-- vim.g.mapleader = " "
-- This has to be configured inside lazy.lua due to telescope loading before this takes effect

vim.cmd("command! W w")

-- Navigation
vim.keymap.set("n", "Q", "<nop>", { desc = "Do not quit" })                          -- Do not quit :D
vim.keymap.set("i", "<C-c>", "<Esc>")                                                -- Exit insert mode with C-c
vim.keymap.set("n", "<C-f>", "<cmd>silent !tmux display-popup -E \"tmuxss -i\"<CR>") -- open tmuxss switcher
vim.keymap.set("n", "-", "<CMD>Oil<CR>", { desc = "Open parent directory" })         -- open file viewer
vim.keymap.set("n", "<C-q>", "<cmd>copen<CR>");                                      -- Open Quickfixlist

vim.keymap.set("t", "<Esc>", "<C-\\><C-n>")                                          -- use Esc to escape terminal

vim.keymap.set("n", "<C-u>", "<C-u>zz")                                              -- Move up a page while keeping the cursor centered
vim.keymap.set("n", "<C-d>", "<C-d>zz")                                              -- Move down a page while keeping the cursor centered

vim.keymap.set("n", "n", "nzzzv")                                                    -- Jump to next occurance and center cursor
vim.keymap.set("n", "N", "Nzzzv")                                                    -- Jump to previous occurance and center cursor

vim.keymap.set("n", "<C-A-k>", "<cmd>cprev<CR>zz")                                   -- Previous Quickfixlist entry
vim.keymap.set("n", "<C-A-j>", "<cmd>cnext<CR>zz")                                   -- Next Quickfixlist entry

vim.keymap.set("n", "<C-M>", "<cmd>tabnext +<CR>")                                   -- Next tab
vim.keymap.set("n", "<C-N>", "<cmd>tabnext -<CR>")                                   -- Previous Tab
vim.keymap.set("n", "<C-t>", "<cmd>tabnew<CR>")                                      -- Create new Tab
vim.keymap.set("n", "<C-w><C-t>", "<cmd>tabclose<CR>")                               -- Close the current Tab

-- Text editing
vim.keymap.set("v", "J", ":m '>+1<CR>gv=gv")                    -- Move selected text up one line
vim.keymap.set("v", "K", ":m '<-2<CR>gv=gv")                    -- Move selected text down one line

vim.keymap.set("n", "J", "mzJ`z")                               -- Remove newline characte on current line

vim.keymap.set("n", "<leader>c", ":w<CR>:!cargo<Space>run<CR>") -- Quick Cargo run

vim.keymap.set("n", "<leader>f", function()
    vim.lsp.buf.format()
end)

-- fuck this thing
for _, mode in ipairs({ "n", "v", "i" }) do
    vim.keymap.set(mode, "<RightMouse>", function() end)
    vim.keymap.set(mode, "<2-RightMouse>", function() end)
    vim.keymap.set(mode, "<3-RightMouse>", function() end)
    vim.keymap.set(mode, "<4-RightMouse>", function() end)
end

-- Goated: Edit the word under the cursor using a substitute
vim.keymap.set("n", "<leader>s", ":%s/\\<<C-r><C-w>\\>/<C-r><C-w>/gI<Left><Left><Left>")

-- Yanking and Pasting
-- Yank to + register (system clipboard)
vim.keymap.set("n", "<leader>y", "\"+y")
vim.keymap.set("v", "<leader>y", "\"+y")
vim.keymap.set("n", "<leader>Y", "\"+Y")
-- Delete to void register (no clipboard)
vim.keymap.set("v", "<leader>d", "\"_d")
vim.keymap.set("v", "<leader>dd", "\"_d")
-- currently conflict with searches
-- vim.keymap.set("x", "<leader>P", "\"_dP") -- Paste before without moving selection into the yank register
-- vim.keymap.set("x", "<leader>p", "\"_dp") -- Paste after without moving selection into the yank register

-- Macros
vim.keymap.set("n", "<leader>x", "<cmd>!chmod +x %<CR>", { silent = true })

-- format a markdown table inside visual selection
vim.api.nvim_create_user_command("Mdtf", function(opts)
    vim.cmd(string.format("%d,%d!column -t -s '|' -o '|'", opts.line1, opts.line2))
end, {
    range = true,
})
vim.keymap.set("v", "<leader>mt", ":!column -t -s '|' -o '|'<CR>", { desc = "Format markdown table" })

-- Lua editing
vim.keymap.set("n", "<space><space>l", "<cmd>source %<CR>") -- source the current buffer
vim.keymap.set("n", "<space>l", ":.lua<CR>")                -- source the current line
vim.keymap.set("v", "<space>l", ":lua<CR>")                 -- source the visual selection

local function swap_words()
    local start = vim.fn.getpos("'<")[2]
    local finish = vim.fn.getpos("'>")[2]

    local w1 = vim.fn.input("Word 1: ")
    local w2 = vim.fn.input("Word 2: ")

    if w1 == "" or w2 == "" then
        return
    end

    local lines = vim.api.nvim_buf_get_lines(0, start - 1, finish, false)

    for i, line in ipairs(lines) do
        line = line:gsub(vim.pesc(w1), "__TMP__")
        line = line:gsub(vim.pesc(w2), w1)
        line = line:gsub("__TMP__", w2)
        lines[i] = line
    end

    vim.api.nvim_buf_set_lines(0, start - 1, finish, false, lines)
end

vim.keymap.set("v", "<leader>ws", swap_words, { desc = "Swap two words in selection" })
vim.keymap.set("n", "<leader>ws", swap_words, { desc = "Swap two words in selection" })