Merge pull request #114 from kamecha/feature/telescope-channel-source

telescopeでチャンネルを検索できるようにした

README.md

@@ -18,6 +18,7 @@
 - [ddu.vim](https://github.com/Shougo/ddu.vim) (Optional)
 - [ddc.vim](https://github.com/Shougo/ddc.vim) (Optional)
 - [open-browser.vim](https://github.com/tyru/open-browser.vim) (Optional)
+- [telescope.nvim](https://github.com/nvim-telescope/telescope.nvim) (Optional)
 
 ## 他プラグインとの連携
 
@@ -57,6 +58,12 @@ function s:traqvim_setting()
 endfunction
 ```
 
+telescope.nvimとの連携
+
+```lua
+require("telescope").load_extension "traqvim"
+```
+
 ## 今後の展望
 
 WebSocketとか実装して、手動リロードしなくてもいいようにしたいなぁ...

denops/traqvim/main.ts

@@ -1,6 +1,5 @@
 import { OAuth } from "./oauth.ts";
 import {
-  channelMessageOptions,
   channelsRecursive,
   channelTimeline,
   channelUUID,
@@ -38,9 +37,14 @@ import {
   actionYankMessageLink,
   actionYankMessageMarkdown,
 } from "./action.ts";
-import { Channel, ChannelMessageBuffer, Message } from "./type.d.ts";
+import {
+  Channel,
+  ChannelMessageBuffer,
+  channelMessageOptions,
+  Message,
+} from "./type.d.ts";
 import { api } from "./api.ts";
-import { isMessage } from "./type_check.ts";
+import { isChannelMessageOptions, isMessage } from "./type_check.ts";
 
 export async function main(denops: Denops) {
   const path = await vars.globals.get(denops, "traqvim#token_file_path");
@@ -470,6 +474,13 @@ export async function main(denops: Denops) {
     const channels = await channelsRecursive();
     return channels;
   };
+  denops.dispatcher["channelMessage"] = async (
+    option: unknown,
+  ): Promise<Message[]> => {
+    assert(option, isChannelMessageOptions);
+    const timeline = await channelTimeline(option);
+    return timeline;
+  };
   denops.dispatcher["convertDate"] = (date: unknown): Promise<string> => {
     assert(date, is.String);
     const d = new Date(date);

denops/traqvim/model.ts

@@ -1,20 +1,12 @@
 import { api } from "./api.ts";
-import { Channel, Message, UnreadChannel } from "./type.d.ts";
+import {
+  Channel,
+  channelMessageOptions,
+  Message,
+  UnreadChannel,
+} from "./type.d.ts";
 import { ensure, is, traq } from "./deps.ts";
 
-export type channelMessageOptions = {
-  // channelUUID
-  id: string;
-  // #gps/time/kamecha
-  channelPath?: string;
-  limit?: number;
-  offset?: number;
-  since?: string;
-  until?: string;
-  inclusive?: boolean;
-  order?: "asc" | "desc";
-};
-
 // TODO: ↓チャンネル周りはclassに分離しても良いかも
 const channelMapCache: Map<string, traq.Channel> = new Map();
 

denops/traqvim/type.d.ts

@@ -1,5 +1,18 @@
 import { traq } from "./deps.ts";
 
+export type channelMessageOptions = {
+  // channelUUID
+  id: string;
+  // #gps/time/kamecha
+  channelPath?: string;
+  limit?: number;
+  offset?: number;
+  since?: string;
+  until?: string;
+  inclusive?: boolean;
+  order?: "asc" | "desc";
+};
+
 export interface Channel extends traq.Channel {
   path: string;
 }

denops/traqvim/type_check.ts

@@ -1,5 +1,5 @@
 import { ddcVim, is, Predicate, traq } from "./deps.ts";
-import { Message } from "./type.d.ts";
+import { channelMessageOptions, Message } from "./type.d.ts";
 
 const isPumHighlight: Predicate<ddcVim.PumHighlight> = is.ObjectOf({
   name: is.String,
@@ -73,3 +73,15 @@ export const isMessage: Predicate<Message> = is.ObjectOf({
   // quote?: Message[];
   quote: is.OptionalOf(is.ArrayOf((x: unknown): x is Message => isMessage(x))),
 });
+
+export const isChannelMessageOptions: Predicate<channelMessageOptions> = is
+  .ObjectOf({
+    id: is.String,
+    channelPath: is.OptionalOf(is.String),
+    limit: is.OptionalOf(is.Number),
+    offset: is.OptionalOf(is.Number),
+    since: is.OptionalOf(is.String),
+    until: is.OptionalOf(is.String),
+    inclusive: is.OptionalOf(is.Boolean),
+    order: is.OptionalOf(is.LiteralOneOf(["asc", "desc"] as const)),
+  });

doc/traqvim.jax

@@ -257,6 +257,17 @@ type		(string)
     Default: "all"
 
 
+==============================================================================
+TELESCOPE					*traqvim-telescope*
+
+    |telescope.nvim|と連携したtraQのチャンネル名のソースを提供します。
+	チャンネルのメッセージをプレビューとして表示します。
+
+>lua
+    local telescope = require('telescope')
+    telescope.load_extension('traqvim')
+<
+
 ==============================================================================
 FAQ						*traqvim-faq*
 

lua/telescope/_extensions/traqvim.lua

@@ -0,0 +1,62 @@
+local pickers = require "telescope.pickers"
+local finders = require "telescope.finders"
+local actions = require "telescope.actions"
+local action_state = require "telescope.actions.state"
+local previewers = require "telescope.previewers"
+local conf = require("telescope.config").values
+
+local channel_rec = function()
+	local channels = vim.fn["denops#request"]('traqvim', 'channelList', {})
+	return channels
+end
+
+return require("telescope").register_extension {
+	exports = {
+		traqvim = function(opts)
+			opts = opts or {}
+			pickers.new(opts, {
+				prompt_title = "channel",
+				finder = finders.new_table {
+					results = channel_rec(),
+					entry_maker = function(entry)
+						return {
+							value = entry,
+							display = entry["path"],
+							ordinal = entry["path"],
+						}
+					end,
+				},
+				sorter = conf.generic_sorter(opts),
+				attach_mappings = function(prompt_bufnr, _)
+					actions.select_default:replace(function()
+						actions.close(prompt_bufnr)
+						local selection = action_state.get_selected_entry()
+						local action = selection["value"]
+						local path = action["path"]
+						vim.fn["denops#request"]('traqvim', 'timeline', { path })
+					end)
+					return true
+				end,
+				previewer = previewers.new_buffer_previewer({
+					define_preview = function(self, entry, _)
+						local value = entry["value"]
+						local option = {
+							id = value["id"],
+							limit = vim.g["traqvim#fetch_limit"],
+						}
+						vim.fn.setbufvar(self.state.bufnr, "&filetype", "traqvim")
+						local timeline = vim.fn["denops#request"]('traqvim', 'channelMessage', { option })
+						local start_line = 1
+						for _, v in ipairs(timeline) do
+							local width = vim.fn.winwidth(self.state.winid)
+							local mes = vim.fn["traqvim#view#make_message_body"](v, width)
+							vim.fn.setbufline(self.state.bufnr, start_line, mes["body"])
+							start_line = start_line + #mes["body"]
+						end
+					end,
+					title = "timeline preview",
+				}),
+			}):find()
+		end
+	},
+}