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| 1 | +/* eslint-disable max-classes-per-file */ |
| 2 | +/* --------------------------------------------------------------------------------------------- |
| 3 | + * Copyright (c) Applied Eng & Design All rights reserved. |
| 4 | + * Licensed under the MIT License. See License.md in the project root for license information. |
| 5 | + * -------------------------------------------------------------------------------------------- */ |
| 6 | + |
| 7 | +'use strict'; |
| 8 | + |
| 9 | +import { |
| 10 | + Disposable, |
| 11 | + InputBoxOptions, |
| 12 | + QuickInput, |
| 13 | + QuickInputButton, |
| 14 | + QuickInputButtons, |
| 15 | + QuickPickItem, |
| 16 | + QuickPickOptions, |
| 17 | + window, |
| 18 | +} from 'vscode'; |
| 19 | + |
| 20 | +type InputStep = (input: GQuickPick) => Thenable<InputStep | void>; |
| 21 | + |
| 22 | +interface QuickPickParameters<T extends QuickPickItem> { |
| 23 | + title: string; |
| 24 | + step: number; |
| 25 | + totalSteps: number; |
| 26 | + items: T[]; |
| 27 | + activeItem?: T; |
| 28 | + placeholder: string; |
| 29 | + buttons?: QuickInputButton[]; |
| 30 | + shouldResume: () => Thenable<boolean>; |
| 31 | +} |
| 32 | + |
| 33 | +interface InputBoxParameters { |
| 34 | + title: string; |
| 35 | + step: number; |
| 36 | + totalSteps: number; |
| 37 | + value: string; |
| 38 | + prompt: string; |
| 39 | + validate: (value: string) => Promise<string | undefined>; |
| 40 | + buttons?: QuickInputButton[]; |
| 41 | + shouldResume: () => Thenable<boolean>; |
| 42 | +} |
| 43 | + |
| 44 | +class InputFlowAction { |
| 45 | + static back = new InputFlowAction(); |
| 46 | + static cancel = new InputFlowAction(); |
| 47 | + static resume = new InputFlowAction(); |
| 48 | +} |
| 49 | + |
| 50 | +export abstract class GQuickPick { |
| 51 | + protected _current?: QuickInput; |
| 52 | + protected _steps: InputStep[] = []; |
| 53 | + |
| 54 | + constructor(private readonly isMulti: boolean) {} |
| 55 | + |
| 56 | + protected async run(start: InputStep) { |
| 57 | + return await this.stepThrough(start); |
| 58 | + } |
| 59 | + |
| 60 | + private async stepThrough(start: InputStep) { |
| 61 | + let step: InputStep | void = start; |
| 62 | + |
| 63 | + while (step) { |
| 64 | + this._steps.push(step); |
| 65 | + if (this._current) { |
| 66 | + this._current.enabled = false; |
| 67 | + this._current.busy = true; |
| 68 | + } |
| 69 | + |
| 70 | + try { |
| 71 | + step = await step(this); |
| 72 | + } catch (err) { |
| 73 | + if (err === InputFlowAction.back) { |
| 74 | + this._steps.pop(); |
| 75 | + step = this._steps.pop(); |
| 76 | + } else if (err === InputFlowAction.resume) { |
| 77 | + step = this._steps.pop(); |
| 78 | + } else if (err === InputFlowAction.cancel) { |
| 79 | + step = undefined; |
| 80 | + } else { |
| 81 | + throw err; |
| 82 | + } |
| 83 | + } |
| 84 | + |
| 85 | + if (this._current) { |
| 86 | + this._current.dispose(); |
| 87 | + } |
| 88 | + } |
| 89 | + } |
| 90 | + |
| 91 | + protected validate(_value: number | string): Promise<string | undefined> { |
| 92 | + return Promise.resolve(undefined); |
| 93 | + } |
| 94 | + |
| 95 | + protected shouldResume() { |
| 96 | + return Promise.reject(false); |
| 97 | + } |
| 98 | + |
| 99 | + protected async showQuickPick<T extends QuickPickItem>(items: T[], options?: QuickPickOptions) { |
| 100 | + const disposables: Disposable[] = []; |
| 101 | + |
| 102 | + try { |
| 103 | + return await new Promise<T>((resove, reject) => { |
| 104 | + const input = window.createQuickPick<T>(); |
| 105 | + |
| 106 | + if (options) { |
| 107 | + input.title = options.title ?? ''; |
