{"version":3,"file":"ngwr-pagination.mjs","sources":["../../../projects/lib/pagination/pagination.ts","../../../projects/lib/pagination/pagination.html","../../../projects/lib/pagination/ngwr-pagination.ts"],"sourcesContent":["/**\n * @license\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://github.com/thekhegay/ngwr/blob/main/LICENSE\n */\n\nimport { coerceBooleanProperty } from '@angular/cdk/coercion';\nimport { Component, ViewEncapsulation, computed, input, model } from '@angular/core';\nimport { FormsModule } from '@angular/forms';\n\nimport { WrButton } from 'ngwr/button';\nimport { useI18nText } from 'ngwr/i18n';\nimport { WrOption, WrSelect } from 'ngwr/select';\nimport { numAttr } from 'ngwr/utils';\n\nimport type { WrPaginationAlign, WrPaginationShape, WrPaginationSize } from './interfaces';\n\nconst ELLIPSIS = '…' as const;\ntype PageEntry = number | typeof ELLIPSIS;\n\n/**\n * Numbered page navigator with optional total / page-size controls.\n *\n * Two-way binds `currentPage` and `pageSize` via signal `model()` inputs.\n *\n * @example\n * ```html\n * \n * ```\n *\n * @see https://ngwr.dev/components/pagination\n */\n@Component({\n selector: 'wr-pagination',\n templateUrl: './pagination.html',\n encapsulation: ViewEncapsulation.None,\n host: { '[class]': 'classes()', role: 'navigation', 'aria-label': 'Pagination' },\n imports: [FormsModule, WrButton, WrSelect, WrOption],\n})\nexport class WrPagination {\n /** Currently displayed page (1-based). Two-way bindable. */\n readonly currentPage = model(1);\n\n /** Items per page. Two-way bindable. */\n readonly pageSize = model(10);\n\n /** Total item count across all pages. */\n readonly total = input(0, { transform: numAttr(0) });\n\n /** Options shown in the page-size dropdown. */\n readonly pageSizeOptions = input([10, 20, 50, 100]);\n\n /** Render the page-size dropdown. @default false */\n readonly showSizeChanger = input(false, { transform: coerceBooleanProperty });\n\n /** Render the \"X–Y of Z\" total label. @default false */\n readonly showTotal = input(false, { transform: coerceBooleanProperty });\n\n /** Horizontal alignment. @default 'start' */\n readonly align = input('start');\n\n /** Size variant — cascades