gitlogdiff.nvim/lua/gitlogdiff/ui.lua at main · Salanoid/gitlogdiff.nvim · GitHub

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local api = vim.api

local M = {}

M.state = {

buf = nil,

win = nil,

commits = {},

selected = {},

cursor = 1,

}

function M.open(commits)

M.state.commits = commits

M.state.selected = {}

M.state.cursor = 1

M.state.buf = api.nvim_create_buf(false, true)

vim.bo[M.state.buf].buftype = "nofile"

vim.bo[M.state.buf].bufhidden = "wipe"

vim.bo[M.state.buf].swapfile = false

vim.bo[M.state.buf].filetype = "gitlogdiff"

local width = 90

local height = math.min(#commits + 2, 30)

local row = math.floor((vim.o.lines - height) / 2)

local col = math.floor((vim.o.columns - width) / 2)

M.state.win = api.nvim_open_win(M.state.buf, true, {

relative = "editor",

width = width,

height = height,

row = row,

col = col,

style = "minimal",

border = "rounded",

title = "Git Commits",

title_pos = "center",

})

vim.wo[M.state.win].cursorline = true

M.render()

M.keymaps()

end

function M.render()

local lines = {}

for i, c in ipairs(M.state.commits) do

local mark = M.state.selected[i] and "●" or "○"

table.insert(lines, mark .. " " .. c)

end

vim.bo[M.state.buf].modifiable = true

api.nvim_buf_set_lines(M.state.buf, 0, -1, false, lines)

vim.bo[M.state.buf].modifiable = false

api.nvim_win_set_cursor(M.state.win, { M.state.cursor, 0 })

end

function M.move(delta)

M.state.cursor = math.max(1, math.min(#M.state.commits, M.state.cursor + delta))

M.render()

end

function M.toggle()

local i = M.state.cursor

M.state.selected[i] = not M.state.selected[i]

M.render()

end

function M.get_selected_indices()

local indices = {}

for i = 1, #M.state.commits do

if M.state.selected[i] then

table.insert(indices, i)

end

return indices

end

function M.get_selected_hashes()

local hashes = {}

local indices = M.get_selected_indices()

for _, i in ipairs(indices) do

local h = M.state.commits[i]:match("^(%w+)")

if h then

table.insert(hashes, h)

end

return hashes

end

function M.keymaps()

local opts = { buffer = M.state.buf, silent = true }

vim.keymap.set("n", "j", function()

M.move(1)

end, opts)

vim.keymap.set("n", "k", function()

M.move(-1)

end, opts)

vim.keymap.set("n", "<space>", M.toggle, opts)

vim.keymap.set("n", "<CR>", function()

local ui = require("gitlogdiff.ui")

require("gitlogdiff.actions").show_selected(ui.get_selected_hashes(), ui.get_selected_indices())

end, opts)

vim.keymap.set("n", "q", function()

if M.state.win and api.nvim_win_is_valid(M.state.win) then

api.nvim_win_close(M.state.win, true)

end

end, opts)

end

return M

gitlogdiff.nvim/lua/gitlogdiff/ui.lua at main · Salanoid/gitlogdiff.nvim · GitHub

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