Files
nvim/lua/git/statusline.lua
T

105 lines
2.6 KiB
Lua

local repo = require("git.core.repo")
local status = require("git.core.status")
local util = require("git.core.util")
local M = {}
---@class ow.Git.Statusline.Status
---@field head string?
---@field entry ow.Git.Status.Entry?
---@param entry ow.Git.Status.Entry?
---@return string
local function render(entry)
if not entry then
return ""
end
local marks = status.marks_for(entry)
if #marks == 0 then
return ""
end
local parts = {}
for _, mark in ipairs(marks) do
table.insert(
parts,
string.format("%%#%s#%s%%*", mark.hl, mark.char)
)
end
return table.concat(parts, " ")
end
---@param buf integer
local function clear(buf)
vim.b[buf].git_status = nil
vim.b[buf].git_status_string = nil
end
---@param buf integer
---@param r ow.Git.Repo
---@param rel string
local function set_status(buf, r, rel)
local entry = r:status_entry_for(rel)
vim.b[buf].git_status = { head = r:head(), entry = entry }
vim.b[buf].git_status_string = render(entry)
end
---@param buf integer
---@param r ow.Git.Repo?
local function update_buf(buf, r)
if not vim.api.nvim_buf_is_valid(buf) then
return
end
local name = vim.api.nvim_buf_get_name(buf)
if name == "" or util.is_uri(name) then
return clear(buf)
end
r = r or repo.find(buf)
if not r then
return clear(buf)
end
local rel = vim.fs.relpath(r.worktree, vim.fn.resolve(name))
if not rel then
return clear(buf)
end
set_status(buf, r, rel)
end
repo.on("refresh", function(r)
local any_visible = false
for buf in pairs(r.buffers) do
if vim.api.nvim_buf_is_loaded(buf) then
local name = vim.api.nvim_buf_get_name(buf)
if name ~= "" and not util.is_uri(name) then
local rel = vim.fs.relpath(r.worktree, vim.fn.resolve(name))
if rel then
set_status(buf, r, rel)
if
not any_visible
and #vim.fn.win_findbuf(buf) > 0
then
any_visible = true
end
end
end
end
end
if any_visible then
vim.cmd.redrawstatus({ bang = true })
end
end)
vim.api.nvim_create_autocmd("BufWinEnter", {
group = vim.api.nvim_create_augroup("ow.git.statusline", { clear = true }),
callback = function(args)
update_buf(args.buf, nil)
end,
})
for _, buf in ipairs(vim.api.nvim_list_bufs()) do
if vim.api.nvim_buf_is_loaded(buf) then
update_buf(buf, nil)
end
end
return M