.

1 files changed, 67 insertions, 0 deletions

diff --git a/.config/vis/plugins/ru-langmap.lua b/.config/vis/plugins/ru-langmap.lua
new file mode 100644
index 0000000..0a81e35
--- /dev/null
+++ b/.config/vis/plugins/ru-langmap.lua
@@ -0,0 +1,67 @@
+-- ru-langmap: use QWERTY motions while Russian layout is active,
+-- and stop Ctrl/Alt+arrows / Shift+Enter from leaking into the buffer.
+-- No upstream plugin exists for this, so this is a local one.
+
+local M = {}
+
+local function modes(...)
+	return { ... }
+end
+
+-- terminal keys the editor has no bindings for
+function M.stray_keys()
+	local nop = function() end
+	for _, mode in ipairs(modes(vis.modes.NORMAL, vis.modes.VISUAL, vis.modes.OPERATOR_PENDING)) do
+		vis:map(mode, "<C-Left>", "b")
+		vis:map(mode, "<C-Right>", "w")
+		vis:map(mode, "<M-Left>", "b")
+		vis:map(mode, "<M-Right>", "w")
+		vis:map(mode, "<M-Up>", "<vis-nop>")
+		vis:map(mode, "<M-Down>", "<vis-nop>")
+		vis:map(mode, "<S-Enter>", "<Enter>")
+	end
+	for _, mode in ipairs(modes(vis.modes.INSERT, vis.modes.REPLACE, vis.modes.PROMPT)) do
+		vis:map(mode, "<C-Left>", nop)
+		vis:map(mode, "<C-Right>", nop)
+		vis:map(mode, "<M-Left>", nop)
+		vis:map(mode, "<M-Right>", nop)
+		vis:map(mode, "<M-Up>", nop)
+		vis:map(mode, "<M-Down>", nop)
+		vis:map(mode, "<S-Enter>", "<Enter>")
+	end
+end
+
+-- ЙЦУКЕН -> QWERTY for modal editing (insert mode stays untouched)
+function M.langmap()
+	local ru_en = {
+		q="й", w="ц", e="у", r="к", t="е", y="н", u="г", i="ш", o="щ", p="з",
+		["["]="х", ["]"]="ъ",
+		a="ф", s="ы", d="в", f="а", g="п", h="р", j="о", k="л", l="д",
+		[";"]="ж", ["'"]="э",
+		z="я", x="ч", c="с", v="м", b="и", n="т", m="ь",
+		[","]="б", ["."]="ю",
+	}
+	local upper_ru = {
+		Й="Q", Ц="W", У="E", К="R", Е="T", Н="Y", Г="U", Ш="I", Щ="O", З="P",
+		Х="[", Ъ="]",
+		Ф="A", Ы="S", В="D", А="F", П="G", Р="H", О="J", Л="K", Д="L",
+		Ж=";", Э="'",
+		Я="Z", Ч="X", С="C", М="V", И="B", Т="N", Ь="M",
+		Б=",", Ю=".",
+	}
+	for _, mode in ipairs(modes(vis.modes.NORMAL, vis.modes.VISUAL, vis.modes.OPERATOR_PENDING)) do
+		for en, ru in pairs(ru_en) do
+			vis:map(mode, ru, en)
+		end
+		for ru, en in pairs(upper_ru) do
+			vis:map(mode, ru, en)
+		end
+	end
+end
+
+vis.events.subscribe(vis.events.INIT, function()
+	M.stray_keys()
+	M.langmap()
+end)
+
+return M