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Avoid full reload when swithcing page.

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This commit is contained in:
Bastien Wirtz
2021-03-06 22:50:58 -08:00
parent 00b46a6dde
commit ba07da6b10
4 changed files with 70 additions and 46 deletions
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25
src/components/Message.vue
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@@ -22,7 +22,6 @@ export default {
},
data: function () {
return {
show: false,
message: {},
};
},
@@ -30,14 +29,23 @@ export default {
// Look for a new message if an endpoint is provided.
this.message = Object.assign({}, this.item);
await this.getMessage();
this.show = this.message.title || this.message.content;
},
computed: {
show: function () {
return this.message.title || this.message.content;
},
},
watch: {
item: function (item) {
this.message = Object.assign({}, item);
},
},
methods: {
getMessage: async function() {
getMessage: async function () {
if (this.item && this.item.url) {
let fetchedMessage = await this.downloadMessage(this.item.url);
if (this.item.mapping) fetchedMessage = this.mapRemoteMessage(fetchedMessage);
if (this.item.mapping)
fetchedMessage = this.mapRemoteMessage(fetchedMessage);
// keep the original config value if no value is provided by the endpoint
for (const prop of ["title", "style", "content"]) {
if (prop in fetchedMessage && fetchedMessage[prop] !== null) {
@@ -45,7 +53,8 @@ export default {
}
}
}
if (this.item.refreshInterval) setTimeout(this.getMessage, this.item.refreshInterval);
if (this.item.refreshInterval)
setTimeout(this.getMessage, this.item.refreshInterval);
},
downloadMessage: function (url) {
@@ -60,7 +69,9 @@ export default {
mapRemoteMessage: function (message) {
let mapped = {};
// map property from message into mapped according to mapping config (only if field has a value):
for (const prop in this.item.mapping) if (message[this.item.mapping[prop]]) mapped[prop] = message[this.item.mapping[prop]];
for (const prop in this.item.mapping)
if (message[this.item.mapping[prop]])
mapped[prop] = message[this.item.mapping[prop]];
return mapped;
},
},