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| 1 | <?php |
| 2 | /** |
| 3 | * TextAreaBuilder.php |
| 4 | * |
| 5 | * This file is part of the Codex design system, the official design system |
| 6 | * for Wikimedia projects. It provides the `TextArea` class, a builder for constructing |
| 7 | * textarea components using the Codex design system. |
| 8 | * |
| 9 | * A TextArea is a multi-line text input that allows manual resizing if needed. |
| 10 | * |
| 11 | * @category Builder |
| 12 | * @package Codex\Builder |
| 13 | * @since 0.1.0 |
| 14 | * @author Doğu Abaris <abaris@null.net> |
| 15 | * @license https://www.gnu.org/copyleft/gpl.html GPL-2.0-or-later |
| 16 | * @link https://doc.wikimedia.org/codex/main/ Codex Documentation |
| 17 | */ |
| 18 | |
| 19 | namespace Wikimedia\Codex\Builder; |
| 20 | |
| 21 | use InvalidArgumentException; |
| 22 | use Wikimedia\Codex\Component\TextArea; |
| 23 | use Wikimedia\Codex\Renderer\TextAreaRenderer; |
| 24 | |
| 25 | /** |
| 26 | * TextAreaBuilder |
| 27 | * |
| 28 | * This class implements the builder pattern to construct instances of TextArea. |
| 29 | * It provides a fluent interface for setting various properties and building the |
| 30 | * final immutable object with predefined configurations and immutability. |
| 31 | * |
| 32 | * @category Builder |
| 33 | * @package Codex\Builder |
| 34 | * @since 0.1.0 |
| 35 | * @author Doğu Abaris <abaris@null.net> |
| 36 | * @license https://www.gnu.org/copyleft/gpl.html GPL-2.0-or-later |
| 37 | * @link https://doc.wikimedia.org/codex/main/ Codex Documentation |
| 38 | */ |
| 39 | class TextAreaBuilder { |
| 40 | |
| 41 | /** |
| 42 | * Allowed validation statuses for the TextArea. |
| 43 | */ |
| 44 | private const ALLOWED_STATUSES = [ |
| 45 | 'default', |
| 46 | 'error', |
| 47 | 'warning', |
| 48 | 'success' |
| 49 | ]; |
| 50 | |
| 51 | /** |
| 52 | * The ID for the textarea. |
| 53 | */ |
| 54 | protected string $id = ''; |
| 55 | |
| 56 | /** |
| 57 | * The name attribute of the textarea element. |
| 58 | */ |
| 59 | private string $name = ''; |
| 60 | |
| 61 | /** |
| 62 | * The default value of the textarea. |
| 63 | */ |
| 64 | private string $value = ''; |
| 65 | |
| 66 | /** |
| 67 | * Additional HTML attributes for the TextArea. |
| 68 | */ |
| 69 | private array $textAreaAttributes = []; |
| 70 | |
| 71 | /** |
| 72 | * Additional attributes for the wrapper element. |
| 73 | */ |
| 74 | private array $wrapperAttributes = []; |
| 75 | |
| 76 | /** |
| 77 | * Indicates whether the textarea is disabled. If true, the textarea is not editable. |
| 78 | */ |
| 79 | private bool $disabled = false; |
| 80 | |
| 81 | /** |
| 82 | * Indicates whether the textarea is read-only. If true, the content cannot be modified but can be selected. |
| 83 | */ |
| 84 | private bool $readonly = false; |
| 85 | |
| 86 | /** |
| 87 | * Indicates if a start icon should be displayed in the textarea. If true, a start icon is included. |
| 88 | */ |
| 89 | private bool $hasStartIcon = false; |
| 90 | |
| 91 | /** |
| 92 | * Indicates if an end icon should be displayed in the textarea. If true, an end icon is included. |
| 93 | */ |
| 94 | private bool $hasEndIcon = false; |
| 95 | |
| 96 | /** |
| 97 | * CSS class for the start icon. Used for styling the start icon. |
| 98 | */ |
| 99 | private string $startIconClass = ''; |
| 100 | |
| 101 | /** |
| 102 | * CSS class for the end icon. Used for styling the end icon. |
| 103 | */ |
| 104 | private string $endIconClass = ''; |
| 105 | |
| 106 | /** |
| 107 | * Placeholder text displayed in the textarea when it is empty. |
