105 lines
2.2 KiB
Vue
105 lines
2.2 KiB
Vue
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<template>
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<div class="message-stream">
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{{ displayedContent }}<span v-if="!isFinished" class="blinking-cursor" />
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</div>
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</template>
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<script lang="ts">
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import vue from "../adapter-vue";
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import { customerServicePayloadType } from "../interface";
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const { ref, watchEffect, onBeforeUnmount, onMounted } = vue;
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interface Props {
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payload: customerServicePayloadType;
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}
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export default {
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props: {
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payload: {
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type: Object as () => customerServicePayloadType,
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default: () => ({}),
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},
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},
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setup(props: Props) {
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const content = ref<string>("");
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const displayedContent = ref<string>("");
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const isFinished = ref<boolean>(false);
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let intervalId: number | null = null;
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let currentIndex = 0;
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const updateDisplayedContent = () => {
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if (intervalId) {
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window.clearInterval(intervalId);
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}
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intervalId = window.setInterval(() => {
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if (currentIndex < content.value.length) {
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displayedContent.value += content.value[currentIndex];
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currentIndex++;
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} else {
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window.clearInterval(intervalId!);
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intervalId = null;
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}
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}, 50);
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};
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onMounted(() => {
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content.value = props?.payload?.chunks?.join("") ?? "";
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displayedContent.value = content.value;
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currentIndex = content.value.length;
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});
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watchEffect(() => {
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const newContent = props?.payload?.chunks?.join("") ?? "";
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if (newContent.length > currentIndex) {
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content.value = newContent;
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updateDisplayedContent();
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}
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});
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watchEffect(() => {
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isFinished.value = props?.payload?.isFinished === 1;
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});
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onBeforeUnmount(() => {
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if (intervalId) {
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window.clearInterval(intervalId);
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}
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});
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return {
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content,
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props,
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isFinished,
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displayedContent,
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};
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},
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};
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</script>
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<style lang="scss" scoped>
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.message-stream {
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word-break: break-all;
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font-size: 14px;
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.blinking-cursor {
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display: inline-block;
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width: 1px;
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height: 16px;
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background-color: black;
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animation: blink 1s step-end infinite;
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vertical-align: sub;
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}
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@keyframes blink {
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0%,
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100% {
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background-color: transparent;
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}
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50% {
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background-color: black;
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}
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}
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}
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</style>
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