color_picker.lua

local colorPicker = {}
local log = hs.logger.new('color', 'debug')

-- colorPicker.colorList
-- Variable
-- A table containing all the possible colors for tracks/channels, formatted as:
-- * name: the color name, as shown in the menus
-- * hex: the hex color representation of the track color
colorPicker.colorList = {
    { name = 'Burgundy',         hex = '#9D1D21' },
    { name = 'Red',              hex = '#D62127' },
    { name = 'Orange',           hex = '#DE5F26' },
    { name = 'Brown',            hex = '#854F20' },
    { name = 'Ochre',            hex = '#C27E29' },
    { name = 'Peach',            hex = '#F1B17D' },
    { name = 'Wheat',            hex = '#F3DCB2' },
    { name = 'Tangerine',        hex = '#F8971E' },
    { name = 'Pineapple',        hex = '#F8971E' },
    { name = 'Lemon',            hex = '#F9EB1F' },
    { name = 'Bright Lime',      hex = '#C4EB04' },
    { name = 'Light Olive',      hex = '#A4C64B' },
    { name = 'Moss Green',       hex = '#C6DAAD' },
    { name = 'Kelly Green',      hex = '#379C47' },
    { name = 'Asparagus',        hex = '#698443' },
    { name = 'Dark Green',       hex = '#04551A' },
    { name = 'Camouflage Green', hex = '#677765' },
    { name = 'Turquoise',        hex = '#1EB89E' },
    { name = 'Blue in Green',    hex = '#068D99' },
    { name = 'Powder Blue',      hex = '#8EB8C1' },
    { name = 'Light Blue',       hex = '#A6C3DC' },
    { name = 'Sky Blue',         hex = '#58B7E7' },
    { name = 'Steel Blue',       hex = '#4470B6' },
    { name = 'Slate Blue',       hex = '#5B6DA1' },
    { name = 'Dark Blue',        hex = '#2B3682' },
    { name = 'Pink',             hex = '#F9C8CA' },
    { name = 'Lilac',            hex = '#B87AA1' },
    { name = 'Plum',             hex = '#B34C9B' },
    { name = 'Neon Violet',      hex = '#E61DC4' },
    { name = 'Deep Purple',      hex = '#73138D' },
    { name = 'Graphite',         hex = '#737373' },
    { name = 'Bright Grey',      hex = '#C9C9C9' },
}

-- colorPicker:setup(app, type)
-- Method
-- Sets up this instance of the colorPicker
--
-- Parameters:
-- * app - the Reason hs.application instance
-- * type - A string containing the type of color to be applied, can be either "Track Color" or "Channel color"
function colorPicker:setup(app, type)
    self.type = type
    self.app = app
    self.chooser = hs.chooser.new(function(choice)
        return colorPicker:select(choice)
    end)
    self.chooser:width(20)
    self.chooser:choices(function()
        local list = {}
        for _, color in pairs(colorPicker.colorList) do
            table.insert(list, {
                ['text'] = hs.styledtext.new(color.name, { font = { size = 18 }, color = { hex = color.hex } })
            })
        end
        return list
    end)
end

-- colorPicker:show()
-- Method
-- Shows this colorPicker's chooser
function colorPicker:show()
    self.chooser:show()
end

-- colorPicker:select(choice)
-- Method
-- Changes the color of the selected track/channel to choice
--
-- Parameters:
-- * choice - A choice from the chooser's choices table
function colorPicker:select(choice)
    if not choice then return end
    local color = choice['text']:getString()
    local selector = { 'Edit', self.type, color }
    local ok = self.app:selectMenuItem(selector)
    if ok then
        log.d('selected ' .. color)
    else
        log.d('selecting color failed')
    end
end

return colorPicker