feat(tx): use fzf to ask session when no key

fix: session name

utils/src/tmux/cmd.ts

@@ -40,7 +40,6 @@ const mainCmd = massarg<Opts>({
     aliases: ['k'],
     description: 'The tmux session to open',
     isDefault: true,
-    required: true,
   })
   .help({
     bindOption: true,

utils/src/tmux/command_builder.ts

@@ -17,7 +17,7 @@ export async function createFromConfig(opts: Opts, tmuxConfig: ParsedTmuxConfigI
 
   const commands: string[] = []
 
-  let sessionName = tmuxConfig.name
+  let sessionName = nameFix(tmuxConfig.name)
 
   log(opts, 'Session name:', sessionName)
 

utils/src/tmux/tmux.ts

@@ -1,5 +1,5 @@
-import { Opts } from '../common'
-import { TmuxLayout, getTmuxConfig, parseConfig } from './utils'
+import { Opts, getCommandOutput } from '../common'
+import { TmuxLayout, fzf, getTmuxConfig, getTmuxConfigFileInfo, parseConfig } from './utils'
 import { createFromConfig } from './command_builder'
 
 const defaultLayout: TmuxLayout = {
@@ -14,7 +14,17 @@ const defaultLayout: TmuxLayout = {
 }
 
 export async function main(opts: Opts) {
-  const { key } = opts
+  let { key } = opts
+  if (!key) {
+    const {
+      merged: { config },
+    } = await getTmuxConfigFileInfo()
+    const output = await fzf(opts, Object.keys(config))
+    if (!output || !(output in config)) {
+      throw new Error('tmux config item not found')
+    }
+    key = output
+  }
   const config = await getTmuxConfig()
   const item = config[key]
   if (!item) {

utils/src/tmux/utils.ts

@@ -2,6 +2,7 @@ import { CosmiconfigResult, cosmiconfig } from 'cosmiconfig'
 import * as path from 'node:path'
 import * as os from 'node:os'
 import { Opts, getCommandOutput } from '../common'
+import { spawn } from 'node:child_process'
 
 const searchDirs = [
   process.cwd(),
@@ -221,3 +222,24 @@ export async function sessionExists(opts: Opts, sessionName: string): Promise<bo
     return false
   }
 }
+
+export async function fzf(opts: Opts, inputs: string[]): Promise<string> {
+  const fzf = spawn(`echo "${inputs.join('\n')}" | fzf`, {
+    stdio: ['inherit', 'pipe', 'inherit'],
+    shell: true,
+  })
+
+  fzf.stdout.setEncoding('utf-8')
+
+  return new Promise((resolve, reject) => {
+    fzf.stdout.on('readable', function () {
+      const value = fzf.stdout.read()
+
+      if (value !== null) {
+        resolve(value.toString().trim())
+        return
+      }
+      reject()
+    })
+  })
+}