local M = {}
local last_ctx = nil
local function find_exchange_file()
-- Priority 1: Current working directory (monorepo usage)
local local_path = vim.fn.getcwd() .. "/native-host/exchange.json"
if vim.fn.filereadable(local_path) == 1 then return local_path end
-- Priority 2: Standard project structure relative to this script
local script_path = debug.getinfo(1).source:sub(2)
local project_root = vim.fn.fnamemodify(script_path, ":h:h:h:h")
local standard_path = project_root .. "/native-host/exchange.json"
if vim.fn.filereadable(standard_path) == 1 then return standard_path end
return local_path -- Fallback to CWD
end
local options = {
path = find_exchange_file(),
silent = false,
}
-- Function to read and parse the exchange file
local function update_context(is_initial)
local f = io.open(options.path, "r")
if not f then return end
local content = f:read("*all")
f:close()
if not content or content == "" then return end
local ok, data = pcall(vim.fn.json_decode, content)
if ok and data then
last_ctx = data
if not options.silent or is_initial then
vim.notify("🌉 BridgeContext Synced: " .. data.name, vim.log.levels.INFO, { title = "BridgeContext" })
end
end
end
-- Setup file watcher
function M.setup(opts)
if opts then
for k, v in pairs(opts) do options[k] = v end
end
local w = vim.loop.new_fs_event()
local parent = vim.fn.fnamemodify(options.path, ":h")
if vim.fn.isdirectory(parent) == 1 then
w:start(parent, {}, vim.schedule_wrap(function(err, fname)
if fname == "exchange.json" then
-- Add a small delay for atomic rename to complete
vim.defer_fn(function() update_context(false) end, 100)
end
end))
end
-- Initial load
update_context(true)
-- Commands
vim.api.nvim_create_user_command("BridgeContext", M.show_context, {})
vim.api.nvim_create_user_command("BridgeInject", M.inject_context, {})
end
-- Show context in a floating window
function M.show_context()
if not last_ctx then
print("No active BridgeContext found.")
return
end
local buf = vim.api.nvim_create_buf(false, true)
local lines = {
"BRIDGE CONTEXT: " .. last_ctx.name,
"-------------------",
last_ctx.desc,
"",
"DATA:",
"----",
}
for line in last_ctx.data:gmatch("[^\r\n]+") do
table.insert(lines, line)
end
vim.api.nvim_buf_set_lines(buf, 0, -1, false, lines)
local width = 60
local height = 15
vim.api.nvim_open_win(buf, true, {
relative = "editor",
width = width,
height = height,
col = (vim.o.columns - width) / 2,
row = (vim.o.lines - height) / 2,
style = "minimal",
border = "rounded"
})
end
-- Inject context at cursor
function M.inject_context()
if not last_ctx then
print("No context to inject.")
return
end
local current_pos = vim.api.nvim_win_get_cursor(0)
local line = current_pos[1] - 1
local col = current_pos[2]
local lines = {}
for l in last_ctx.data:gmatch("[^\r\n]+") do
table.insert(lines, l)
end
vim.api.nvim_buf_set_text(0, line, col, line, col, lines)
vim.notify("Context injected from Bridge!", vim.log.levels.INFO)
end
return M
