MisskeyPagesにリストから選択関数を追加

locales/ja-JP.yml

@@ -1941,6 +1941,7 @@ pages:
       fn: "関数"
       text: "テキスト操作"
       convert: "変換"
+      list: "リスト"
     blocks:
       text: "テキスト"
       multiLineText: "テキスト(複数行)"
@@ -2062,6 +2063,10 @@ pages:
       DRPWPM: "確率付きリストからランダムに選択 (ユーザーごとに日替わり)"
       _DRPWPM:
         arg1: "テキストのリスト"
+      pick: "リストから選択"
+      _pick:
+        arg1: "リスト"
+        arg2: "位置"
       number: "数値"
       stringToNumber: "テキストを数値に"
       _stringToNumber:

src/misc/aiscript/evaluator.ts

@@ -169,6 +169,7 @@ export class ASEvaluator {
 			stringToNumber: (a: string) => parseInt(a),
 			numberToString: (a: number) => a.toString(),
 			splitStrByLine: (a: string) => a.split('\n'),
+			pick: (list: any[], i: number) => list[i - 1],
 			random: (probability: number) => Math.floor(seedrandom(`${this.opts.randomSeed}:${block.id}`)() * 100) < probability,
 			rannum: (min: number, max: number) => min + Math.floor(seedrandom(`${this.opts.randomSeed}:${block.id}`)() * (max - min + 1)),
 			randomPick: (list: any[]) => list[Math.floor(seedrandom(`${this.opts.randomSeed}:${block.id}`)() * list.length)],

src/misc/aiscript/index.ts

@@ -23,6 +23,7 @@ import {
 	faSortNumericUp,
 	faExchangeAlt,
 	faRecycle,
+	faIndent,
 } from '@fortawesome/free-solid-svg-icons';
 import { faFlag } from '@fortawesome/free-regular-svg-icons';
 
@@ -72,6 +73,7 @@ export const funcDefs: Record<string, { in: any[]; out: any; category: string; i
 	stringToNumber:  { in: ['string'],                     out: 'number',      category: 'convert',    icon: faExchangeAlt, },
 	numberToString:  { in: ['number'],                     out: 'string',      category: 'convert',    icon: faExchangeAlt, },
 	splitStrByLine:  { in: ['string'],                     out: 'stringArray', category: 'convert',    icon: faExchangeAlt, },
+	pick:            { in: [null],                         out: null,          category: 'list',       icon: faIndent, },
 	rannum:          { in: ['number', 'number'],           out: 'number',      category: 'random',     icon: faDice, },
 	dailyRannum:     { in: ['number', 'number'],           out: 'number',      category: 'random',     icon: faDice, },
 	seedRannum:      { in: [null, 'number', 'number'],     out: 'number',      category: 'random',     icon: faDice, },