implementing snack picker

README.md

@@ -201,6 +201,7 @@ The only **required** plugin dependency is [plenary.nvim](https://github.com/nvi
 - **[recommended]** [nvim-telescope/telescope.nvim](https://github.com/nvim-telescope/telescope.nvim): for search and quick-switch functionality.
 - [Mini.Pick](https://github.com/echasnovski/mini.pick) from the mini.nvim library: an alternative to telescope for search and quick-switch functionality.
 - [ibhagwan/fzf-lua](https://github.com/ibhagwan/fzf-lua): another alternative to telescope for search and quick-switch functionality.
+- [Snacks.Picker](https://github.com/folke/snacks.nvim/blob/main/docs/picker.md) from the snacks.nvim library: an alternative to mini and telescope for search and quick-switch functionality.
 
 **Syntax highlighting:**
 
@@ -412,7 +413,7 @@ This is a complete list of all of the options that can be passed to `require("ob
   open_app_foreground = false,
 
   picker = {
-    -- Set your preferred picker. Can be one of 'telescope.nvim', 'fzf-lua', or 'mini.pick'.
+    -- Set your preferred picker. Can be one of 'telescope.nvim', 'fzf-lua', 'mini.pick' or 'snacks.pick'.
     name = "telescope.nvim",
     -- Optional, configure key mappings for the picker. These are the defaults.
     -- Not all pickers support all mappings.

doc/obsidian.txt

@@ -252,6 +252,7 @@ dependencies that enhance the obsidian.nvim experience.
 - **[recommended]** nvim-telescope/telescope.nvim <https://github.com/nvim-telescope/telescope.nvim>: for search and quick-switch functionality.
 - Mini.Pick <https://github.com/echasnovski/mini.pick> from the mini.nvim library: an alternative to telescope for search and quick-switch functionality.
 - ibhagwan/fzf-lua <https://github.com/ibhagwan/fzf-lua>: another alternative to telescope for search and quick-switch functionality.
+- Snacks.Pick <https://github.com/folke/snacks.nvim/blob/main/docs/picker.md>: another alternative to telescope for search and quick-switch functionality.
 
 **Syntax highlighting:**
 
@@ -468,7 +469,7 @@ carefully and customize it to your needs:
       open_app_foreground = false,
 
       picker = {
-        -- Set your preferred picker. Can be one of 'telescope.nvim', 'fzf-lua', or 'mini.pick'.
+        -- Set your preferred picker. Can be one of 'telescope.nvim', 'fzf-lua', 'mini.pick' or 'snacks.pick'.
         name = "telescope.nvim",
         -- Optional, configure key mappings for the picker. These are the defaults.
         -- Not all pickers support all mappings.

lua/obsidian/commands/debug.lua

@@ -51,7 +51,7 @@ return function(client, data)
   end
 
   log.lazy_info "Dependencies:"
-  for _, plugin in ipairs { "plenary.nvim", "nvim-cmp", "telescope.nvim", "fzf-lua", "mini.pick" } do
+  for _, plugin in ipairs { "plenary.nvim", "nvim-cmp", "telescope.nvim", "fzf-lua", "mini.pick", "snacks.pick" } do
     local plugin_info = util.get_plugin_info(plugin)
     if plugin_info ~= nil then
       log.lazy_info("  ✓ %s: %s", plugin, plugin_info.commit or "unknown")

lua/obsidian/config.lua

@@ -343,6 +343,7 @@ config.Picker = {
   telescope = "telescope.nvim",
   fzf_lua = "fzf-lua",
   mini = "mini.pick",
+  snacks = "snacks.pick",
 }
 
