Add :ObsidianNewFromTemplate command (#621)

* [feature] Add ObsidianNewFromTemplate feature

The goal is to be able to create a new note while using an existing
template

* Reflect changes in CHANGELOG.md

* [misc] Handle PR feedback

* Update new_from_template.lua

* Update new_from_template.lua

* Handle feedback

- move up picker check to early exit if needed
- unwrap callback
- update README to reflect `:ObsidianNewFromTemplate` addition

* Update CHANGELOG.md

* Update README.md

---------

Co-authored-by: Maxime DAFFIS <m.daffis@criteo.com>
Co-authored-by: Pete Walsh <epwalsh10@gmail.com>

Author: 3 people

CHANGELOG.md

@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 
 - Added `:ObsidianTOC` command for loading the table of contents of the current note into a picker list.
+- Added `:ObsidianNewFromTemplate` command. This command creates a new note from a template.
 
 ### Fixed
 

README.md

@@ -86,6 +86,9 @@ _Keep in mind this plugin is not meant to replace Obsidian, but to complement it
 
 - `:ObsidianToggleCheckbox` to cycle through checkbox options.
 
+- `:ObsidianNewFromTemplate [PATH] [TEMPLATE]` to create a new note from a template in the templates folder. Selecting from a list using your preferred picker.
+  This command has one optional argument: the path to the new note.
+
 - `:ObsidianTOC` to load the table of contents of the current note into a picker list.
 
 ### Demo
@@ -655,8 +658,9 @@ mappings = {
 
 ### Using templates
 
-To insert a template, run the command `:ObsidianTemplate`. This will open a list of available templates in your templates folder with your preferred picker. Select a template and hit `<CR>` to insert. Substitutions for `{{id}}`, `{{title}}`, `{{path}}`, `{{date}}`, and `{{time}}` are supported out-of-the-box.
-
+To insert a template in the current note, run the command `:ObsidianTemplate`. This will open a list of available templates in your templates folder with your preferred picker. Select a template and hit `<CR>` to insert.
+To create a new note from a template, run the command `:ObsidianNewFromTemplate`. This will prompt you for an optional path for the new note and will open a list of available templates in your templates folder with your preferred picker. Select a template and hit `<CR>` to create the new note with the selected template.
+Substitutions for `{{id}}`, `{{title}}`, `{{path}}`, `{{date}}`, and `{{time}}` are supported out-of-the-box.
 For example, with the following configuration
 
 ```lua

lua/obsidian/commands/init.lua

@@ -14,6 +14,7 @@ local command_lookups = {
   ObsidianSearch = "obsidian.commands.search",
   ObsidianTags = "obsidian.commands.tags",
   ObsidianTemplate = "obsidian.commands.template",
+  ObsidianNewFromTemplate = "obsidian.commands.new_from_template",
   ObsidianQuickSwitch = "obsidian.commands.quick_switch",
   ObsidianLinkNew = "obsidian.commands.link_new",
   ObsidianLink = "obsidian.commands.link",
@@ -152,6 +153,8 @@ M.register("ObsidianSearch", { opts = { nargs = "?", desc = "Search vault" } })
 
 M.register("ObsidianTemplate", { opts = { nargs = "?", desc = "Insert a template" } })
 
+M.register("ObsidianNewFromTemplate", { opts = { nargs = "?", desc = "Create a new note from a template" } })
+
 M.register("ObsidianQuickSwitch", { opts = { nargs = "?", desc = "Switch notes" } })
 
 M.register("ObsidianLinkNew", { opts = { nargs = "?", range = true, desc = "Link selected text to a new note" } })

lua/obsidian/commands/new_from_template.lua

@@ -0,0 +1,40 @@
+local util = require "obsidian.util"
+local log = require "obsidian.log"
+
+---@param client obsidian.Client
+return function(client, data)
+  if not client:templates_dir() then
+    log.err "Templates folder is not defined or does not exist"
+    return
+  end
+
+  local picker = client:picker()
+  if not picker then
+    log.err "No picker configured"
+    return
+  end
+
+  ---@type obsidian.Note
+  local note
+  if data.args and data.args:len() > 0 then
+    note = client:create_note { title = data.args, no_write = true }
+  else
+    local title = util.input("Enter title or path (optional): ", { completion = "file" })
+    if not title then
+      log.warn "Aborted"
+      return
+    elseif title == "" then
+      title = nil
+    end
+    note = client:create_note { title = title, no_write = true }
+  end
+
+  -- Open the note in a new buffer.
+  client:open_note(note, { sync = true })
+
+  picker:find_templates {
+    callback = function(name)
+      client:write_note_to_buffer(note, { template = name })
+    end,
+  }
+end