to every internal button. @default 'sm' */\n readonly size = input('sm');\n\n /** Cell corner treatment. @default 'rounded' */\n readonly shape = input('rounded');\n\n /** Disable interaction. @default false */\n readonly disabled = input(false, { transform: coerceBooleanProperty });\n\n /**\n * Collapse to a compact `‹ page / total ›` pager when the control's own box\n * is too narrow for the full numbered strip (a container query on its own\n * width, not the viewport). @default false\n */\n readonly responsive = input(false, { transform: coerceBooleanProperty });\n\n /** Localised text between range and total (\"X–Y of Z\"). Falls back to `pagination.of` then `'of'`. */\n readonly ofLabel = input(null);\n\n /** Previous-page button aria-label. Falls back to `pagination.prev`. */\n readonly prevLabel = input(null);\n\n /** Next-page button aria-label. Falls back to `pagination.next`. */\n readonly nextLabel = input(null);\n\n /** \"Items per page\" label. Falls back to `pagination.itemsPerPage`. */\n readonly itemsPerPageLabel = input(null);\n\n /** Resolved labels. */\n protected readonly resolvedOf = useI18nText(this.ofLabel, 'pagination.of', 'of');\n protected readonly resolvedPrev = useI18nText(this.prevLabel, 'pagination.prev', 'Previous page');\n protected readonly resolvedNext = useI18nText(this.nextLabel, 'pagination.next', 'Next page');\n protected readonly resolvedItemsPerPage = useI18nText(\n this.itemsPerPageLabel,\n 'pagination.itemsPerPage',\n 'Items per page'\n );\n\n /** Internal: total page count. */\n protected readonly totalPages = computed(() => Math.max(1, Math.ceil(this.total() / this.pageSize())));\n\n /** Internal: \"X–Y of Z\" string. */\n protected readonly rangeLabel = computed(() => {\n const start = this.total() === 0 ? 0 : (this.currentPage() - 1) * this.pageSize() + 1;\n const end = Math.min(this.currentPage() * this.pageSize(), this.total());\n return `${start}-${end} ${this.resolvedOf()} ${this.total()}`;\n });\n\n /**\n * Internal: page list with ellipses. Window of 7 visible page slots.