Adds hyprland support for evremap orchestrator

.config/evremap/orchestrator

@@ -200,18 +200,127 @@ class Logger {
   }
 }
 
+class HyprlandSupport {
+
+  static HYPR_INPUT_CONFIG_FILE = path.join(process.env.HOME, '.config/hypr/config/settings/Input.conf')
+  static TARGET_CONFIG_FILE = path.join(process.env.HOME, '.cache/evremap_hyprland_config.conf')
+  
+  #lastFile = '';
+  
+  /**
+   * @returns {boolean}
+   */
+  get isValid() {
+    return process.env.DESKTOP_SESSION === 'hyprland';
+  }
+
+  /**
+   * @param {FileContainer[]} activeFiles
+   */
+  update(files) {
+    const configurations = this.#getConfigurations();
+    const activeFiles = files.filter((file) => file.state === 'running');
+    
+    const activeConfigurations = 
+      configurations.filter((config) => 
+        activeFiles.some((file) => {
+          const normalisedDeviceName = this.#getNormalizedDeviceName(file.device.name)
+          return config.name === normalisedDeviceName
+        })
+      )
+    
+    this.#createFile(activeFiles, activeConfigurations)
+  }
+
+  #getConfigurations() {
+    const config = fs.readFileSync(HyprlandSupport.HYPR_INPUT_CONFIG_FILE, 'utf-8');
+    const lines = config.split('\n').filter(line => line);
+    
+    const configurations = [];
+    let currentConfiguration;
+    let inDevice = false;
+    for (const line of lines) {
+      if (!inDevice) {
+        if (line === 'device {') {
+          inDevice = true;
+          
+          currentConfiguration = {};
+        }
+        continue;
+      }
+      
+      if (line === '}') {
+        inDevice = false;
+        
+        configurations.push(currentConfiguration);
+        currentConfiguration = {};
+        continue;
+      }
+      
+      const [ name, value ] = line.split('=');
+      currentConfiguration[name.trim()] = value.trim()
+    }
+    
+    return configurations;
+  }
+
+  #createFile(files, configurations) {
+    let configFileContent = "";
+
+    for (const file of files) {
+      const configuration = configurations.find(
+        (config) => config.name === this.#getNormalizedDeviceName(file.device.name)
+      )
+      if (!configuration) {
+        continue
+      }
+      
+      configuration.name = `evremap-virtual-input-for-${file.device.path}`;
+      
+      const entry = Object.entries(configuration)
+        .map(([name, value]) => `  ${name} = ${value}`)
+        .join('\n');
+      
+      configFileContent += `device {\n${entry}\n}\n`;
+    }
+    
+    if (this.#lastFile === configFileContent) {
+      return;
+    }
+    
+    this.#lastFile = configFileContent
+    
+    fs.writeFileSync(HyprlandSupport.TARGET_CONFIG_FILE, configFileContent);
+    console.log("Writing new config")
+  }
+
+  /**
+   * @param {string} deviceName
+   * @returns {string}
+   */
+  #getNormalizedDeviceName(deviceName) {
+    return deviceName.replaceAll(' ', '-').toLowerCase();
+  }
+}
+
 /**
  * @typedef {"waiting"|"running"|"failed"|"destroy"|"invalid"} FileContainerState
  *
  * @typedef {{
  *     filepath: Path,
- *     device: DeviceName,
+ *     device: Device,
  *     process?: ChildProcess,
  *     state: FileContainerState
  * }} FileContainer
  *
  * @typedef {string} Path
  * @typedef {string} DeviceName
+ * 
+ * @typedef {{
+ *   name: DeviceName
+ *   path: string,
+ *   physical: string,
+ * }} Device
  **/
 
 class Orchestrator {
@@ -230,7 +339,7 @@ class Orchestrator {
    */
   #fileMap
   /**
-   * @type Set<DeviceName>
+   * @type Set<Device>
    */
   #devices
 
@@ -244,11 +353,15 @@ class Orchestrator {
   /** @type {Logger} */
   #logger
   
+  /** @type {HyprlandSupport} */
+  #support;
+
   /** @type {'waiting'|'running'|'stopping'|'stopped'|'failed'} */
   #state
   constructor(
     path,
-    logger
+    logger,
+    support
   ) {
     this.#path = path
     this.#fileMap = new Map();
@@ -256,6 +369,7 @@ class Orchestrator {
     this.#notifications = new NotificationHandler();
     this.#logger = logger;
     this.#state = 'waiting';
+    this.#support = support;
   }
 
   async run() {
@@ -272,14 +386,15 @@ class Orchestrator {
     
     this.#state = 'running';
     do {
-      const prepareSteps = [
+      await this.#updateDevices();
-        this.#updateFileMap(),
+      await this.#updateFileMap();
-        this.#updateDevices()
-      ];
-      await Promise.all(prepareSteps);
       
       this.#actFiles()
       
+      if (this.#support.isValid) {
+        this.#support.update(this.#fileMap.values().toArray());
+      }
+      
       await new Promise(resolve => setTimeout(resolve, 1000));
     } while(this.#state === 'running');
     this.#state = 'stopped';
@@ -347,18 +462,23 @@ class Orchestrator {
    */
   #createFileContainer(path) {
     const grepResult = child_process.execSync(`grep device_name "${path}"`).toString();
-    const device = grepResult.split('=')[1].replaceAll('"', '').trim();
+    const deviceName = grepResult.split('=')[1].replaceAll('"', '').trim();
 
     this.#logger.log(
-      `Create file watcher for ${device} with '${path}'`,
+      `Create file watcher for ${deviceName} with '${path}'`,
       "ORCHESTRATOR",
       "DEBUG"
     )
 
