-- ~/.config/nvim/lua/custom/hydra.lua
local Hydra = require('hydra')

-- Fenster-Management Hydra
Hydra({
	name = 'Fenster',
	mode = 'n',
	body = '<C-w>',
	heads = {
		-- Navigieren zwischen Fenstern
		{ 'h',     '<C-w>h',        { desc = 'links' } },
		{ 'j',     '<C-w>j',        { desc = 'unten' } },
		{ 'k',     '<C-w>k',        { desc = 'oben' } },
		{ 'l',     '<C-w>l',        { desc = 'rechts' } },

		-- Fenster verschieben
		{ 'H',     '<C-w>H',        { desc = 'nach links verschieben' } },
		{ 'J',     '<C-w>J',        { desc = 'nach unten verschieben' } },
		{ 'K',     '<C-w>K',        { desc = 'nach oben verschieben' } },
		{ 'L',     '<C-w>L',        { desc = 'nach rechts verschieben' } },

		-- Größe ändern
		{ '>',     '<C-w>>',        { desc = 'breiter' } },
		{ '<',     '<C-w><',        { desc = 'schmaler' } },
		{ '+',     '<C-w>+',        { desc = 'höher' } },
		{ '-',     '<C-w>-',        { desc = 'niedriger' } },
		{ '=',     '<C-w>=',        { desc = 'gleiche Größe' } },

		-- Neue Fenster
		{ 's',     '<C-w>s',        { desc = 'horizontal teilen' } },
		{ 'v',     '<C-w>v',        { desc = 'vertikal teilen' } },
		{ 'n',     '<cmd>new<CR>',  { desc = 'neue horizontale Teilung' } },
		{ 'N',     '<cmd>vnew<CR>', { desc = 'neue vertikale Teilung' } },

		-- Fenster schließen
		{ 'c',     '<C-w>c',        { desc = 'schließen' } },
		{ 'o',     '<C-w>o',        { desc = 'andere schließen' } },

		-- Beenden
		{ 'q',     nil,             { desc = 'beenden', exit = true } },
		{ '<Esc>', nil,             { desc = 'beenden', exit = true } },
	}
})

-- Harpoon Hydra
Hydra({
	name = 'Harpoon',
	mode = 'n',
	body = '<leader>h',
	heads = {
		{ 'a',     function() require("harpoon.mark").add_file() end,        { desc = 'Datei hinzufügen' } },
		{ 'h',     function() require("harpoon.ui").toggle_quick_menu() end, { desc = 'Menü anzeigen' } },
		{ 'n',     function() require("harpoon.ui").nav_next() end,          { desc = 'Nächste Datei' } },
		{ 'p',     function() require("harpoon.ui").nav_prev() end,          { desc = 'Vorherige Datei' } },
		{ '1',     function() require("harpoon.ui").nav_file(1) end,         { desc = 'Datei 1' } },
		{ '2',     function() require("harpoon.ui").nav_file(2) end,         { desc = 'Datei 2' } },
		{ '3',     function() require("harpoon.ui").nav_file(3) end,         { desc = 'Datei 3' } },
		{ '4',     function() require("harpoon.ui").nav_file(4) end,         { desc = 'Datei 4' } },
		{ '5',     function() require("harpoon.ui").nav_file(5) end,         { desc = 'Datei 5' } },
		{ 'q',     nil,                                                      { desc = 'beenden', exit = true } },
		{ '<Esc>', nil,                                                      { desc = 'beenden', exit = true } },
	}
})

-- Git-Operationen Hydra (funktioniert mit Gitsigns und Neogit)
Hydra({
	name = 'Git',
	mode = 'n',
	body = '<leader>g',
	heads = {
		-- Gitsigns
		{ 'h',     function() require("gitsigns").preview_hunk() end,    { desc = 'Änderung anzeigen' } },
		{ 'n',     function() require("gitsigns").next_hunk() end,       { desc = 'Nächste Änderung' } },
		{ 'p',     function() require("gitsigns").prev_hunk() end,       { desc = 'Vorherige Änderung' } },
		{ 's',     function() require("gitsigns").stage_hunk() end,      { desc = 'Änderung stagen' } },
		{ 'u',     function() require("gitsigns").undo_stage_hunk() end, { desc = 'Stagen rückgängig' } },
		{ 'r',     function() require("gitsigns").reset_hunk() end,      { desc = 'Änderung zurücksetzen' } },

		-- Neogit
		{ 'g',     function() require("neogit").open() end,              { desc = 'Neogit öffnen', exit = true } },
		{ 'c',     function() require("neogit").open({ "commit" }) end,  { desc = 'Commit', exit = true } },
		{ 'P',     function() require("neogit").open({ "push" }) end,    { desc = 'Push', exit = true } },
		{ 'l',     function() require("neogit").open({ "log" }) end,     { desc = 'Log', exit = true } },

		-- Diffview
		{ 'd',     '<cmd>DiffviewOpen<CR>',                              { desc = 'Diff anzeigen', exit = true } },

