feat: Add support for jsonpath

lua/jsonfly/utils.lua

@@ -205,4 +205,10 @@ function M:extract_key_description(text)
     return keys
 end
 
+---@param name string
+---@return boolean
+function M:is_module_available(name)
+    return pcall(function() require(name) end) == true
+end
+
 return M

lua/telescope/_extensions/jsonfly.lua

@@ -17,6 +17,7 @@
 --
 ---@class Commands
 ---@field add_key string[] - Add the currently entered key to the JSON. Must be of type [string, string] <mode, key>; Example: {"n", "a"} -> When in normal mode, press "a" to add the key; Example: {"i", "<C-a>"} -> When in insert mode, press <C-a> to add the key; Default: {"i", "<C-a>"}
+---@field copy_jsonpath [string, string, function] - Copy the JSONPath of the currently selected key. jsonpath must be installed. Must be of type [string, string, function] <mode, key, (path: string, bufnr: number) -> void> - Example: {"n", "<C-j>", function(path) vim.fn.setreg("+", path) end} -> When in normal mode, press <C-j> to copy the JSONPath to the clipboard; Default: {"i", "<C-j>", a function that will copy the JSONPath to the clipboard}
 ---
 ---@class Highlights
 ---@field number string - Highlight group for numbers, Default: "@number.json"
@@ -60,7 +61,16 @@ local DEFAULT_CONFIG = {
     backend = "lsp",
     use_cache = 500,
     commands = {
-        add_key = {"i", "<C-a>"}
+        add_key = {"i", "<C-a>"},
+        copy_jsonpath = {
+            "i",
+            "<C-j>",
+            ---@param path string
+            ---@param prompt_bufnr number
+            function(path, prompt_bufnr)
+                vim.fn.setreg("+", path)
+            end
+        }
     }
 }
 
@@ -105,6 +115,31 @@ local function show_picker(entries, buffer, xopts)
                 end
             )
 
+            if global_config.commands.copy_jsonpath and utils:is_module_available("jsonpath") then
+                map(
+                    global_config.commands.copy_jsonpath[1],
+                    global_config.commands.copy_jsonpath[2],
+                    function(prompt_bufnr)
+                        local jsonpath = require("jsonpath")
+
+                        local current_picker = action_state.get_current_picker(prompt_bufnr)
+                        local selection = current_picker:get_selection()
+
+                        local path = jsonpath.get(vim.treesitter.get_node({
+                            bufnr = buffer,
+                            pos = {
+                                selection.lnum - 1,
+                                selection.index,
+                            }
+                        }), buffer)
+
+                        if path then
+                            global_config.commands.copy_jsonpath[3](path, prompt_bufnr)
+                        end
+                    end
+                )
+            end
+
             return true
         end,
         finder = finders.new_table {