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dotfiles_arch/nvim/.config/nvim/after/ftplugin/mail.lua

127 lines
3.5 KiB
Lua

-- Helper function to extract clean email address
local function extract_email(address_string)
-- Match email in angle brackets: "Name <email@example.com>"
local email = address_string:match("<([^>]+)>")
if email then
return email
end
-- Match standalone email: "email@example.com"
email = address_string:match("([%w%._%+-]+@[%w%._%+-]+)")
if email then
return email
end
-- Fallback: return as-is if no pattern matches
return address_string
end
-- Option 2: Omnifunc completion
function _G.mail_complete(findstart, base)
if findstart == 1 then
-- Find start of word
local line = vim.api.nvim_get_current_line()
local col = vim.fn.col(".")
local line_to_cursor = line:sub(1, col - 1)
-- Only on header lines
if not line_to_cursor:match("^%s*[ToCcBcFrom]+:%s*") then
return -1
end
-- Find start of current address
local start = line_to_cursor:reverse():find("[%s,]")
if start then
return col - start
else
return line_to_cursor:find(":") or 0
end
else
-- Get completions
local handle = io.popen(string.format('abook --mutt-query "%s" 2>/dev/null | tail -n +2', base))
if not handle then
return {}
end
local result = handle:read("*a")
handle:close()
local matches = {}
for address in result:gmatch("[^\r\n]+") do
if address ~= "" then
-- Extract clean email only
local clean_email = extract_email(address)
table.insert(matches, clean_email)
end
end
return matches
end
end
-- Set omnifunc
vim.bo.omnifunc = "v:lua.mail_complete"
-- Map Tab to trigger completion on header lines
vim.keymap.set("i", "<Tab>", function()
local line = vim.api.nvim_get_current_line()
if line:match("^%s*[ToCcBcFrom]+:%s*") then
return "<C-x><C-o>"
else
return "<Tab>"
end
end, { expr = true, buffer = true })
-- Option 3: Interactive fzf picker
local function pick_email()
-- Get all addresses
local handle = io.popen('abook --mutt-query "" 2>/dev/null | tail -n +2')
if not handle then
vim.notify("Could not query abook", vim.log.levels.ERROR)
return
end
local addresses = {}
local display_addresses = {}
for line in handle:lines() do
if line ~= "" then
local clean_email = extract_email(line)
table.insert(addresses, clean_email)
-- Show full format in picker, but insert clean email
table.insert(display_addresses, line .. "" .. clean_email)
end
end
handle:close()
if #addresses == 0 then
vim.notify("No addresses in abook", vim.log.levels.WARN)
return
end
-- Use vim.ui.select (works with fzf-lua if installed)
vim.ui.select(display_addresses, {
prompt = "Select recipient:",
format_item = function(item)
return item
end,
}, function(choice, idx)
if choice and idx then
local email = addresses[idx]
-- Insert at cursor
local row, col = unpack(vim.api.nvim_win_get_cursor(0))
local line = vim.api.nvim_get_current_line()
local new_line = line:sub(1, col) .. email .. line:sub(col + 1)
vim.api.nvim_set_current_line(new_line)
-- Move cursor after inserted text
vim.api.nvim_win_set_cursor(0, { row, col + #email })
end
end)
end
-- Map Ctrl+f to pick email (Option 3)
vim.keymap.set("i", "<C-f>", pick_email, { buffer = true, desc = "Pick email address with fzf" })
-- Optional: Map Ctrl+a for Tab completion manually (in case Tab doesn't work)
vim.keymap.set("i", "<C-a>", "<C-x><C-o>", { buffer = true, desc = "Trigger address completion" })