Added custom service jellystat (#770)

Added custom service jellystat

docs/customservices.md

@@ -36,6 +36,7 @@ within Homer:
   - [PiAlert](#pialert)
   - [Immich](#immich)
   - [OpenHAB](#openhab)
+  - [Jellystat](#jellystat)
   - [Home Assistant](#home-assistant)
 
 If you experiencing any issue, please have a look to the [troubleshooting](troubleshooting.md) page.
@@ -465,6 +466,22 @@ You need to set the type to OpenHAB, provide an api key and enable cors on OpenH
 To create an API token on OpenHAB, follow the [official documentation here](https://www.openhab.org/docs/configuration/apitokens.html).  
 To enable cors on OpenHAB, edit your services/runtime.cfg and uncomment or add this line: `org.openhab.cors:enable=true`
 
+## Jellystat
+
+The Jellystat serice display the number of concurrent streams on your jellyfin server.
+The Jellystat server must be running behind a reverse proxy to add some cors headers:
+ - Access-Control-Allow-Origin: ${your_domain}
+ - Access-Control-Allow-Headers: Authorization
+
+```yaml
+- name: "Jellystat"
+  logo: "assets/tools/jellystat.png"
+  url: "http://192.168.1.154:3000"
+  type: "Jellystat"
+  apikey: "<---insert-api-key-here--->"
+```
+You can create an API key in the dashboard of you jellystat server: settings/API Keys -> Add Key
+
 ## Home Assistant
 
 You need to set the type to HomeAssistant, provide an api key and enable cors on Home Assistant.
@@ -479,4 +496,4 @@ You need to set the type to HomeAssistant, provide an api key and enable cors on
   separator: " " # optional, how to separate items
 ```
 To create an API token on HomeAssistant, follow the [official documentation here](https://developers.home-assistant.io/docs/auth_api/#long-lived-access-token).  
-To enable cors on HomeAssistant, edit your `configuration.yml` and add the IP of Homer to `https: cors_allowed_origins`
+To enable cors on HomeAssistant, edit your `configuration.yml` and add the IP of Homer to `https: cors_allowed_origins`

src/components/services/Jellystat.vue

@@ -0,0 +1,98 @@
+<template>
+  <Generic :item="item">
+    <template #indicator>
+      <div class="notifs">
+        <strong
+          v-if="streams > 0"
+          class="notif playing"
+          :title="`${streams} active stream${streams > 1 ? 's' : ''}`"
+        >
+          {{ streams }}
+        </strong>
+        <i
+          v-if="error"
+          class="notif error fa-solid fa-triangle-exclamation"
+          title="Unable to fetch current status"
+        ></i>
+      </div>
+    </template>
+  </Generic>
+</template>
+<script>
+import service from "@/mixins/service.js";
+import Generic from "./Generic.vue";
+
+export default {
+  name: "Jellyfin",
+  mixins: [service],
+  props: {
+    item: Object,
+  },
+  components: {
+    Generic,
+  },
+  data: () => ({
+    stats: null,
+    error: false,
+  }),
+  computed: {
+    streams: function () {
+      if (!this.stats) {
+        return "";
+      }
+      let nb_streams = 0;
+      for (let stream of this.stats) {
+        if ("NowPlayingItem" in stream) nb_streams++;
+      }
+      return nb_streams;
+    },
+  },
+  created() {
+    this.fetchStatus();
+  },
+  methods: {
+    fetchStatus: async function () {
+      const headers = {
+        Authorization: `bearer ${this.item.apikey}`,
+      };
+      try {
+        const response = await this.fetch("/proxy/getSessions", { headers });
+        this.error = false;
+        this.stats = response;
+      } catch (e) {
+        this.error = true;
+        console.error(e);
+      }
+    },
+  },
+};
+</script>
+
+<style scoped lang="scss">
+.notifs {
+  position: absolute;
+  color: white;
+  font-family: sans-serif;
+  top: 0.3em;
+  right: 0.5em;
+
+  .notif {
+    display: inline-block;
+    padding: 0.2em 0.35em;
+    border-radius: 0.25em;
+    position: relative;
+    margin-left: 0.3em;
+    font-size: 0.8em;
+
+    &.playing {
+      background-color: #28a9a3;
+    }
+
+    &.error {
+      border-radius: 50%;
+      aspect-ratio: 1;
+      background-color: #e51111;
+    }
+  }
+}
+</style>