feat: a gazilion rendering improvements

lua/lazy/view/init.lua

@@ -12,6 +12,7 @@ function M.show()
   require("lazy.view.colors").setup()
 
   if M._buf and vim.api.nvim_buf_is_valid(M._buf) then
+    vim.api.nvim_win_set_cursor(M._win, { 1, 0 })
     return
   end
 
@@ -28,6 +29,7 @@ function M.show()
   opts.row = (vim.o.lines - opts.height) / 2
   opts.col = (vim.o.columns - opts.width) / 2
   local win = vim.api.nvim_open_win(buf, true, opts)
+  M._win = win
 
   vim.api.nvim_set_current_win(win)
 
@@ -68,24 +70,104 @@ function M.show()
     callback = close,
   })
 
-  local render = Util.throttle(30, function()
+  local render = Render.new(buf, win, 2)
+  local update = Util.throttle(30, function()
     vim.bo[buf].modifiable = true
-    Render.render_plugins(buf, win, 2)
+    render:update()
     vim.bo[buf].modifiable = false
     vim.cmd.redraw()
   end)
 
+  local function get_plugin()
+    local pos = vim.api.nvim_win_get_cursor(win)
+    return render:get_plugin(pos[1])
+  end
+
+  vim.keymap.set("n", "<cr>", function()
+    local plugin = get_plugin()
+    if plugin then
+      if render._details == plugin.name then
+        render._details = nil
+      else
+        render._details = plugin.name
+      end
+      update()
+    end
+  end, {
+    nowait = true,
+    buffer = buf,
+  })
+
+  local function open(path)
+    local plugin = get_plugin()
+    if plugin then
+      local url = plugin.uri:gsub("%.git$", "")
+      if Util.file_exists(url) then
+        url = "https://github.com/" .. plugin[1]
+      end
+      Util.open(url .. path)
+    end
+  end
+
+  M.keys(buf, {
+    ["%s(" .. string.rep("[a-z0-9]", 7) .. ")%s"] = function(hash)
+      open("/commit/" .. hash)
+    end,
+    ["%s(" .. string.rep("[a-z0-9]", 7) .. ")$"] = function(hash)
+      open("/commit/" .. hash)
+    end,
+    ["^(" .. string.rep("[a-z0-9]", 7) .. ")%s"] = function(hash)
+      open("/commit/" .. hash)
+    end,
+    ["#(%d+)"] = function(issue)
+      open("/issues/" .. issue)
+    end,
+    ["README.md"] = function()
+      local plugin = get_plugin()
+      Util.open(plugin.dir .. "/README.md")
+    end,
+    ["(https?://%S+)"] = function(url)
+      Util.open(url)
+    end,
+  })
+
   vim.api.nvim_create_autocmd("User", {
     pattern = "LazyRender",
     callback = function()
       if not vim.api.nvim_buf_is_valid(buf) then
         return true
       end
-
-      render()
+      update()
     end,
   })
-  render()
+  update()
+end
+
+---@param handlers table<string, fun(str:string)>
+function M.keys(buf, handlers)
+  local function map(lhs)
+    vim.keymap.set("n", lhs, function()
+      local line = vim.api.nvim_get_current_line()
+      local pos = vim.api.nvim_win_get_cursor(0)
+      local col = pos[2] + 1
+
+      for pattern, handler in pairs(handlers) do
+        local from = 1
+        local to, url
+        while from do
+          from, to, url = line:find(pattern, from)
+          if from and col >= from and col <= to then
+            return handler(url)
+          end
+          if from then
+            from = to + 1
+          end
+        end
+      end
+    end, { buffer = buf, silent = true })
+  end
+
+  map("K")
 end
 
 return M