|
| 1 | +local context = require("java-deps.context") |
| 2 | +local parser = require("java-deps.parser") |
| 3 | +local providers = require("java-deps.providers.init") |
| 4 | +local lsp_command = require("java-deps.lsp-command") |
| 5 | +local ui = require("java-deps.ui") |
| 6 | +local writer = require("java-deps.writer") |
| 7 | +local config = require("java-deps.config") |
| 8 | +local utils = require("java-deps.utils.init") |
| 9 | +local View = require("java-deps.view") |
| 10 | +local folding = require("java-deps.folding") |
| 11 | +local node_kind = require("java-deps.symbols").node_kind |
| 12 | +local t_utils = require("java-deps.utils.table") |
| 13 | + |
| 14 | +local M = { |
| 15 | + view = nil, |
| 16 | + ------------------------- |
| 17 | + -- STATE |
| 18 | + ------------------------- |
| 19 | + state = { |
| 20 | + preview_buf = nil, |
| 21 | + preview_win = nil, |
| 22 | + hover_buf = nil, |
| 23 | + hover_win = nil, |
| 24 | + flattened_outline_items = {}, |
| 25 | + code_buf = nil, |
| 26 | + code_win = nil, |
| 27 | + outline_items = nil, |
| 28 | + }, |
| 29 | +} |
| 30 | + |
| 31 | +local function setup_global_autocmd() |
| 32 | + if config.options.highlight_hovered_item or config.options.auto_unfold_hover then |
| 33 | + vim.api.nvim_create_autocmd("CursorHold", { |
| 34 | + pattern = "*", |
| 35 | + callback = function() |
| 36 | + M._highlight_current_item(nil) |
| 37 | + end, |
| 38 | + }) |
| 39 | + end |
| 40 | + |
| 41 | + vim.api.nvim_create_autocmd("WinEnter", { |
| 42 | + pattern = "*", |
| 43 | + callback = require("java-deps.preview").close, |
| 44 | + }) |
| 45 | +end |
| 46 | + |
| 47 | +local function setup_buffer_autocmd(buf) |
| 48 | + if config.options.auto_preview then |
| 49 | + vim.api.nvim_create_autocmd("CursorHold", { |
| 50 | + buffer = buf, |
| 51 | + callback = require("java-deps.preview").show, |
| 52 | + }) |
| 53 | + else |
| 54 | + vim.api.nvim_create_autocmd("CursorMoved", { |
| 55 | + buffer = buf, |
| 56 | + callback = require("java-deps.preview").close, |
| 57 | + }) |
| 58 | + end |
| 59 | +end |
| 60 | + |
| 61 | +local function wipe_state() |
| 62 | + M.state = { outline_items = {}, flattened_outline_items = {}, code_win = 0, code_buf = 0 } |
| 63 | +end |
| 64 | + |
| 65 | +local function _update_lines() |
| 66 | + M.state.flattened_outline_items = parser.flatten(M.state.outline_items) |
| 67 | + writer.parse_and_write(M.view.bufnr, M.state.flattened_outline_items) |
| 68 | +end |
| 69 | + |
| 70 | +function M._current_node() |
| 71 | + local current_line = vim.api.nvim_win_get_cursor(M.view.winnr)[1] |
| 72 | + return M.state.flattened_outline_items[current_line] |
| 73 | +end |
| 74 | + |
| 75 | +local function goto_location(change_focus) |
| 76 | + local node = M._current_node() |
| 77 | + vim.api.nvim_win_set_cursor(M.state.code_win, { node.line + 1, node.character }) |
| 78 | + if change_focus then |
| 79 | + vim.fn.win_gotoid(M.state.code_win) |
| 80 | + end |
| 81 | + if config.options.auto_close then |
| 82 | + M.close_outline() |
| 83 | + end |
| 84 | +end |
| 85 | + |
| 86 | +local function package_handler(node) |
| 87 | + if not folding.is_foldable(node) then |
| 88 | + return |
| 89 | + end |
| 90 | + if M.view:is_open() then |
| 91 | + local children = {} |
| 92 | + local response = lsp_command.get_package_data(M.state.code_buf, node) |
| 93 | + if response == nil or type(response) ~= "table" then |
| 94 | + return |
| 95 | + end |
| 96 | + for _, value in ipairs(response) do |
| 97 | + if node_kind.CONTAINER == value.kind then |
| 98 | + if value.entryKind == value.kind then |
| 99 | + value.parent = node |
| 100 | + local c = lsp_command.get_package_data(M.state.code_buf, value) |
| 101 | + if c and c[1] then |
| 102 | + table.insert(children, c[1]) |
| 103 | + end |
| 104 | + else |
| 105 | + table.insert(children, value) |
| 106 | + end |
| 107 | + else |
| 108 | + table.insert(children, value) |
| 109 | + end |
| 110 | + end |
| 111 | + |
| 112 | + local child_hir = t_utils.array_copy(node.hierarchy) |
| 113 | + table.insert(child_hir, node.isLast) |
| 114 | + node.children = parser.parse(children, node.depth + 1, child_hir, node) |