| 108 | */ |
| 109 | private string $placeholder = ''; |
| 110 | |
| 111 | /** |
| 112 | * Validation status for the textarea. |
| 113 | */ |
| 114 | private string $status = 'default'; |
| 115 | |
| 116 | /** |
| 117 | * The renderer instance used to render the textarea. |
| 118 | */ |
| 119 | protected TextAreaRenderer $renderer; |
| 120 | |
| 121 | /** |
| 122 | * Constructor for the TextAreaBuilder class. |
| 123 | * |
| 124 | * @param TextAreaRenderer $renderer The renderer to use for rendering the textarea. |
| 125 | */ |
| 126 | public function __construct( TextAreaRenderer $renderer ) { |
| 127 | $this->renderer = $renderer; |
| 128 | } |
| 129 | |
| 130 | /** |
| 131 | * Set the TextArea HTML ID attribute. |
| 132 | * |
| 133 | * @since 0.1.0 |
| 134 | * @param string $id The ID for the TextArea element. |
| 135 | * @return $this |
| 136 | */ |
| 137 | public function setId( string $id ): self { |
| 138 | $this->id = $id; |
| 139 | |
| 140 | return $this; |
| 141 | } |
| 142 | |
| 143 | /** |
| 144 | * Set the name attribute for the textarea element. |
| 145 | * |
| 146 | * This method sets the name attribute for the textarea element, which is used to identify |
| 147 | * the textarea form control when submitting the form data. |
| 148 | * |
| 149 | * Example usage: |
| 150 | * |
| 151 | * $textArea->setName('description'); |
| 152 | * |
| 153 | * @since 0.1.0 |
| 154 | * @param string $name The name attribute for the textarea. |
| 155 | * @return $this Returns the TextArea instance for method chaining. |
| 156 | */ |
| 157 | public function setName( string $name ): self { |
| 158 | $this->name = $name; |
| 159 | |
| 160 | return $this; |
| 161 | } |
| 162 | |
| 163 | /** |
| 164 | * Set the default content inside the textarea. |
| 165 | * |
| 166 | * This method sets the initial content that will be displayed inside the textarea. |
| 167 | * The content can be prefilled with a default value if necessary. |
| 168 | * |
| 169 | * Example usage: |
| 170 | * |
| 171 | * $textArea->setValue('Default content...'); |
| 172 | * |
| 173 | * @since 0.1.0 |
| 174 | * @param mixed $value The content to be displayed inside the textarea. |
| 175 | * @return $this Returns the TextArea instance for method chaining. |
| 176 | */ |
| 177 | public function setValue( $value ): self { |
| 178 | $this->value = $value; |
| 179 | |
| 180 | return $this; |
| 181 | } |
| 182 | |
| 183 | /** |
| 184 | * Set additional HTML attributes for the textarea element. |
| 185 | * |
| 186 | * This method allows custom HTML attributes to be added to the textarea element, |
| 187 | * such as `id`, `data-*`, `aria-*`, or any other valid attributes that enhance functionality or accessibility. |
| 188 | * |
| 189 | * Example usage: |
| 190 | * |
| 191 | * $textArea->setTextAreaAttributes([ |
| 192 | * 'id' => 'text-area-id', |
| 193 | * 'data-category' => 'input', |
| 194 | * ]); |
| 195 | * |
| 196 | * @since 0.1.0 |
| 197 | * @param array $textAreaAttributes An associative array of HTML attributes for the textarea element. |
| 198 | * @return $this Returns the TextArea instance for method chaining. |
| 199 | */ |
| 200 | public function setTextAreaAttributes( array $textAreaAttributes ): self { |
| 201 | foreach ( $textAreaAttributes as $key => $value ) { |
| 202 | $this->textAreaAttributes[$key] = $value; |
| 203 | } |
| 204 | |
| 205 | return $this; |
| 206 | } |
| 207 | |
| 208 | /** |
| 209 | * Set additional HTML attributes for the outer wrapper element. |
| 210 | * |
| 211 | * This method allows custom HTML attributes to be added to the outer wrapper element, |
