Hilbish/nature/hummingbird.lua

85 lines
1.9 KiB
Lua

local bait = require 'bait'
local commander = require 'commander'
local lunacolors = require 'lunacolors'
local M = {}
local counter = 0
local unread = 0
M._messages = {}
M.icons = {
INFO = '',
SUCCESS = '',
WARN = '',
ERROR = ''
}
hilbish.messages = {}
--- Represents a Hilbish message.
--- @class hilbish.message
--- @field icon string Unicode (preferably standard emoji) icon for the message notification.
--- @field title string Title of the message (like an email subject).
--- @field text string Contents of the message.
--- @field channel string Short identifier of the message. `hilbish` and `hilbish.*` is preserved for internal Hilbish messages.
--- @field summary string A short summary of the message.
--- @field read boolean Whether the full message has been read or not.
function expect(tbl, field)
if not tbl[field] or tbl[field] == '' then
error(string.format('expected field %s in message'))
end
end
--- Sends a message.
--- @param message hilbish.message
function hilbish.messages.send(message)
expect(message, 'text')
expect(message, 'title')
counter = counter + 1
unread = unread + 1
message.index = counter
message.read = false
M._messages[message.index] = message
bait.throw('hilbish.notification', message)
end
function hilbish.messages.read(idx)
local msg = M._messages[idx]
if msg then
M._messages[idx].read = true
unread = unread - 1
end
end
function hilbish.messages.readAll(idx)
for _, msg in ipairs(hilbish.messages.all()) do
hilbish.messages.read(msg.index)
end
end
function hilbish.messages.unreadCount()
return unread
end
function hilbish.messages.delete(idx)
local msg = M._messages[idx]
if not msg then
error(string.format('invalid message index %d', idx or -1))
end
M._messages[idx] = nil
end
function hilbish.messages.clear()
for _, msg in ipairs(hilbish.messages.all()) do
hilbish.messages.delete(msg.index)
end
end
function hilbish.messages.all()
return M._messages
end
return M