1
0
mirror of https://github.com/SpaceVim/SpaceVim.git synced 2025-02-19 07:53:43 +08:00
SpaceVim/bundle/vim-zettelkasten/lua/zettelkasten/formatter.lua
2024-12-22 23:43:24 +08:00

86 lines
2.1 KiB
Lua

--=============================================================================
-- formatter.lua --- formatter for zk notes browser
-- Copyright (c) 2024 Wang Shidong & Contributors
-- Author: Wang Shidong < wsdjeg@outlook.com >
-- URL: https://spacevim.org
-- License: GPLv3
--=============================================================================
local M = {}
local function str2chars(str)
local t = {}
for _, k in ipairs(vim.fn.split(str, '\\zs')) do
table.insert(t, k)
end
return t
end
local s_formatters = {
['%r'] = function(line)
return #line.references
end,
['%b'] = function(line)
return #line.back_references
end,
['%f'] = function(line)
return vim.fn.fnamemodify(line.file_name, ':t')
end,
['%h'] = function(line)
if vim.fn.strdisplaywidth(line.title) < 30 then
return line.title .. string.rep(' ', 30 - vim.fn.strdisplaywidth(line.title))
else
local t = ''
for _, char in ipairs(str2chars(line.title)) do
if vim.fn.strdisplaywidth(t) + vim.fn.strdisplaywidth(char) <= 27 then
t = t .. char
else
break
end
end
t = t .. '...'
return t .. string.rep(' ', 30 - vim.fn.strdisplaywidth(t))
end
end,
['%d'] = function(line)
return line.id
end,
['%t'] = function(line)
local tags = {}
for _, tag in ipairs(line.tags) do
if vim.tbl_contains(tags, tag.name) == false then
table.insert(tags, tag.name)
end
end
return table.concat(tags, ' ')
end,
}
local function get_format_keys(format)
local matches = {}
for w in string.gmatch(format, '%%%a') do
table.insert(matches, w)
end
return matches
end
function M.format(lines, format)
local formatted_lines = {}
local modifiers = get_format_keys(format)
for _, line in ipairs(lines) do
local cmps = format
for _, modifier in ipairs(modifiers) do
local rst = s_formatters[modifier](line) or ''
cmps = string.gsub(cmps, '%' .. modifier, rst)
end
table.insert(formatted_lines, cmps)
end
return formatted_lines
end
return M