fix(pagination): fix pagination known issues (#811)

* fix(pagination): fix pagination known issues

- Fix pagination emitting current change twice

* fix(pagination): add defaults for readability

* fix(pagination): - remove defaults

packages/pagination/__tests__/pagination.spec.ts

@@ -72,6 +72,7 @@ describe('Pagination.vue', () => {
       props: {
         pageSize: 25,
         pagerCount: 5,
+        pageCount: 50,
       },
     })
     expect(wrapper.findAll('li.number').length).toBe(5)

packages/pagination/src/index.ts

@@ -39,12 +39,10 @@ export default defineComponent({
 
     total: {
       type: Number,
-      default: 1000,
     },
 
     pageCount: {
       type: Number,
-      default: 50,
     },
 
     pagerCount: {
@@ -124,9 +122,8 @@ export default defineComponent({
       nextTick(() => {
         if (
           internalCurrentPage.value !== lastEmittedPage.value ||
-          userChangePageSize
+          userChangePageSize.value
         ) {
-          emit('current-change', internalCurrentPage.value)
           lastEmittedPage.value = internalCurrentPage.value
           userChangePageSize.value = false
         }
@@ -136,7 +133,6 @@ export default defineComponent({
     function handleCurrentChange(val: number) {
       internalCurrentPage.value = getValidCurrentPage(val)
       userChangePageSize.value = true
-      emitChange()
     }
 
     function handleSizesChange(val: number) {

packages/pagination/src/pager.vue

@@ -57,7 +57,6 @@ export default defineComponent({
     },
     pageCount: {
       type: Number,
-      default: 50,
     },
     pagerCount: {
       type: Number,