| 115 | + return children |
| 116 | + end |
| 117 | +end |
| 118 | + |
| 119 | +local function open_file(node) |
| 120 | + node = node or M._current_node() |
| 121 | + -- open_file |
| 122 | + local fname = node.uri |
| 123 | + if vim.startswith(fname, "file:") then |
| 124 | + vim.fn.win_gotoid(M.state.code_win) |
| 125 | + fname = string.sub(node.path, 2) |
| 126 | + local cmd = "edit " .. fname |
| 127 | + vim.cmd(cmd) |
| 128 | + if config.options.auto_close then |
| 129 | + M.close_outline() |
| 130 | + end |
| 131 | + end |
| 132 | +end |
| 133 | + |
| 134 | +function M._set_folded_or_open(open, move_cursor, node_index) |
| 135 | + local node = M.state.flattened_outline_items[node_index] or M._current_node() |
| 136 | + local folded = false |
| 137 | + if node.folded ~= nil then |
| 138 | + folded = not node.folded |
| 139 | + end |
| 140 | + if node.kind == node_kind.FILE or node.kind == node_kind.PRIMARYTYPE then |
| 141 | + if move_cursor then |
| 142 | + vim.api.nvim_win_set_cursor(M.view.winnr, { node_index, 0 }) |
| 143 | + end |
| 144 | + if open then |
| 145 | + open_file(node) |
| 146 | + end |
| 147 | + else |
| 148 | + M._set_folded(folded, move_cursor, node_index) |
| 149 | + end |
| 150 | +end |
| 151 | +function M._set_folded(folded, move_cursor, node_index) |
| 152 | + local node = M.state.flattened_outline_items[node_index] or M._current_node() |
| 153 | + if folding.is_foldable(node) then |
| 154 | + node.folded = folded |
| 155 | + |
| 156 | + if move_cursor then |
| 157 | + vim.api.nvim_win_set_cursor(M.view.winnr, { node_index, 0 }) |
| 158 | + end |
| 159 | + |
| 160 | + package_handler(node) |
| 161 | + _update_lines() |
| 162 | + elseif node.parent then |
| 163 | + local parent_node = M.state.flattened_outline_items[node.parent.line_in_outline] |
| 164 | + |
| 165 | + if parent_node then |
| 166 | + M._set_folded(folded, not parent_node.folded and folded, parent_node.line_in_outline) |
| 167 | + end |
| 168 | + end |
| 169 | +end |
| 170 | + |
| 171 | +function M._set_all_folded(folded, nodes) |
| 172 | + nodes = nodes or M.state.outline_items |
| 173 | + |
| 174 | + for _, node in ipairs(nodes) do |
| 175 | + node.folded = folded |
| 176 | + if node.children then |
| 177 | + M._set_all_folded(folded, node.children) |
| 178 | + end |
| 179 | + end |
| 180 | + |
| 181 | + _update_lines() |
| 182 | +end |
| 183 | + |
| 184 | +function M._highlight_current_item(winnr) |
| 185 | + local has_provider = providers.has_provider() |
| 186 | + |
| 187 | + local is_current_buffer_the_outline = M.view.bufnr == vim.api.nvim_get_current_buf() |
| 188 | + |
| 189 | + local doesnt_have_outline_buf = not M.view.bufnr |
| 190 | + |
| 191 | + local should_exit = not has_provider or doesnt_have_outline_buf or is_current_buffer_the_outline |
| 192 | + |
| 193 | + -- Make a special case if we have a window number |
| 194 | + -- Because we might use this to manually focus so we dont want to quit this |
| 195 | + -- function |
| 196 | + if winnr then |
| 197 | + should_exit = false |
| 198 | + end |
| 199 | + |
| 200 | + if should_exit then |
| 201 | + return |
| 202 | + end |
| 203 | + |
| 204 | + local win = winnr or vim.api.nvim_get_current_win() |
| 205 | + |
| 206 | + local hovered_line = vim.api.nvim_win_get_cursor(win)[1] - 1 |
| 207 | + |
| 208 | + local leaf_node = nil |
| 209 | + |
| 210 | + local cb = function(value) |
| 211 | + value.hovered = nil |
| 212 | + |
| 213 | + if value.line == hovered_line then |
| 214 | + value.hovered = true |
| 215 | + leaf_node = value |
| 216 | + end |
| 217 | + end |
| 218 | + |
| 219 | + utils.items_dfs(cb, M.state.outline_items) |
| 220 | + |
| 221 | + _update_lines() |
| 222 | + |
| 223 | + if leaf_node then |
| 224 | + for index, node in ipairs(M.state.flattened_outline_items) do |
| 225 | + if node == leaf_node then |
| 226 | + vim.api.nvim_win_set_cursor(M.view.winnr, { index, 1 }) |
| 227 | + break |
| 228 | + end |
| 229 | + end |
| 230 | + end |
| 231 | +end |
| 232 | + |
| 233 | +local function setup_keymaps(bufnr) |
| 234 | + local map = function(...) |
| 235 | + utils.nmap(bufnr, ...) |
