spike: what would it look like to use pickme?

pickme_spike.lua

@@ -0,0 +1,93 @@
+-- What would be required to use pickeme.lua instead of our custom picker abstraction?
+--
+-- - [x] custom actions
+-- - [ ] access to the query string
+-- - [ ] support for mini.picker
+-- - rewrite our picker logic to dispatch to pickme
+-------------------------------------------------------------------
+local pickme = require "pickme"
+local iter = require("obsidian.itertools").iter
+local search = require "obsidian.search"
+
+-------------------------------------------------------------------
+-- Helpers
+local function iter2array(iterable)
+  local matches = {}
+  for match in iter(iterable) do
+    table.insert(matches, match)
+  end
+  return matches
+end
+
+-------------------------------------------------------------------
+-- Action handlers for pickme
+
+---@param bufnr number|nil
+---@param selection table
+local function insert_link(bufnr, selection)
+  local link = selection.value
+  vim.api.nvim_put({ link }, "", false, true)
+  -- TODO: update UI
+end
+
+---@param bufnr number|nil
+---@param selection table
+local function create_note(bufnr, selection)
+  vim.notify("TODO Creating note: " .. selection.value .. ". Missing the query string.")
+  vim.print(bufnr)
+  vim.print(selection)
+end
+
+local mappings = {
+  ["<C-l>"] = { func = insert_link, name = "intert link" },
+  ["<C-x>"] = { func = create_note, name = "create note" },
+}
+local _action_map_pickme = {}
+for key, val in pairs(mappings) do
+  _action_map_pickme[key] = val.func
+end
+
+-------------------------------------------------------------------
+---@param heading string
+---@param mappings table
+local function gen_title(heading, mappings)
+  local title = { heading }
+  for key, mapping in pairs(mappings) do
+    table.insert(title, key .. " " .. mapping.name)
+  end
+  return table.concat(title, " | ")
+end
+
+-------------------------------------------------------------------
+vim.keymap.set("n", ",,", function()
+  -- use various seach options from obsidian here
+  local search_results = search.find(".", "")
+  local items = iter2array(search_results)
+
+  pickme.custom_picker {
+    -- picker_override = "telescope",
+    picker_override = "fzf-lua",
+    --
+    title = gen_title("Notes", mappings),
+    items = items,
+    entry_maker = function(item)
+      return { display = item, value = item }
+    end,
+    preview_generator = function(item)
+      local file = io.open(item, "r")
+      if file then
+        local content = file:read "*a"
+        file:close()
+        return content
+      else
+        return "Unable to open file: `" .. item .. "`"
+      end
+    end,
+    preview_ft = "markdown",
+    -- <CR> default action
+    selection_handler = function(_, selection)
+      print("# Selected: " .. selection.value)
+    end,
+    action_map = _action_map_pickme,
+  }
+end)