| 212 | * enhancing its behavior or styling. |
| 213 | * |
| 214 | * Example usage: |
| 215 | * |
| 216 | * $textArea->setWrapperAttributes(['id' => 'custom-wrapper']); |
| 217 | * |
| 218 | * @since 0.1.0 |
| 219 | * @param array $wrapperAttributes An associative array of HTML attributes. |
| 220 | * @return $this Returns the TextArea instance for method chaining. |
| 221 | */ |
| 222 | public function setWrapperAttributes( array $wrapperAttributes ): self { |
| 223 | foreach ( $wrapperAttributes as $key => $value ) { |
| 224 | $this->wrapperAttributes[$key] = $value; |
| 225 | } |
| 226 | |
| 227 | return $this; |
| 228 | } |
| 229 | |
| 230 | /** |
| 231 | * Set the disabled state for the textarea. |
| 232 | * |
| 233 | * This method disables the textarea, making it uneditable and visually distinct. |
| 234 | * The disabled attribute is useful for read-only forms or when the input is temporarily inactive. |
| 235 | * |
| 236 | * Example usage: |
| 237 | * |
| 238 | * $textArea->setDisabled(true); |
| 239 | * |
| 240 | * @since 0.1.0 |
| 241 | * @param bool $disabled Indicates whether the textarea should be disabled. |
| 242 | * @return $this Returns the TextArea instance for method chaining. |
| 243 | */ |
| 244 | public function setDisabled( bool $disabled ): self { |
| 245 | $this->disabled = $disabled; |
| 246 | |
| 247 | return $this; |
| 248 | } |
| 249 | |
| 250 | /** |
| 251 | * Set the readonly state for the textarea. |
| 252 | * |
| 253 | * This method makes the textarea read-only, meaning users can view the content |
| 254 | * but cannot modify it. The readonly attribute is useful when displaying static content. |
| 255 | * |
| 256 | * Example usage: |
| 257 | * |
| 258 | * $textArea->setReadonly(true); |
| 259 | * |
| 260 | * @since 0.1.0 |
| 261 | * @param bool $readonly Indicates whether the textarea should be read-only. |
| 262 | * @return $this Returns the TextArea instance for method chaining. |
| 263 | */ |
| 264 | public function setReadonly( bool $readonly ): self { |
| 265 | $this->readonly = $readonly; |
| 266 | |
| 267 | return $this; |
| 268 | } |
| 269 | |
| 270 | /** |
| 271 | * Set whether the textarea has a start icon. |
| 272 | * |
| 273 | * This method specifies whether the textarea should have an icon at the start. |
| 274 | * The icon can be used to visually indicate the type of input expected in the textarea. |
| 275 | * |
| 276 | * Example usage: |
| 277 | * |
| 278 | * $textArea->setHasStartIcon(true); |
| 279 | * |
| 280 | * @since 0.1.0 |
| 281 | * @param bool $hasStartIcon Indicates whether the textarea has a start icon. |
| 282 | * @return $this Returns the TextArea instance for method chaining. |
| 283 | */ |
| 284 | public function setHasStartIcon( bool $hasStartIcon ): self { |
| 285 | $this->hasStartIcon = $hasStartIcon; |
| 286 | |
| 287 | return $this; |
| 288 | } |
| 289 | |
| 290 | /** |
| 291 | * Set whether the textarea has an end icon. |
| 292 | * |
| 293 | * This method specifies whether the textarea should have an icon at the end. |
| 294 | * The icon can be used to visually indicate additional functionality or context related to the input. |
| 295 | * |
| 296 | * Example usage: |
| 297 | * |
| 298 | * $textArea->setHasEndIcon(true); |
| 299 | * |
| 300 | * @since 0.1.0 |
| 301 | * @param bool $hasEndIcon Indicates whether the textarea has an end icon. |
| 302 | * @return $this Returns the TextArea instance for method chaining. |
| 303 | */ |
| 304 | public function setHasEndIcon( bool $hasEndIcon ): self { |
| 305 | $this->hasEndIcon = $hasEndIcon; |
| 306 | |