 ---@class obsidian.config.PickerOpts

lua/obsidian/pickers/_snacks.lua

@@ -0,0 +1,162 @@
+local snacks_picker = require "snacks.picker"
+
+local Path = require "obsidian.path"
+local abc = require "obsidian.abc"
+local Picker = require "obsidian.pickers.picker"
+
+local function debug_once(msg, ...)
+--    vim.notify(msg .. vim.inspect(...))
+end
+
+---@param mapping table
+---@return table
+local function notes_mappings(mapping)
+    if type(mapping) == "table" then
+        opts = { win = { input = { keys = {} } }, actions = {} };
+        for k, v in pairs(mapping) do
+            local name = string.gsub(v.desc, " ", "_")
+            opts.win.input.keys = {
+                [k] = { name, mode = { "n", "i" }, desc = v.desc }
+            }
+            opts.actions[name] = function(picker, item)
+                debug_once("mappings :", item)
+                picker:close()
+                vim.schedule(function()
+                    v.callback(item.value or item._path)
+                end)
+            end
+        end
+        return opts
+    end
+    return {}
+end
+
+---@class obsidian.pickers.SnacksPicker : obsidian.Picker
+local SnacksPicker = abc.new_class({
+    ---@diagnostic disable-next-line: unused-local
+    __tostring = function(self)
+        return "SnacksPicker()"
+    end,
+}, Picker)
+
+---@param opts obsidian.PickerFindOpts|? Options.
+SnacksPicker.find_files = function(self, opts)
+    opts = opts or {}
+
+    ---@type obsidian.Path
+    local dir = opts.dir.filename and Path:new(opts.dir.filename) or self.client.dir
+
+    local map = vim.tbl_deep_extend("force", {},
+        notes_mappings(opts.selection_mappings))
+
+    local pick_opts = vim.tbl_extend("force", map or {}, {
+        source = "files",
+        title = opts.prompt_title,
+        cwd = tostring(dir),
+        confirm = function(picker, item, action)
+            picker:close()
+            if item then
+                if opts.callback then
+                    debug_once("find files callback: ", item)
+                    opts.callback(item._path)
+                else
+                    debug_once("find files jump: ", item)
+                    snacks_picker.actions.jump(picker, item, action)
+                end
+            end
+        end,
+    })
+    local t = snacks_picker.pick(pick_opts)
+end
+
+---@param opts obsidian.PickerGrepOpts|? Options.
+SnacksPicker.grep = function(self, opts)
+    opts = opts or {}
+
+    debug_once("grep opts : ", opts)
+
+    ---@type obsidian.Path
+    local dir = opts.dir.filename and Path:new(opts.dir.filename) or self.client.dir
+
+    local map = vim.tbl_deep_extend("force", {},
+        notes_mappings(opts.selection_mappings))
+
+    local pick_opts = vim.tbl_extend("force", map or {}, {
+        source = "grep",
+        title = opts.prompt_title,
+        cwd = tostring(dir),
+        confirm = function(picker, item, action)
+            picker:close()
+            if item then
+                if opts.callback then
+                    debug_once("grep callback: ", item)
+                    opts.callback(item._path or item.filename)
+                else
+                    debug_once("grep jump: ", item)
+                    snacks_picker.actions.jump(picker, item, action)
+                end
+            end
+        end,
+    })
+    snacks_picker.pick(pick_opts)
+end
+
+---@param values string[]|obsidian.PickerEntry[]
+---@param opts obsidian.PickerPickOpts|? Options.
+---@diagnostic disable-next-line: unused-local
+SnacksPicker.pick = function(self, values, opts)
+    self.calling_bufnr = vim.api.nvim_get_current_buf()
+
+    opts = opts or {}
+
+    debug_once("pick opts: ", opts)
+
+    local buf = opts.buf or vim.api.nvim_get_current_buf()
+
+    local entries = {}
+    for _, value in ipairs(values) do
+        if type(value) == "string" then
+            table.insert(entries, {
+                text = value,
+                value = value,
+            })
+        elseif value.valid ~= false then
+            local name = self:_make_display(value)
+            table.insert(entries, {
+                text = name,
+                buf = buf,
+                filename = value.filename,
+                value = value.value,
+                pos = { value.lnum, value.col or 0 },
+            })
+        end
+    end
+
+    local map = vim.tbl_deep_extend("force", {},
+        notes_mappings(opts.selection_mappings))
+
+    local pick_opts = vim.tbl_extend("force", map or {}, {
+        tilte = opts.prompt_title,
+        items = entries,
+        layout = {
+            preview = false
+        },
+        format = "text",
+        confirm = function(picker, item, action)
+            picker:close()
+            if item then
+                if opts.callback then
+                    debug_once("pick callback: ", item)
+                    opts.callback(item.value)
+                else
+                    debug_once("pick jump: ", item)
+                    snacks_picker.actions.jump(picker, item, action)
+                end
+            end
+        end,
+    })
+
+    local entry = snacks_picker.pick(pick_opts)
+end
+
+return SnacksPicker

lua/obsidian/pickers/init.lua

@@ -13,7 +13,7 @@ M.get = function(client, picker_name)
   if picker_name then
     picker_name = string.lower(picker_name)
   else
-    for _, name in ipairs { PickerName.telescope, PickerName.fzf_lua, PickerName.mini } do
+    for _, name in ipairs { PickerName.telescope, PickerName.fzf_lua, PickerName.mini, PickerName.snacks } do
       local ok, res = pcall(M.get, client, name)
       if ok then
         return res
@@ -28,6 +28,8 @@ M.get = function(client, picker_name)
     return require("obsidian.pickers._mini").new(client)
   elseif picker_name == string.lower(PickerName.fzf_lua) then
     return require("obsidian.pickers._fzf").new(client)
+  elseif picker_name == string.lower(PickerName.snacks) then
+    return require("obsidian.pickers._snacks").new(client)
   elseif picker_name then
     error("not implemented for " .. picker_name)
   end