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fix: theme switching when document.startViewTransition is undefined #9

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merged 1 commit into from
Jul 26, 2023
Merged

fix: theme switching when document.startViewTransition is undefined #9

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65 changes: 38 additions & 27 deletions src/layouts/Navbar/components/ThemeChange/index.vue
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
<script setup lang="ts">
import { useI18n } from "vue-i18n";
import { logger } from "@kirklin/logger";
import { themeList } from "./data";
import type { CustomTheme } from "~/layouts/Navbar/components/ThemeChange/types";

Expand Down Expand Up @@ -42,34 +43,44 @@ const mode = useColorMode<CustomTheme>({

const changeTheme = (event: MouseEvent, theme: CustomTheme) => {
const isSameTheme = mode.value === theme;
const x = event.clientX;
const y = event.clientY;
const endRadius = Math.hypot(
Math.max(x, innerWidth - x),
Math.max(y, innerHeight - y),
);
// eslint-disable-next-line @typescript-eslint/ban-ts-comment
// @ts-expect-error
const transition = document.startViewTransition();
transition.ready.then(() => {
const clipPath = [
`circle(0px at ${x}px ${y}px)`,
`circle(${endRadius}px at ${x}px ${y}px)`,
];
document.documentElement.animate(
{
clipPath: isSameTheme ? [...clipPath].reverse() : clipPath,
},
{
duration: 500,
easing: "ease-in",
pseudoElement: isSameTheme
? "::view-transition-old(root)"
: "::view-transition-new(root)",
},
try {
// eslint-disable-next-line @typescript-eslint/ban-ts-comment
// @ts-expect-error
if (document.startViewTransition === undefined) {
throw new Error("document.startViewTransition is undefined, please update your browser to the latest version or use a modern browser.");
}
const x = event.clientX;
const y = event.clientY;
const endRadius = Math.hypot(
Math.max(x, innerWidth - x),
Math.max(y, innerHeight - y),
);
});
mode.value = theme;
// eslint-disable-next-line @typescript-eslint/ban-ts-comment
// @ts-expect-error
const transition = document.startViewTransition();
transition.ready.then(() => {
const clipPath = [
`circle(0px at ${x}px ${y}px)`,
`circle(${endRadius}px at ${x}px ${y}px)`,
];
document.documentElement.animate(
{
clipPath: isSameTheme ? [...clipPath].reverse() : clipPath,
},
{
duration: 500,
easing: "ease-in",
pseudoElement: isSameTheme
? "::view-transition-old(root)"
: "::view-transition-new(root)",
},
);
});
} catch (error: unknown) {
logger.error(`Failed to change theme : ${error instanceof Error ? error.message : ""}`);
} finally {
mode.value = theme;
}
};
</script>

Expand Down