\n *\n * 1 … 5 6 [7] 8 9 … 20\n */\n protected readonly pages = computed(() => {\n const total = this.totalPages();\n const current = this.currentPage();\n\n if (total <= 7) {\n return Array.from({ length: total }, (_, i) => i + 1);\n }\n\n const items: PageEntry[] = [1];\n if (current > 4) items.push(ELLIPSIS);\n\n let start: number;\n let end: number;\n if (current <= 4) {\n start = 2;\n end = 5;\n } else if (current >= total - 3) {\n start = total - 4;\n end = total - 1;\n } else {\n start = current - 2;\n end = current + 2;\n }\n\n for (let i = start; i <= end; i++) items.push(i);\n if (current < total - 3) items.push(ELLIPSIS);\n if (end !== total) items.push(total);\n\n return items;\n });\n\n protected readonly ellipsis = ELLIPSIS;\n\n protected readonly classes = computed(() => {\n const parts = [\n 'wr-pagination',\n `wr-pagination--${this.align()}`,\n `wr-pagination--${this.size()}`,\n `wr-pagination--${this.shape()}`,\n ];\n if (this.disabled()) parts.push('wr-pagination--disabled');\n if (this.responsive()) parts.push('wr-pagination--responsive');\n return parts.join(' ');\n });\n\n protected isCurrent(page: number): boolean {\n return this.currentPage() === page;\n }\n\n protected goTo(page: number | typeof ELLIPSIS): void {\n if (typeof page !== 'number') return;\n if (this.disabled() || page < 1 || page > this.totalPages() || page === this.currentPage()) return;\n this.currentPage.set(page);\n }\n\n protected onSizeChange(size: number): void {\n if (this.disabled() || size === this.pageSize()) return;\n this.pageSize.set(size);\n const cap = Math.max(1, Math.ceil(this.total() / size));\n if (this.currentPage() > cap) this.currentPage.set(cap);\n }\n}\n","\n","/**\n * Generated bundle index. Do not edit.\n */\n\nexport * from './public-api';\n"],"names":[],"mappings":";;;;;;;;;;AAAA;;;;;AAKG;AAaH,MAAM,QAAQ,GAAG,GAAY;AAG7B;;;;;;;;;;;;;;;;;AAiBG;MAQU,YAAY,CAAA;;IAEd,WAAW,GAAG,KAAK,CAAS,CAAC;oFAAC;;IAG9B,QAAQ,GAAG,KAAK,CAAS,EAAE;iFAAC;;AAG5B,IAAA,KAAK,GAAG,KAAK,CAAC,CAAC,EAAA,EAAA,IAAA,SAAA,GAAA,EAAA,SAAA,EAAA,OAAA,EAAA,8BAAA,EAAA,CAAA,EAAI,SAAS,EAAE,OAAO,CAAC,CAAC,CAAC,EAAA,CAAG;;IAG3C,eAAe,GAAG,KAAK,CAAoB,CAAC,EAAE,EAAE,EAAE,EAAE,EAAE,EAAE,GAAG,CAAC;wFAAC;;IAG7D,eAAe,GAAG,KAAK,CAAC,KAAK,uFAAI,SAAS,EAAE,qBAAqB,EAAA,CAAG;;IAGpE,SAAS,GAAG,KAAK,CAAC,KAAK,iFAAI,SAAS,EAAE,qBAAqB,EAAA,CAAG;;IAG9D,KAAK,GAAG,KAAK,CAAoB,OAAO;8EAAC;