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docs(list): update demo #464

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merged 1 commit into from
Nov 7, 2022
Merged

docs(list): update demo #464

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28 changes: 22 additions & 6 deletions src/list/demos/err-tip.vue
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
<template>
<t-list :async-loading="errloading" @scroll="onLoadMore">
<t-list :async-loading="loading" @scroll="onLoadMore">
<t-cell v-for="item in listError" :key="item" align="middle">
<span class="cell">{{ item }}</span>
</t-cell>
Expand All @@ -12,26 +12,42 @@
</template>

<script lang="ts" setup>
import { ref } from 'vue';
import { ref, onMounted } from 'vue';

const listError = ref<any[]>([]);

const errloading = ref('');
const loading = ref('');
const showError = ref(false);

const onLoadError = () => {
loading.value = 'loading';

setTimeout(() => {
for (let i = 0; i < 8; i++) {
listError.value.push(`${listError.value.length + 1}`);
}
showError.value = true;
loading.value = '';
}, 1000);
};

const onLoadMore = () => {
showError.value = false;
if (listError.value.length >= 60 || errloading.value) {
if (listError.value.length >= 60 || loading.value) {
return;
}

errloading.value = 'loading';
loading.value = 'loading';

setTimeout(() => {
for (let i = 0; i < 15; i++) {
listError.value.push(`${listError.value.length + 1}`);
}
errloading.value = '';
loading.value = '';
}, 1000);
};

onMounted(() => {
onLoadError();
});
</script>
140 changes: 8 additions & 132 deletions src/list/demos/mobile.vue
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,120 +13,30 @@
</tdesign-demo-block>
</div>
<div v-if="currentTab === 'base'">
<baseVue />
<BaseVue />
</div>
<div v-if="currentTab === 'error-tip'">
<t-list :async-loading="errloading" @scroll="onLoadMore">
<t-cell v-for="item in listError" :key="item" align="middle">
<span class="cell">{{ item }}</span>
</t-cell>
<template #footer>
<t-loading v-if="showError" :indicator="false" @click.stop="onLoadMore">
<div class="custom-error">请求失败，点击重新<span>加载</span></div>
</t-loading>
</template>
</t-list>
<ErrTipDemo />
</div>
<div v-if="currentTab === 'pull-refresh'">
<div class="pull-refresh-wrap">
<t-pull-down-refresh v-model="refreshing" @refresh="onRefresh">
<t-list :async-loading="pullloading" @scroll="(value) => onScroll(value, 'listPull')">
<t-cell v-for="item in listPull" :key="item" align="middle">
<span class="cell">{{ item }}</span>
</t-cell>
</t-list>
</t-pull-down-refresh>
<PullRefreshDemo />
</div>
</div>
</div>
</div>
</template>

<script lang="ts" setup>
import { ref, onMounted, computed, h, onUnmounted } from 'vue';
import baseVue from './base.vue';

const MAX_DATA_LEN = 60;

const loadData = (data: any, isRefresh?: Boolean) => {
const ONCE_LOAD_NUM = 20;

return new Promise((resolve) => {
setTimeout(() => {
const temp = [];
for (let i = 0; i < ONCE_LOAD_NUM; i++) {
if (isRefresh) {
temp.push(`${i + 1}`);
} else {
temp.push(`${data.value.length + 1 + i}`);
}
}

if (isRefresh) {
data.value = temp;
} else {
data.value.push(...temp);
}

resolve(data);
}, 1000);
});
};
import { ref, onMounted, onUnmounted } from 'vue';
import BaseVue from './base.vue';
import ErrTipDemo from './err-tip.vue';
import PullRefreshDemo from './pull-refresh.vue';

const currentTab = ref('info');
const list = ref([] as Array<any>);
const listPull = ref([] as Array<any>);
const listError = ref([] as Array<any>);

const loading = ref('');
const errloading = ref('');
const pullloading = ref('');
const refreshing = ref(false);
const showError = ref(false);

const onLoad = (isRefresh?: Boolean) => {
if ((list.value.length >= MAX_DATA_LEN && !isRefresh) || loading.value) {
return;
}
loading.value = 'loading';
loadData(list, isRefresh).then(() => {
loading.value = '';
refreshing.value = false;
});
};

const onLoadPull = (isRefresh?: Boolean) => {
if ((listPull.value.length >= MAX_DATA_LEN && !isRefresh) || pullloading.value) {
return;
}
pullloading.value = 'loading';
loadData(listPull, isRefresh).then(() => {
pullloading.value = '';
refreshing.value = false;
});
};

const onLoadError = () => {
errloading.value = 'loading';

setTimeout(() => {
for (let i = 0; i < 8; i++) {
listError.value.push(`${listError.value.length + 1}`);
}
showError.value = true;
errloading.value = '';
}, 1000);
};

const onScroll = (scrollBottom: number, type?: string) => {
if (scrollBottom < 50) {
type === 'listPull' ? onLoadPull() : onLoad();
}
};

onMounted(() => {
onLoad();
window.onpopstate = function (event) {
window.onpopstate = function () {
currentTab.value = 'info';
};
});
Expand All @@ -136,43 +46,9 @@ onUnmounted(() => {
});

const onChangeTab = (val: any) => {
list.value = [];
listError.value = [];
showError.value = false;

if (val === 'base') {
onLoad();
} else if (val === 'error-tip') {
onLoadError();
} else if (val === 'pull-refresh') {
onLoadPull();
}
currentTab.value = val;
history.pushState({}, '', '?tab=demo');
};

const onLoadMore = () => {
showError.value = false;
if (listError.value.length >= 60 || errloading.value) {
return;
}

errloading.value = 'loading';

setTimeout(() => {
for (let i = 0; i < 15; i++) {
listError.value.push(`${listError.value.length + 1}`);
}
errloading.value = '';
}, 1000);
};

const loadingPullData = computed(() => Boolean(pullloading.value));

const onRefresh = () => {
refreshing.value = true;
onLoadPull(true);
};
</script>

<style lang="less">
Expand Down
16 changes: 10 additions & 6 deletions src/list/demos/pull-refresh.vue
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
<template>
<t-pull-down-refresh v-model="refreshing" @refresh="onRefresh">
<t-list :async-loading="pullloading" @scroll="onScroll">
<t-list :async-loading="loading" @scroll="onScroll">
<t-cell v-for="item in listPull" :key="item" align="middle">
<span class="cell">{{ item }}</span>
</t-cell>
Expand All @@ -9,7 +9,7 @@
</template>

<script lang="ts" setup>
import { ref } from 'vue';
import { ref, onMounted } from 'vue';

const MAX_DATA_LEN = 60;

Expand Down Expand Up @@ -39,16 +39,16 @@ const loadData = (data: any, isRefresh?: Boolean) => {
};

const listPull = ref([] as Array<any>);
const pullloading = ref('');
const loading = ref('');
const refreshing = ref(false);

const onLoadPull = (isRefresh?: Boolean) => {
if ((listPull.value.length >= MAX_DATA_LEN && !isRefresh) || pullloading.value) {
if ((listPull.value.length >= MAX_DATA_LEN && !isRefresh) || loading.value) {
return;
}
pullloading.value = 'loading';
loading.value = 'loading';
loadData(listPull, isRefresh).then(() => {
pullloading.value = '';
loading.value = '';
refreshing.value = false;
});
};
Expand All @@ -63,4 +63,8 @@ const onRefresh = () => {
refreshing.value = true;
onLoadPull(true);
};

onMounted(() => {
onLoadPull();
});
</script>