huge updates

lua/config/1diagnostics.lua

@@ -0,0 +1,73 @@
+local fn = vim.fn
+local api = vim.api
+local ns_id = vim.api.nvim_create_namespace('md-codeblaock')
+local M = {}
+
+vim.cmd([[
+hi DError guibg=#2F1D29 guifg=#EB4838
+hi DBError guibg=#2F1D29
+hi DWarn  guibg=#322425 guifg=#FA9535
+hi DBWarn  guibg=#322425
+]])
+
+function get_hl_group_bg_color(hl_group)
+    local hl_info = vim.api.nvim_get_hl_by_name(hl_group, true)
+    if hl_info and hl_info.background then
+        local bg_color = string.format('#%06x', hl_info.background)
+        return bg_color
+    else
+        return nil
+    end
+end
+
+function hl_line(bufnr, line, hl, vtext)
+    local text = string.rep(' ', fn.winwidth(fn.bufwinnr(bufnr)))
+    local opts = {
+        virt_text = { { '   ' .. vtext .. text, hl.vig } },
+        hl_eol = true,
+        virt_text_pos = 'overlay',
+    }
+    api.nvim_buf_add_highlight(bufnr, ns_id, hl.gui, line, 0, -1)
+    pcall(api.nvim_buf_set_extmark, bufnr, ns_id, line, fn.len(fn.getline(line + 1)), opts)
+end
+
+function show_diag(bufnr, level, message, lnum)
+    local hl = {
+        [1] = {
+            gui = 'DBError',
+            vig = 'DError',
+        },
+        [2] = {
+            gui = 'DBWarn',
+            vig = 'DWarn',
+        },
+        [3] = {
+            gui = 'DBWarn',
+            vig = 'DWarn',
+        },
+        [4] = {
+            gui = 'DBWarn',
+            vig = 'DWarn',
+        },
+        [5] = {
+            gui = 'DBWarn',
+            vig = 'DWarn',
+        },
+    }
+    hl_line(bufnr, lnum, hl[level], message)
+end
+
+vim.lsp.handlers['textDocument/publishDiagnostics'] = function(_, result, ctx, _)
+    if not result.diagnostics then
+        return
+    end
+    local bufnr = vim.uri_to_bufnr(result.uri)
+    vim.api.nvim_buf_clear_namespace(bufnr, ns_id, 0, -1)
+    for _, diagnostic in ipairs(result.diagnostics) do
+        local line = diagnostic.range.start.line
+        local severity = diagnostic.severity
+        local message = diagnostic.message
+        show_diag(bufnr, severity, message, line)
+    end
+end
+return M