refractor: Restructure project

lil better to work on now

lua/symbols-outline/ui.lua

@@ -0,0 +1,43 @@
+local vim = vim
+local symbols = require('symbols-outline.symbols')
+local M = {}
+
+M.markers = {
+    bottom = "└",
+    middle = "├",
+    vertical = "│",
+    horizontal = "─"
+}
+
+M.hovered_hl_ns = vim.api.nvim_create_namespace("hovered_item")
+
+function M.clear_hover_highlight(bufnr)
+    vim.api.nvim_buf_clear_namespace(bufnr, M.hovered_hl_ns, 0, -1)
+end
+
+function M.add_hover_highlight(bufnr, line, col_start)
+    vim.api.nvim_buf_add_highlight(bufnr, M.hovered_hl_ns, "FocusedSymbol",
+                                   line, col_start, -1)
+
+end
+
+local function highlight_text(name, text, hl_group)
+    vim.cmd(string.format("syn match %s /%s/", name, text))
+    vim.cmd(string.format("hi def link %s %s", name, hl_group))
+end
+
+function M.setup_highlights()
+    -- markers
+    highlight_text("marker_middle", M.markers.middle, "Comment")
+    highlight_text("marker_vertical", M.markers.vertical, "Comment")
+    highlight_text("markers_horizontal", M.markers.horizontal, "Comment")
+    highlight_text("markers_bottom", M.markers.bottom, "Comment")
+
+    for _, value in ipairs(symbols.kinds) do
+        local symbol = symbols[value]
+        highlight_text(value, symbol.icon, symbol.hl)
+    end
+    vim.cmd('hi FocusedSymbol guibg=#e50050')
+end
+
+return M