;IAGzC,IAAI,GAAG,KAAK,CAAmB,IAAI;6EAAC;;IAGpC,KAAK,GAAG,KAAK,CAAoB,SAAS;8EAAC;;IAG3C,QAAQ,GAAG,KAAK,CAAC,KAAK,gFAAI,SAAS,EAAE,qBAAqB,EAAA,CAAG;AAEtE;;;;AAIG;IACM,UAAU,GAAG,KAAK,CAAC,KAAK,kFAAI,SAAS,EAAE,qBAAqB,EAAA,CAAG;;IAG/D,OAAO,GAAG,KAAK,CAAgB,IAAI;gFAAC;;IAGpC,SAAS,GAAG,KAAK,CAAgB,IAAI;kFAAC;;IAGtC,SAAS,GAAG,KAAK,CAAgB,IAAI;kFAAC;;IAGtC,iBAAiB,GAAG,KAAK,CAAgB,IAAI;0FAAC;;IAGpC,UAAU,GAAG,WAAW,CAAC,IAAI,CAAC,OAAO,EAAE,eAAe,EAAE,IAAI,CAAC;IAC7D,YAAY,GAAG,WAAW,CAAC,IAAI,CAAC,SAAS,EAAE,iBAAiB,EAAE,eAAe,CAAC;IAC9E,YAAY,GAAG,WAAW,CAAC,IAAI,CAAC,SAAS,EAAE,iBAAiB,EAAE,WAAW,CAAC;IAC1E,oBAAoB,GAAG,WAAW,CACnD,IAAI,CAAC,iBAAiB,EACtB,yBAAyB,EACzB,gBAAgB,CACjB;;IAGkB,UAAU,GAAG,QAAQ,CAAC,MAAM,IAAI,CAAC,GAAG,CAAC,CAAC,EAAE,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,KAAK,EAAE,GAAG,IAAI,CAAC,QAAQ,EAAE,CAAC,CAAC;mFAAC;;AAGnF,IAAA,UAAU,GAAG,QAAQ,CAAC,MAAK;AAC5C,QAAA,MAAM,KAAK,GAAG,IAAI,CAAC,KAAK,EAAE,KAAK,CAAC,GAAG,CAAC,GAAG,CAAC,IAAI,CAAC,WAAW,EAAE,GAAG,CAAC,IAAI,IAAI,CAAC,QAAQ,EAAE,GAAG,CAAC;QACrF,MAAM,GAAG,GAAG,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,WAAW,EAAE,GAAG,IAAI,CAAC,QAAQ,EAAE,EAAE,IAAI,CAAC,KAAK,EAAE,CAAC;AACxE,QAAA,OAAO,CAAA,EAAG,KAAK,CAAA,CAAA,EAAI,GAAG,IAAI,IAAI,CAAC,UAAU,EAAE,IAAI,IAAI,CAAC,KAAK,EAAE,EAAE;IAC/D,CAAC;mFAAC;AAEF;;;;AAIG;AACgB,IAAA,KAAK,GAAG,QAAQ,CAAuB,MAAK;AAC7D,QAAA,MAAM,KAAK,GAAG,IAAI,CAAC,UAAU,EAAE;AAC/B,QAAA,MAAM,OAAO,GAAG,IAAI,CAAC,WAAW,EAAE;AAElC,QAAA,IAAI,KAAK,IAAI,CAAC,EAAE;YACd,OAAO,KAAK,CAAC,IAAI,CAAC,EAAE,MAAM,EAAE,KAAK,EAAE,EAAE,CAAC,CAAC,EAAE,CAAC,KAAK,CAAC,GAAG,CAAC,CAAC;QACvD;AAEA,QAAA,MAAM,KAAK,GAAgB,CAAC,CAAC,CAAC;QAC9B,IAAI,OAAO,GAAG,CAAC;AAAE,YAAA,KAAK,CAAC,IAAI,CAAC,QAAQ,CAAC;AAErC,QAAA,IAAI,KAAa;AACjB,QAAA,IAAI,GAAW;AACf,QAAA,IAAI,OAAO,IAAI,CAAC,EAAE;YAChB,KAAK,GAAG,CAAC;YACT,GAAG,GAAG,CAAC;QACT;AAAO,aAAA,IAAI,OAAO,IAAI,KAAK,GAAG,CAAC,EAAE;AAC/B,YAAA,KAAK,GAAG,KAAK,GAAG,CAAC;AACjB,YAAA,GAAG,GAAG,KAAK,GAAG,CAAC;QACjB;aAAO;AACL,YAAA,KAAK,GAAG,OAAO,GAAG,CAAC;AACnB,YAAA,GAAG,GAAG,OAAO,GAAG,CAAC;QACnB;QAEA,KAAK,IAAI,CAAC,GAAG,KAAK,EAAE,CAAC,IAAI,GAAG,EAAE,CAAC,EAAE;AAAE,YAAA,KAAK,CAAC,IAAI,CAAC,CAAC,CAAC;AAChD,QAAA,IAAI,OAAO,GAAG,KAAK,GAAG,CAAC;AAAE,YAAA,KAAK,CAAC,IAAI,CAAC,QAAQ,CAAC;QAC7C,IAAI,GAAG,KAAK,KAAK;AAAE,YAAA,KAAK,CAAC,IAAI,CAAC,KAAK,CAAC;AAEpC,QAAA,OAAO,KAAK;IACd,CAAC;8EAAC;IAEiB,QAAQ,GAAG,QAAQ;AAEnB,IAAA,OAAO,GAAG,QAAQ,CAAC,MAAK;AACzC,QAAA,MAAM,KAAK,GAAG;YACZ,eAAe;AACf,YAAA,CAAA,eAAA,EAAkB,IAAI,CAAC,KAAK,EAAE,CAAA,CAAE;AAChC,YAAA,CAAA,eAAA,EAAkB,IAAI,CAAC,IAAI,EAAE,CAAA,CAAE;AAC/B,YAAA,CAAA,eAAA,EAAkB,IAAI,CAAC,KAAK,EAAE,CAAA,CAAE;SACjC;QACD,IAAI,IAAI,CAAC,QAAQ,EAAE;AAAE,YAAA,KAAK,CAAC,IAAI,CAAC,yBAAyB,CAAC;QAC1D,IAAI,IAAI,CAAC,UAAU,EAAE;AAAE,YAAA,KAAK,CAAC,IAAI,CAAC,2BAA2B,CAAC;AAC9D,QAAA,OAAO,KAAK,CAAC,IAAI,CAAC,GAAG,CAAC;IACxB,CAAC;gFAAC;AAEQ,IAAA,SAAS,CAAC,IAAY,EAAA;AAC9B,QAAA,OAAO,IAAI,CAAC,WAAW,EAAE,KAAK,IAAI;IACpC;AAEU,IAAA,IAAI,CAAC,IAA8B,EAAA;QAC3C,IAAI,OAAO,IAAI,KAAK,QAAQ;YAAE;QAC9B,IAAI,IAAI,CAAC,QAAQ,EAAE,IAAI,IAAI,GAAG,CAAC,IAAI,IAAI,GAAG,IAAI,CAAC,UAAU,EAAE,IAAI,IAAI,KAAK,IAAI,CAAC,WAAW,EAAE;YAAE;AAC5F,QAAA,IAAI,CAAC,WAAW,CAAC,GAAG,CAAC,IAAI,CAAC;IAC5B;AAEU,IAAA,YAAY,CAAC,IAAY,EAAA;QACjC,IAAI,IAAI,CAAC,QAAQ,EAAE,IAAI,IAAI,KAAK,IAAI,CAAC,QAAQ,EAAE;YAAE;AACjD,QAAA,IAAI,CAAC,QAAQ,CAAC,GAAG,CAAC,IAAI,CAAC;QACvB,MAAM,GAAG,GAAG,IAAI,CAAC,GAAG,CAAC,CAAC,EAAE,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,KAAK,EAAE,GAAG,IAAI,CAAC,CAAC;AACvD,QAAA,IAAI,IAAI,CAAC,WAAW,EAAE,GAAG,GAAG;AAAE,YAAA,IAAI,CAAC,WAAW,CAAC,GAAG,CAAC,GAAG,CAAC;IACzD;uGAvIW,YAAY,EAAA,IAAA,EAAA,EAAA,EAAA,MAAA,EAAA,EAAA,CAAA,eAAA,CAAA,SAAA,EAAA,CAAA;2FAAZ,YAAY,EAAA,YAAA,EAAA,IAAA,EAAA,QAAA,EAAA,eAAA,EAAA,MAAA,EAAA,EAAA,WAAA,EAAA,EAAA,iBAAA,EAAA,aAAA,EAAA,UAAA,EAAA,aAAA,EAAA,QAAA,EAAA,IAAA,EAAA,UAAA,EAAA,KAAA,EAAA,iBAAA,EAAA,IAAA,EAAA,EAAA,QAAA,EAAA,EAAA,iBAAA,EAAA,UAAA,EAAA,UAAA,EAAA,UAAA,EAAA,QAAA,EAAA,IAAA,EAAA,UAAA,EAAA,KAAA,EAAA,iBAAA,EAAA,IAAA,EAAA,EAAA,KAAA,EAAA,EAAA,iBAAA,EAAA,OAAA,EAAA,UAAA,EAAA,OAAA,EAAA,QAAA,EAAA,IAAA,EAAA,UAAA,EAAA,KAAA,EAAA,iBAAA,EAAA,IAAA,EAAA,EAAA,eAAA,EAAA,EAAA,iBAAA,EAAA,iBAAA,EAAA,UAAA,EAAA,iBAAA,EAAA,QAAA,EAAA,IAAA,EAAA,UAAA,EAAA,KAAA,EAAA,iBAAA,EAAA,IAAA,EAAA,EAAA,eAAA,EAAA,EAAA,iBAAA,EAAA,iBAAA,EAAA,UAAA,EAAA,iBAAA,EAAA,QAAA,EAAA,IAAA,EAAA,UAAA,EAAA,KAAA,EAAA,iBAAA,EAAA,IAAA,EAAA,EAAA,SAAA,EAAA,EAAA,iBAAA,EAAA,WAAA,EAAA,UAAA,EAAA,WAAA,EAAA,QAAA,EAAA,IAAA,EAAA,UAAA,EAAA,KAAA,EAAA,iBAAA,EAAA,IAAA,EAAA,EAAA,KAAA,EAAA,EAAA,iBAAA,EAAA,OAAA,EAAA,UAAA,EAAA,OAAA,EAAA,QAAA,EAAA,IAAA,EAAA,UAAA,EAAA,KAAA,EAAA,iBAAA,EAAA,IAAA,EAAA,EAAA,IAAA,EAAA,EAAA,iBAAA,EAAA,MAAA,EAAA,UAAA,EAAA,MAAA,EAAA,QAAA,EAAA,IAAA,EAAA,UAAA,EAAA,KAAA,EAAA,iBAAA,EAAA,IAAA,EAAA,EAAA,KAAA,EAAA,EAAA,iBAAA,EAAA,OAAA,EAAA,UAAA,EAAA,OAAA,EAAA,QAAA,EAAA,IAAA,EAAA,UAAA,EAAA,KAAA,EAAA,iBAAA,EAAA,IAAA,EAAA,EAAA,QAAA,EAAA,EAAA,iBAAA,EAAA,UAAA,EAAA,UAAA,EAAA,UAAA,EAAA,QAAA,EAAA,IAAA,EAAA,UAAA,EAAA,KAAA,EAAA,iBAAA,EAAA,IAAA,EAAA,EAAA,UAAA,EAAA,EAAA,iBAAA,EAAA,YAAA,EAAA,UAAA,EAAA,YAAA,EAAA,QAAA,EAAA,IAAA,EAAA,UAAA,EAAA,KAAA,EAAA,iBAAA,EAAA,IAAA,EAAA,EAAA,OAAA,EAAA,EAAA,iBAAA,EAAA,SAAA,EAAA,UAAA,EAAA,SAAA,EAAA,QAAA,EAAA,IAAA,EAAA,UAAA,EAAA,KAAA,EAAA,iBAAA,EAAA,IAAA,EAAA,EAAA,SAAA,EAAA,EAAA,iBAAA,EAAA,WAAA,EAAA,UAAA,EAAA,WAAA,EAAA,QAAA,EAAA,IAAA,EAAA,UAAA,EAAA,KAAA,EAAA,iBAAA,EAAA,IAAA,EAAA,EAAA,SAAA,EAAA,EAAA,iBAAA,EAAA,WAAA,EAAA,UAAA,EAAA,WAAA,EAAA,QAAA,EAAA,IAAA,EAAA,UAAA,EAAA,KAAA,EAAA,iBAAA,EAAA,IAAA,EAAA,EAAA,iBAAA,EAAA,EAAA,iBAAA,EAAA,mBAAA,EAAA,UAAA,EAAA,mBAAA,EAAA,QAAA,EAAA,IAAA,EAAA,UAAA,EAAA,KAAA,EAAA,iBAAA,EAAA,IAAA,EAAA,EAAA,EAAA,OAAA,EAAA,EAAA,WAAA,EAAA,mBAAA,EAAA,QAAA,EAAA,gBAAA,EAAA,EAAA,IAAA,EAAA,EAAA,UAAA,EAAA,EAAA,MAAA,EAAA,YAAA,EAAA,YAAA,EAAA,YAAA,EAAA,EAAA,UAAA,EAAA,EAAA,OAAA,EAAA,WAAA,EAAA,EAAA,EAAA,QAAA,EAAA,EAAA,EAAA,QAAA,EC9CzB,qnFAyFA,EAAA,YAAA,EAAA,CAAA,EAAA,IAAA,EAAA,UAAA,EAAA,IAAA,ED7CY,WAAW,+VAAE,QAAQ,EAAA,QAAA,EAAA,mCAAA,EAAA,MAAA,EAAA,CAAA,OAAA,EAAA,MAAA,EAAA,OAAA,EAAA,MAAA,EAAA,cAAA,EAAA,UAAA,EAAA,UAAA,EAAA,OAAA,EAAA,SAAA,EAAA,uBAAA,CAAA,EAAA,EAAA,EAAA,IAAA,EAAA,WAAA,EAAA,IAAA,EAAE,QAAQ,EAAA,QAAA,EAAA,WAAA,EAAA,MAAA,EAAA,CAAA,aAAA,EAAA,YAAA,EAAA,UAAA,EAAA,SAAA,EAAA,MAAA,EAAA,YAAA,EAAA,MAAA,EAAA,SAAA,EAAA,aAAA,EAAA,QAAA,EAAA,YAAA,EAAA,UAAA,EAAA,UAAA,EAAA,eAAA,EAAA,aAAA,EAAA,YAAA,EAAA,iBAAA,EAAA,UAAA,EAAA,WAAA,EAAA,UAAA,EAAA,aAAA,CAAA,EAAA,EAAA,EAAA,IAAA,EAAA,WAAA,EAAA,IAAA,EAAE,QAAQ,EAAA,QAAA,EAAA,WAAA,EAAA,MAAA,EAAA,CAAA,OAAA,EAAA,UAAA,CAAA,EAAA,CAAA,EAAA,aAAA,EAAA,EAAA,CAAA,iBAAA,CAAA,IAAA,EAAA,CAAA;;2FAExC,YAAY,EAAA,UAAA,EAAA,CAAA;kBAPxB,SAAS;+BACE,eAAe,EAAA,aAAA,EAEV,iBAAiB,CAAC,IAAI,EAAA,IAAA,EAC/B,EAAE,SAAS,EAAE,WAAW,EAAE,IAAI,EAAE,YAAY,EAAE,YAAY,EAAE,YAAY,EAAE,EAAA,OAAA,EACvE,CAAC,WAAW,EAAE,QAAQ,EAAE,QAAQ,EAAE,QAAQ,CAAC,EAAA,QAAA,EAAA,qnFAAA,EAAA;;;AE5CtD;;AAEG;;;;"}