getenv("HOME")
+
+local STORAGE = HOME_DIR .. '/.cache/awmw/todo-widget/todos.json'
+local GET_TODO_ITEMS = 'bash -c "cat ' .. STORAGE .. '"'
+
+local rows  = { layout = wibox.layout.fixed.vertical }
+
+local todo_widget = {}
+
+todo_widget.widget = wibox.widget {
+    {
+        {
+            id = "icon",
+            widget = wibox.widget.imagebox
+        },
+        id = "margin",
+        margins = 4,
+        layout = wibox.container.margin
+    },
+    {
+        id = "txt",
+        widget = wibox.widget.textbox
+    },
+    layout = wibox.layout.fixed.horizontal,
+    set_text = function(self, new_value)
+        self.txt.text = new_value
+    end,
+    set_icon = function(self, new_value)
+        self.margin.icon.image = new_value
+    end
+}
+
+function todo_widget:update_counter(todos)
+    local todo_count = 0
+    for _,p in ipairs(todos) do
+        if not p.status then
+            todo_count = todo_count + 1
+        end
+    end
+
+    todo_widget.widget:set_text(todo_count)
+end
+
+local popup = awful.popup{
+    bg = beautiful.bg_normal,
+    ontop = true,
+    visible = false,
+    shape = gears.shape.rounded_rect,
+    border_width = 1,
+    border_color = beautiful.bg_focus,
+    maximum_width = 400,
+    offset = { y = 5 },
+    widget = {}
+}
+
+local add_button = wibox.widget {
+    {
+        {
+            image = '/usr/share/icons/Arc/actions/symbolic/list-add-symbolic.svg',
+            resize = false,
+            widget = wibox.widget.imagebox
+        },
+        top = 11,
+        left = 8,
+        right = 8,
+        layout = wibox.container.margin
+    },
+    shape = function(cr, width, height)
+        gears.shape.circle(cr, width, height, 12)
+    end,
+    widget = wibox.container.background
+}
+
+add_button:connect_signal("button::press", function(c)
+    local pr = awful.widget.prompt()
+
+    table.insert(rows, wibox.widget {
+        {
+            {
+                pr.widget,
+                spacing = 8,
+                layout = wibox.layout.align.horizontal
+            },
+            margins = 8,
+            layout = wibox.container.margin
+        },
+        bg = beautiful.bg_normal,
+        widget = wibox.container.background
+    })
+    awful.prompt.run{
+        prompt = "<b>New item</b>: ",
+        bg = beautiful.bg_normal,
+        bg_cursor = beautiful.fg_urgent,
+        textbox = pr.widget,
+        exe_callback = function(input_text)
+            if not input_text or #input_text == 0 then return end
+            spawn.easy_async(GET_TODO_ITEMS, function(stdout)
+                local res = json.decode(stdout)
+                table.insert(res.todo_items, {todo_item = input_text, status = false})
+                spawn.easy_async_with_shell("echo '" .. json.encode(res) .. "' > " .. STORAGE, function()
+                    spawn.easy_async(GET_TODO_ITEMS, function(stdout) update_widget(stdout) end)
+                end)
+            end)
+        end
+    }
+    popup:setup(rows)
+end)
+add_button:connect_signal("mouse::enter", function(c) c:set_bg(beautiful.bg_focus) end)
+add_button:connect_signal("mouse::leave", function(c) c:set_bg(beautiful.bg_normal) end)
+
+local function worker(args)
+
+    local args = args or {}
+
+    local icon = args.icon or '/usr/share/icons/Arc/status/symbolic/checkbox-checked-symbolic.svg'
+
+    todo_widget.widget:set_icon(icon)
+
+    function update_widget(stdout)
+        local result = json.decode(stdout)
+        if result == nil or result == '' then result = {} end
+        todo_widget:update_counter(result.todo_items)
+
+        for i = 0, #rows do rows[i]=nil end
+
+        local first_row = wibox.widget {
+            {
+                {widget = wibox.widget.textbox},
+                {
+                    markup = '<span size="large" font_weight="bold" color="#ffffff">ToDo</span>',
+                    align = 'center',
+                    forced_width = 350, -- for horizontal alignment
+                    forced_height = 40,
+                    widget = wibox.widget.textbox
+                },
+                add_button,
+                spacing = 8,
+                layout = wibox.layout.fixed.horizontal
+            },
+            bg = beautiful.bg_normal,
+            widget = wibox.container.background
+        }
