82 lines
2.4 KiB
Rust
82 lines
2.4 KiB
Rust
use crate::host_bridge::protocol::{failed, ok, HostBridgeRequest, HostBridgeResponse};
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use crate::shell::webview::color_scheme_from_theme;
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use serde_json::json;
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use tauri::Manager;
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pub(crate) fn desktop_appearance_color_scheme(
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app: &tauri::AppHandle,
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request: &HostBridgeRequest,
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) -> HostBridgeResponse {
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match app.get_webview_window("main") {
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Some(window) => match window.theme() {
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Ok(theme) => ok_color_scheme(request, color_scheme_from_theme(theme)),
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Err(_error) => {
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log_desktop_appearance_failure("theme");
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appearance_unavailable_response(request)
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}
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},
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None => {
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log_desktop_appearance_failure("window");
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appearance_unavailable_response(request)
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}
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}
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}
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fn ok_color_scheme(request: &HostBridgeRequest, color_scheme: &'static str) -> HostBridgeResponse {
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ok(
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request.id.clone(),
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json!({
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"colorScheme": color_scheme
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}),
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)
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}
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fn appearance_unavailable_response(request: &HostBridgeRequest) -> HostBridgeResponse {
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failed(request.id.clone(), "host_error", "appearance unavailable")
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}
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fn log_desktop_appearance_failure(label: &str) -> bool {
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eprintln!("desktop appearance failed for {label}");
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false
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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use crate::host_bridge::protocol::request;
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#[test]
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fn ok_color_scheme_reports_contract_shape() {
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let response = ok_color_scheme(&request("appearance.getColorScheme"), "dark");
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assert!(response.ok);
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assert_eq!(
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response.result.expect("appearance result"),
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json!({
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"colorScheme": "dark"
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})
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);
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}
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#[test]
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fn appearance_unavailable_response_is_stable() {
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let response = appearance_unavailable_response(&request("appearance.getColorScheme"));
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assert!(!response.ok);
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let error = response.error.expect("appearance error");
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assert_eq!(error.code, "host_error");
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assert_eq!(error.message, "appearance unavailable");
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}
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#[test]
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fn appearance_failures_are_logged_without_exposing_native_detail() {
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assert!(!log_desktop_appearance_failure("theme"));
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assert!(!log_desktop_appearance_failure("window"));
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}
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#[test]
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fn appearance_failures_log_stable_label_only() {
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assert!(!log_desktop_appearance_failure("theme"));
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}
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}
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