| 236 | + end |
| 237 | + -- show help |
| 238 | + map(config.options.keymaps.show_help, require("java-deps.config").show_help) |
| 239 | + -- close outline |
| 240 | + map(config.options.keymaps.close, function() |
| 241 | + M.view:close() |
| 242 | + end) |
| 243 | + -- open_file |
| 244 | + map(config.options.keymaps.open_file, function() |
| 245 | + M._set_folded_or_open(true) |
| 246 | + end) |
| 247 | + -- fold selection |
| 248 | + map(config.options.keymaps.fold, function() |
| 249 | + M._set_folded(true) |
| 250 | + end) |
| 251 | + -- unfold selection |
| 252 | + map(config.options.keymaps.unfold, function() |
| 253 | + M._set_folded(false) |
| 254 | + end) |
| 255 | + -- fold all |
| 256 | + map(config.options.keymaps.fold_all, function() |
| 257 | + M._set_all_folded(true) |
| 258 | + end) |
| 259 | + -- unfold all |
| 260 | + map(config.options.keymaps.unfold_all, function() |
| 261 | + M._set_all_folded(false) |
| 262 | + end) |
| 263 | + -- fold reset |
| 264 | + map(config.options.keymaps.fold_reset, function() |
| 265 | + M._set_all_folded(nil) |
| 266 | + end) |
| 267 | +end |
| 268 | + |
| 269 | +local function handler(response) |
| 270 | + if response == nil or type(response) ~= "table" then |
| 271 | + return |
| 272 | + end |
| 273 | + |
| 274 | + M.state.code_win = vim.api.nvim_get_current_win() |
| 275 | + |
| 276 | + M.view:setup_view() |
| 277 | + -- clear state when buffer is closed |
| 278 | + vim.api.nvim_buf_attach(M.view.bufnr, false, { |
| 279 | + on_detach = function(_, _) |
| 280 | + wipe_state() |
| 281 | + end, |
| 282 | + }) |
| 283 | + |
| 284 | + setup_keymaps(M.view.bufnr) |
| 285 | + setup_buffer_autocmd(M.state.code_buf) |
| 286 | + |
| 287 | + local items = parser.parse(response) |
| 288 | + |
| 289 | + M.state.outline_items = items |
| 290 | + M.state.flattened_outline_items = parser.flatten(items) |
| 291 | + |
| 292 | + writer.parse_and_write(M.view.bufnr, M.state.flattened_outline_items) |
| 293 | + |
| 294 | + M._highlight_current_item(M.state.code_win) |
| 295 | +end |
| 296 | + |
| 297 | +function M.toggle_outline() |
| 298 | + if M.view:is_open() then |
| 299 | + M.close_outline() |
| 300 | + else |
| 301 | + M.open_outline() |
| 302 | + end |
| 303 | +end |
| 304 | + |
| 305 | +local function resolve_path(path) |
| 306 | + local resp = lsp_command.resolve_path(M.state.code_buf, path) |
| 307 | + local function find_root(node) |
| 308 | + for _, value in ipairs(M.state.flattened_outline_items) do |
| 309 | + if value.kind == node.kind then |
| 310 | + if node.kind == 5 then |
| 311 | + if value.name == node.name then |
| 312 | + return value |
| 313 | + end |
| 314 | + elseif node.kind == 6 then |
| 315 | + if value.uri == node.uri then |
| 316 | + return value |
| 317 | + end |
| 318 | + elseif node.path ~= nil and value.path == node.path then |
| 319 | + return value |
| 320 | + end |
| 321 | + end |
| 322 | + end |
| 323 | + end |
| 324 | + if resp ~= nil then |
| 325 | + for _, value in ipairs(resp) do |
| 326 | + local node = find_root(value) |
| 327 | + if node ~= nil then |
| 328 | + M._set_folded_or_open(false, true, node.line_in_outline) |
| 329 | + end |
| 330 | + end |
| 331 | + end |
| 332 | +end |
| 333 | + |
| 334 | +function M.open_outline() |
| 335 | + if not M.view:is_open() then |
| 336 | + M.state.code_buf = vim.api.nvim_get_current_buf() |
| 337 | + local resp = lsp_command.get_projects(M.state.code_buf, context.current_config().root_uri) |
| 338 | + local path = vim.uri_from_bufnr(M.state.code_buf) |
| 339 | + handler(resp) |
| 340 | + resolve_path(path) |
| 341 | + end |
| 342 | +end |
| 343 | + |
| 344 | +function M.close_outline() |
| 345 | + M.view:close() |
| 346 | +end |
| 347 | + |
| 348 | +function M.setup(opts) |
| 349 | + config.setup(opts) |
| 350 | + ui.setup_highlights() |
| 351 | + |
| 352 | + M.view = View:new() |
| 353 | + setup_global_autocmd() |
| 354 | +end |
| 355 | + |
| 356 | +M.attach = function(client, buf, root_dir) |
| 357 | + context.attach(client, buf, root_dir) |
| 358 | +end |
| 359 | + |
| 360 | +return M |
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