		-- Beenden
		{ 'q',     nil,                                                  { desc = 'beenden', exit = true } },
		{ '<Esc>', nil,                                                  { desc = 'beenden', exit = true } },
	}
})

-- Neo-tree Hydra
Hydra({
	name = 'Explorer',
	mode = 'n',
	body = '<leader>E',
	heads = {
		{ 'e', '<cmd>Neotree toggle right<CR>',           { desc = 'Explorer ein/aus', exit = true } },
		{ 'f', '<cmd>Neotree focus filesystem right<CR>', { desc = 'Dateisystem', exit = true } },
		{ 'b', '<cmd>Neotree focus buffers right<CR>',    { desc = 'Buffer', exit = true } },
		{ 'g', '<cmd>Neotree focus git_status right<CR>', { desc = 'Git-Status', exit = true } },

		-- Leap Integration
		{ 's', function()
			-- Öffne Neo-tree und springe mit Leap
			vim.cmd('Neotree focus filesystem right')
			-- Eine kleine Verzögerung, damit Neo-tree Zeit hat, zu öffnen
			vim.defer_fn(function()
				require('leap').leap { target_windows = { vim.api.nvim_get_current_win() } }
			end, 100)
		end,
			{ desc = 'Suchen mit Leap', exit = true }
		},

		-- Beenden
		{ 'q',     nil, { desc = 'beenden', exit = true } },
		{ '<Esc>', nil, { desc = 'beenden', exit = true } },
	}
})

-- LSP und Coding-Hydra
Hydra({
	name = 'Code',
	mode = 'n',
	body = '<leader>c',
	heads = {
		-- LSP Aktionen
		{ 'a',     vim.lsp.buf.code_action,                    { desc = 'Code-Aktion' } },
		{ 'r',     vim.lsp.buf.rename,                         { desc = 'Umbenennen' } },
		{ 'd',     vim.lsp.buf.definition,                     { desc = 'Definition', exit = true } },
		{ 'D',     vim.lsp.buf.declaration,                    { desc = 'Deklaration', exit = true } },
		{ 'i',     vim.lsp.buf.implementation,                 { desc = 'Implementation', exit = true } },
		{ 'h',     vim.lsp.buf.hover,                          { desc = 'Hover Info' } },
		{ 'f',     function() require('conform').format() end, { desc = 'Formatieren' } },

		-- Diagnostik
		{ 'n',     vim.diagnostic.goto_next,                   { desc = 'Nächster Fehler' } },
		{ 'p',     vim.diagnostic.goto_prev,                   { desc = 'Vorheriger Fehler' } },
		{ 'l',     vim.diagnostic.open_float,                  { desc = 'Fehler anzeigen' } },

		-- Beenden
		{ 'q',     nil,                                        { desc = 'beenden', exit = true } },
		{ '<Esc>', nil,                                        { desc = 'beenden', exit = true } },
	}
})

-- Erweiterte Navigation mit Leap und Harpoon
Hydra({
	name = 'Navigation',
	mode = 'n',
	body = '<leader>n',
	heads = {
		-- Leap
		{ 'f', function() require('leap').leap { target_windows = { vim.api.nvim_get_current_win() } } end,
			{ desc = 'Leap vorwärts', exit = true } },
		{ 'F', function() require('leap').leap { backward = true, target_windows = { vim.api.nvim_get_current_win() } } end,
			{ desc = 'Leap rückwärts', exit = true } },
		{ 'w', function()
			require('leap').leap { target_windows = vim.tbl_filter(
				function(win) return vim.api.nvim_win_get_config(win).relative == '' end,
				vim.api.nvim_list_wins()
			) }
		end, { desc = 'Leap alle Fenster', exit = true } },

		-- Harpoon
		{ 'h',     function() require("harpoon.ui").toggle_quick_menu() end, { desc = 'Harpoon-Menü', exit = true } },
		{ '1',     function() require("harpoon.ui").nav_file(1) end,         { desc = 'Harpoon 1', exit = true } },
		{ '2',     function() require("harpoon.ui").nav_file(2) end,         { desc = 'Harpoon 2', exit = true } },
		{ '3',     function() require("harpoon.ui").nav_file(3) end,         { desc = 'Harpoon 3', exit = true } },
		{ '4',     function() require("harpoon.ui").nav_file(4) end,         { desc = 'Harpoon 4', exit = true } },

		-- Dateiexploration
		{ 'e',     '<cmd>Neotree toggle right<CR>',                          { desc = 'Explorer', exit = true } },
		{ 't',     '<cmd>Telescope find_files<CR>',                          { desc = 'Dateien suchen', exit = true } },
		{ 'g',     '<cmd>Telescope live_grep<CR>',                           { desc = 'Inhalte suchen', exit = true } },

		-- Beenden
		{ 'q',     nil,                                                      { desc = 'beenden', exit = true } },
		{ '<Esc>', nil,                                                      { desc = 'beenden', exit = true } },
	}
})