| 108 | + input.canSelectMany = options.canPickMany ?? false; |
| 109 | + input.placeholder = options.placeHolder ?? ''; |
| 110 | + input.matchOnDescription = options.matchOnDescription ?? false; |
| 111 | + input.matchOnDetail = options.matchOnDetail ?? false; |
| 112 | + } |
| 113 | + |
| 114 | + input.items = items; |
| 115 | + |
| 116 | + disposables.push( |
| 117 | + input.onDidHide(() => { |
| 118 | + () => { |
| 119 | + reject(InputFlowAction.cancel); |
| 120 | + }; |
| 121 | + }), |
| 122 | + |
| 123 | + input.onDidChangeSelection(items => resove(items[0])), |
| 124 | + ); |
| 125 | + |
| 126 | + if (this._current) { |
| 127 | + this._current.dispose(); |
| 128 | + } |
| 129 | + this._current = input; |
| 130 | + this._current.show(); |
| 131 | + }); |
| 132 | + } finally { |
| 133 | + // eslint-disable-next-line @typescript-eslint/no-unsafe-return |
| 134 | + disposables.forEach(d => d.dispose()); |
| 135 | + } |
| 136 | + } |
| 137 | + |
| 138 | + protected async showInputBox(options?: InputBoxOptions) { |
| 139 | + const disposables: Disposable[] = []; |
| 140 | + |
| 141 | + try { |
| 142 | + return await new Promise((resolve, reject) => { |
| 143 | + const input = window.createInputBox(); |
| 144 | + |
| 145 | + if (options) { |
| 146 | + input.title = options.title ?? ''; |
| 147 | + input.ignoreFocusOut = options.ignoreFocusOut ?? false; |
| 148 | + input.prompt = options.prompt ?? ''; |
| 149 | + input.value = options.value ?? ''; |
| 150 | + input.placeholder = options.placeHolder ?? ''; |
| 151 | + input.password = options.password ?? false; |
| 152 | + } |
| 153 | + |
| 154 | + let validating = this.validate(''); |
| 155 | + |
| 156 | + disposables.push( |
| 157 | + input.onDidAccept(async () => { |
| 158 | + const value = input.value; |
| 159 | + input.enabled = false; |
| 160 | + input.busy = true; |
| 161 | + |
| 162 | + if (!(await this.validate(value))) { |
| 163 | + resolve(value); |
| 164 | + } |
| 165 | + input.enabled = true; |
| 166 | + input.busy = false; |
| 167 | + }), |
| 168 | + input.onDidHide(() => { |
| 169 | + reject(InputFlowAction.cancel); |
| 170 | + }), |
| 171 | + input.onDidChangeValue(async text => { |
| 172 | + const current = this.validate(text); |
| 173 | + validating = current; |
| 174 | + |
| 175 | + const validationMessage = await current; |
| 176 | + if (current === validating) { |
| 177 | + input.validationMessage = validationMessage; |
| 178 | + } |
| 179 | + }), |
| 180 | + ); |
| 181 | + |
| 182 | + if (this._current) { |
| 183 | + this._current.dispose(); |
| 184 | + } |
| 185 | + this._current = input; |
| 186 | + this._current.show(); |
| 187 | + }); |
| 188 | + } finally { |
| 189 | + // eslint-disable-next-line @typescript-eslint/no-unsafe-return |
| 190 | + disposables.forEach(d => d.dispose()); |
| 191 | + } |
| 192 | + } |
| 193 | + |
| 194 | + protected async showMultiQuickPick<T extends QuickPickItem, P extends QuickPickParameters<T>>({ |
| 195 | + title, |
| 196 | + step, |
| 197 | + totalSteps, |
| 198 | + items, |
| 199 | + activeItem, |
| 200 | + placeholder, |
| 201 | + buttons, |
| 202 | + shouldResume, |
| 203 | + }: P) { |
| 204 | + const disposables: Disposable[] = []; |
| 205 | + |
| 206 | + try { |
| 207 | + return await new Promise<T | (P extends { buttons: (infer I)[] } ? I : never)>((resolve, reject) => { |
| 208 | + const input = window.createQuickPick<T>(); |
| 209 | + |
| 210 | + input.title = title; |
| 211 | + input.step = step; |
| 212 | + input.totalSteps = totalSteps; |
| 213 | + input.placeholder = placeholder; |
| 214 | + input.items = items; |
| 215 | + |
| 216 | + if (activeItem) { |
| 217 | + input.activeItems = [activeItem]; |
| 218 | + } |
