local hydra = require('hydra')

-- Side Scroll
hydra({
    name = 'Side scroll',
    mode = 'n',
    body = 'z',
    heads = {
        { 'h', '5zh' },
        { 'l', '5zl', { desc = '←/→' } },
        { 'H', 'zH' },
        { 'L', 'zL', { desc = 'half screen ←/→' } },
    },
})

-- Git Integration
local gitsigns = require('gitsigns')

local hint = [[
 _J_: next hunk   _s_: stage hunk        _d_: show deleted   _b_: blame line
 _K_: prev hunk   _u_: undo stage hunk   _p_: preview hunk   _B_: blame show full
 ^ ^              _S_: stage buffer      ^ ^                 _/_: show base file
 ^
 ^ ^              _<Enter>_: Neogit              _q_: exit
]]

hydra({
    hint = hint,
    config = {
        color = 'pink',
        invoke_on_body = true,
        hint = {
            position = 'bottom',
            border = 'rounded',
        },
        on_enter = function()
            vim.bo.modifiable = false
            gitsigns.toggle_signs(true)
            gitsigns.toggle_linehl(true)
        end,
        on_exit = function()
            gitsigns.toggle_signs(false)
            gitsigns.toggle_linehl(false)
            gitsigns.toggle_deleted(false)
        end,
    },
    mode = { 'n', 'x' },
    body = '<leader>G',
    heads = {
        {
            'J',
            function()
                if vim.wo.diff then
                    return ']c'
                end
                vim.schedule(function()
                    gitsigns.next_hunk()
                end)
                return '<Ignore>'
            end,
            { expr = true },
        },
        {
            'K',
            function()
                if vim.wo.diff then
                    return '[c'
                end
                vim.schedule(function()
                    gitsigns.prev_hunk()
                end)
                return '<Ignore>'
            end,
            { expr = true },
        },
        { 's', ':Gitsigns stage_hunk<CR>', { silent = true } },
        { 'u', gitsigns.undo_stage_hunk },
        { 'S', gitsigns.stage_buffer },
        { 'p', gitsigns.preview_hunk },
        { 'd', gitsigns.toggle_deleted, { nowait = true } },
        { 'b', gitsigns.blame_line },
        {
            'B',
            function()
                gitsigns.blame_line({ full = true })
            end,
        },
        { '/', gitsigns.show, { exit = true } }, -- show the base of the file
        { '<Enter>', '<cmd>Neogit<CR>', { exit = true } },
        { 'q', nil, { exit = true, nowait = true } },
    },
})