+
+        table.insert(rows, first_row)
+
+
+        for i, todo_item in ipairs(result.todo_items) do
+
+            local checkbox = wibox.widget {
+                checked       = todo_item.status,
+                color         = beautiful.bg_normal,
+                paddings      = 2,
+                shape         = gears.shape.circle,
+                forced_width = 20,
+                forced_height = 20,
+                check_color = beautiful.fg_urgent,
+                widget        = wibox.widget.checkbox
+            }
+
+            checkbox:connect_signal("button::press", function(c)
+                c:set_checked(not c.checked)
+                todo_item.status = not todo_item.status
+                result.todo_items[i] = todo_item
+                spawn.easy_async_with_shell("echo '" .. json.encode(result) .. "' > " .. STORAGE)
+                todo_widget:update_counter(result.todo_items)
+            end)
+
+            local trash_button = wibox.widget {
+                {
+                    {    image = '/usr/share/icons/Arc/actions/symbolic/window-close-symbolic.svg',
+                        resize = false,
+                        widget = wibox.widget.imagebox
+                    },
+                    margins = 5,
+                    layout = wibox.container.margin
+                },
+                border_width = 1,
+                shape = function(cr, width, height)
+                    gears.shape.circle(cr, width, height, 10)
+                end,
+                widget = wibox.container.background
+            }
+
+            trash_button:connect_signal("button::press", function(c)
+                table.remove(result.todo_items, i)
+                spawn.easy_async_with_shell("printf '" .. json.encode(result) .. "' > /home/pmakhov/.cache/awmw/todo-widget/todos.json")
+                spawn.easy_async(GET_TODO_ITEMS, function(stdout) update_widget(stdout) end)
+            end)
+
+            local row = wibox.widget {
+                {
+                    {
+                        {
+                            
+                            checkbox,
+                            valign = 'center',
+                            layout = wibox.container.place,
+                        },
+                        {
+                            {
+                                text = todo_item.todo_item,
+                                align = 'left',
+                                widget = wibox.widget.textbox
+                            },
+                            left = 10,
+                            layout = wibox.container.margin
+                        },
+                        {
+                            trash_button,
+                            valign = 'center',
+                            layout = wibox.container.place,
+                        },
+                        spacing = 8,
+                        layout = wibox.layout.align.horizontal
+                    },
+                    margins = 8,
+                    layout = wibox.container.margin
+                },
+                bg = beautiful.bg_normal,
+                widget = wibox.container.background
+            }
+
+            row:connect_signal("mouse::enter", function(c) c:set_bg(beautiful.bg_focus) end)
+            row:connect_signal("mouse::leave", function(c) c:set_bg(beautiful.bg_normal) end)
+
+            table.insert(rows, row)
+        end
+
+        popup:setup(rows)
+    end
+
+    todo_widget.widget:buttons(
+            awful.util.table.join(
+                    awful.button({}, 1, function()
+                        if popup.visible then
+                            popup.visible = not popup.visible
+                        else
+                            popup:move_next_to(mouse.current_widget_geometry)
+                        end
+                    end)
+            )
+    )
+
+    spawn.easy_async(GET_TODO_ITEMS, function(stdout) update_widget(stdout) end)
+
+    return todo_widget.widget
+end
+
+if not gfs.file_readable(STORAGE) then
+    spawn.easy_async(string.format([[bash -c "dirname %s | xargs mkdir -p && echo '{\"todo_items\":{}}' > %s"]], STORAGE, STORAGE))
+end
+
+return setmetatable(todo_widget, { __call = function(_, ...) return worker(...) end })