| 307 | return $this; |
| 308 | } |
| 309 | |
| 310 | /** |
| 311 | * Set the CSS class for the start icon. |
| 312 | * |
| 313 | * This method specifies the CSS class that will be applied to the start icon. |
| 314 | * The class can be used to style the icon or apply a background image. |
| 315 | * |
| 316 | * Example usage: |
| 317 | * |
| 318 | * $textArea->setStartIconClass('icon-class-name'); |
| 319 | * |
| 320 | * @since 0.1.0 |
| 321 | * @param string $startIconClass The CSS class for the start icon. |
| 322 | * @return $this Returns the TextArea instance for method chaining. |
| 323 | */ |
| 324 | public function setStartIconClass( string $startIconClass ): self { |
| 325 | $this->startIconClass = $startIconClass; |
| 326 | |
| 327 | return $this; |
| 328 | } |
| 329 | |
| 330 | /** |
| 331 | * Set the CSS class for the end icon. |
| 332 | * |
| 333 | * This method specifies the CSS class that will be applied to the end icon. |
| 334 | * The class can be used to style the icon or apply a background image. |
| 335 | * |
| 336 | * Example usage: |
| 337 | * |
| 338 | * $textArea->setEndIconClass('icon-class-name'); |
| 339 | * |
| 340 | * @since 0.1.0 |
| 341 | * @param string $endIconClass The CSS class for the end icon. |
| 342 | * @return $this Returns the TextArea instance for method chaining. |
| 343 | */ |
| 344 | public function setEndIconClass( string $endIconClass ): self { |
| 345 | $this->endIconClass = $endIconClass; |
| 346 | |
| 347 | return $this; |
| 348 | } |
| 349 | |
| 350 | /** |
| 351 | * Set the placeholder text for the textarea element. |
| 352 | * |
| 353 | * This method specifies the placeholder text that will be displayed inside the textarea |
| 354 | * when it is empty. The placeholder provides a hint to the user about the expected input. |
| 355 | * |
| 356 | * Example usage: |
| 357 | * |
| 358 | * $textArea->setPlaceholder('Rationale...'); |
| 359 | * |
| 360 | * @since 0.1.0 |
| 361 | * @param string $placeholder The placeholder text for the textarea. |
| 362 | * @return $this Returns the TextArea instance for method chaining. |
| 363 | */ |
| 364 | public function setPlaceholder( string $placeholder ): self { |
| 365 | $this->placeholder = $placeholder; |
| 366 | |
| 367 | return $this; |
| 368 | } |
| 369 | |
| 370 | /** |
| 371 | * Set the validation status for the textarea. |
| 372 | * |
| 373 | * @since 0.1.0 |
| 374 | * @param string $status Current validation status. |
| 375 | * @return $this |
| 376 | */ |
| 377 | public function setStatus( string $status ): self { |
| 378 | if ( !in_array( $status, self::ALLOWED_STATUSES, true ) ) { |
| 379 | throw new InvalidArgumentException( "Invalid status: $status" ); |
| 380 | } |
| 381 | $this->status = $status; |
| 382 | |
| 383 | return $this; |
| 384 | } |
| 385 | |
| 386 | /** |
| 387 | * Build and return the TextArea component object. |
| 388 | * This method constructs the immutable TextArea object with all the properties set via the builder. |
| 389 | * |
| 390 | * @since 0.1.0 |
| 391 | * @return TextArea The constructed TextArea. |
| 392 | */ |
| 393 | public function build(): TextArea { |
| 394 | return new TextArea( |
| 395 | $this->id, |
| 396 | $this->name, |
| 397 | $this->value, |
| 398 | $this->textAreaAttributes, |
| 399 | $this->wrapperAttributes, |
| 400 | $this->disabled, |
| 401 | $this->readonly, |
| 402 | $this->hasStartIcon, |
| 403 | $this->hasEndIcon, |
| 404 | $this->startIconClass, |
| 405 | $this->endIconClass, |
| 406 | $this->placeholder, |
| 407 | $this->status, |
| 408 | $this->renderer |
| 409 | ); |
| 410 | } |
| 411 | } |