| 219 | + |
| 220 | + input.buttons = [...(this._steps.length > 1 ? [QuickInputButtons.Back] : []), ...(buttons || [])]; |
| 221 | + |
| 222 | + disposables.push( |
| 223 | + input.onDidTriggerButton(item => { |
| 224 | + if (item === QuickInputButtons.Back) { |
| 225 | + reject(InputFlowAction.back); |
| 226 | + } else { |
| 227 | + resolve(<any>item); |
| 228 | + } |
| 229 | + }), |
| 230 | + input.onDidChangeSelection(items => resolve(items[0])), |
| 231 | + input.onDidHide(() => { |
| 232 | + (async () => { |
| 233 | + reject( |
| 234 | + shouldResume && (await shouldResume()) |
| 235 | + ? InputFlowAction.resume |
| 236 | + : InputFlowAction.cancel, |
| 237 | + ); |
| 238 | + })().catch(reject); |
| 239 | + }), |
| 240 | + ); |
| 241 | + |
| 242 | + if ((this._current = input)) { |
| 243 | + this._current.dispose(); |
| 244 | + } |
| 245 | + |
| 246 | + this._current = input; |
| 247 | + this._current.show(); |
| 248 | + }); |
| 249 | + } finally { |
| 250 | + // eslint-disable-next-line @typescript-eslint/no-unsafe-return |
| 251 | + disposables.forEach(d => d.dispose()); |
| 252 | + } |
| 253 | + } |
| 254 | + |
| 255 | + protected async showMultiInputBox<P extends InputBoxParameters>({ |
| 256 | + title, |
| 257 | + step, |
| 258 | + totalSteps, |
| 259 | + value, |
| 260 | + prompt, |
| 261 | + validate, |
| 262 | + buttons, |
| 263 | + shouldResume, |
| 264 | + }: P) { |
| 265 | + const disposables: Disposable[] = []; |
| 266 | + |
| 267 | + try { |
| 268 | + return await new Promise<string | (P extends { buttons: (infer I)[] } ? I : never)>((resolve, reject) => { |
| 269 | + const input = window.createInputBox(); |
| 270 | + |
| 271 | + input.title = title; |
| 272 | + input.step = step; |
| 273 | + input.totalSteps = totalSteps; |
| 274 | + input.value = value || ''; |
| 275 | + input.prompt = prompt; |
| 276 | + input.buttons = [...(this._steps.length > 1 ? [QuickInputButtons.Back] : []), ...(buttons || [])]; |
| 277 | + |
| 278 | + let validating = validate(''); |
| 279 | + |
| 280 | + disposables.push( |
| 281 | + input.onDidTriggerButton(item => { |
| 282 | + if (item === QuickInputButtons.Back) { |
| 283 | + reject(InputFlowAction.back); |
| 284 | + } else { |
| 285 | + resolve(<any>item); |
| 286 | + } |
| 287 | + }), |
| 288 | + input.onDidAccept(async () => { |
| 289 | + const value = input.value; |
| 290 | + input.enabled = false; |
| 291 | + input.busy = true; |
| 292 | + |
| 293 | + if (!(await validate(value))) { |
| 294 | + resolve(value); |
| 295 | + } |
| 296 | + |
| 297 | + input.enabled = true; |
| 298 | + input.busy = false; |
| 299 | + }), |
| 300 | + input.onDidChangeValue(async text => { |
| 301 | + const current = validate(text); |
| 302 | + validating = current; |
| 303 | + |
| 304 | + const validationMessage = await current; |
| 305 | + |
| 306 | + if (current === validating) { |
| 307 | + input.validationMessage = validationMessage; |
| 308 | + } |
| 309 | + }), |
| 310 | + input.onDidHide(() => { |
| 311 | + (async () => { |
| 312 | + reject( |
| 313 | + shouldResume && (await shouldResume()) |
| 314 | + ? InputFlowAction.resume |
| 315 | + : InputFlowAction.cancel, |
| 316 | + ); |
| 317 | + })().catch(reject); |
| 318 | + }), |
| 319 | + ); |
| 320 | + |
| 321 | + if (this._current) { |
| 322 | + this._current.dispose(); |
| 323 | + } |
| 324 | + |
| 325 | + this._current = input; |
| 326 | + this._current.show(); |
| 327 | + }); |
| 328 | + } finally { |
| 329 | + // eslint-disable-next-line @typescript-eslint/no-unsafe-return |
| 330 | + disposables.forEach(d => d.dispose()); |
| 331 | + } |
| 332 | + } |
| 333 | +} |
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