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feat: smart open should prefer alternative window #83

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merged 1 commit into from
Nov 28, 2023
Merged

feat: smart open should prefer alternative window #83

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26 changes: 16 additions & 10 deletions lua/flatten/core.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -42,18 +42,24 @@ function M.smart_open(focus)

-- traverse the window tree to find the first available window
local stack = { layout }
local win_alt = vim.fn.win_getid(vim.fn.winnr("#"))
local win

while #stack > 0 do
local node = table.remove(stack)
if node[1] == "leaf" then
if valid_targets[node[2]] then
win = node[2]
break
end
else
for i = #node[2], 1, -1 do
table.insert(stack, node[2][i])
-- prefer the alternative window if it's valid
if valid_targets[win_alt] and win_alt ~= vim.api.nvim_get_current_win() then
win = win_alt
else
while #stack > 0 do
local node = table.remove(stack)
if node[1] == "leaf" then
if valid_targets[node[2]] then
win = node[2]
break
end
else
for i = #node[2], 1, -1 do
table.insert(stack, node[2][i])
end
end
end
end
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