+    /**
+     * @type {Device}
+     */
+    const selectedDevice = this.#devices.values().find((device) => device.name === deviceName)
+    
     return {
       filepath: path,
       state: "waiting",
-      device: device
+      device: selectedDevice
     }
   }
   
@@ -372,11 +492,11 @@ class Orchestrator {
         continue;
       }
       
-      if (!deviceMap.has(value.device)) {
+      if (!deviceMap.has(value.device.name)) {
-        deviceMap.set(value.device, [])
+        deviceMap.set(value.device.name, [])
       }
       
-      deviceMap.get(value.device).push(value);
+      deviceMap.get(value.device.name).push(value);
     }
     
     const duplicates = deviceMap.values().filter(devices => devices.some(device => device.state !== 'invalid') && devices.length > 1);
@@ -385,7 +505,7 @@ class Orchestrator {
       this.#notifications.sendNotification(
         {
           summary: "Duplicate remap files for device",
-          message: `The following device ${container.device} has multiple remap files. This is not possible. Please make sure only one is avaliable.
+          message: `The following device ${container.device.name} has multiple remap files. This is not possible. Please make sure only one is avaliable.
 Marking all files as invalid and unloading currently loaded files...
 
 Files:
@@ -401,7 +521,7 @@ ${duplicate.map((file) => `- ${file.filepath}`).join('\n')}`,
         });
       })
       this.#logger.log(
-        `Marking device ${container.device} invalid due to multiple files.
+        `Marking device ${container.device.name} invalid due to multiple files.
 Files:
 ${duplicate.map((file) => `- ${file.filepath}`).join('\n')}\`
 `,
@@ -431,7 +551,7 @@ ${duplicate.map((file) => `- ${file.filepath}`).join('\n')}\`
      * @var {string}
      */
     const evremapResult = await new Promise((resolve, reject) => {
-      child_process.exec('evremap list-devices | grep Name:', (error, stdout, stderr) => {
+      child_process.exec('evremap list-devices', (error, stdout, stderr) => {
         if (error) {
           reject(error);
           return;
@@ -441,11 +561,30 @@ ${duplicate.map((file) => `- ${file.filepath}`).join('\n')}\`
       })
     })
 
+    const lines = evremapResult.split('\n').filter(line => line);
+
     /**
-     * @type {DeviceName[]}
+     * @type {Device[]}
      */
-    const devices = evremapResult.split('\n').map((result) => result.replace('Name: ', ''))
+    const devices = [];
+    for (let i = 0; i < lines.length; i += 3) {
+      const nameLine = lines[i];
+      const pathLine = lines[i + 1];
+      const physLine = lines[i + 2];
+
+      /**
+       * @type {Device}
+       */
+      const device = {
+        name: nameLine.split(':')[1]?.trim() ?? '',
+        path: pathLine.split(':')[1]?.trim() ?? '',
+        physical: physLine.split(':')[1]?.trim() ?? ''
+      }
+      
+      devices.push(device);
+    }
     this.#devices = new Set(devices);
+    
   }
 
   #actFiles() {
@@ -495,7 +634,7 @@ s
       if (data.includes("Going into read loop")) {
         message.replace({
           summary: "Device ready",
-          message: Orchestrator.NOTIFICATION_READY.replace("{device}", file.device),
+          message: Orchestrator.NOTIFICATION_READY.replace("{device}", file.device.name),
           expire: 5_000,
           urgency: 'normal'
         })
@@ -505,7 +644,7 @@ s
       if (!dataMessage) {
         this.#logger.log(
           dataMetadata,
-          `EVREMAP[${file.device}]`,
+          `EVREMAP[${file.device.name}]`,
           'WARN',
         )
         return;
@@ -515,7 +654,7 @@ s
       
       this.#logger.log(
         dataMessage.trim(), 
-        origin.toUpperCase().replace('EVREMAP', `EVREMAP[${file.device}]`),
+        origin.toUpperCase().replace('EVREMAP', `EVREMAP[${file.device.name}]`),
         type,
         new Date(Date.parse(time))
       )
@@ -524,8 +663,8 @@ s
       const unexpected = code === null || code === 0;
       
       this.#logger.log(
-        `Device '${file.device}' ${unexpected ? "unexpectedly" : ''} left with code '${code}'.`,
+        `Device '${file.device.name}' ${unexpected ? "unexpectedly" : ''} left with code '${code}'.`,
-        `EVREMAP[${file.device}]`,
+        `EVREMAP[${file.device.name}]`,
         unexpected ? 'WARN' : 'INFO'
       )
       
@@ -535,7 +674,7 @@ s
       
       message.replace({
         summary: "Device left unexpected...",
-        message: Orchestrator.NOTIFICATION_CONNECTION_LOST.replace('{device}', file.device)
+        message: Orchestrator.NOTIFICATION_CONNECTION_LOST.replace('{device}', file.device.name)
       })
       
       this.#fileMap.set(file.filepath, {
@@ -571,15 +710,15 @@ s
       default:
       case "GENERIC":
         notificationMessage = Orchestrator.NOTIFICATION_GENERIC_PROCESS_STOP.replace('{device}', file.device)
-        logMessage = `Removing process for device '${file.device}' from file '${file.filepath}', due to unknown reason`
+        logMessage = `Removing process for device '${file.device.name}' from file '${file.filepath}', due to unknown reason`
         break;
       case "REMOVED_FILE":
         notificationMessage = Orchestrator.NOTIFICATION_MISSING_FILE_PROCESS_STOP.replace('{device}', file.device)
-        logMessage = `Removing process for device '${file.device}' from file '${file.filepath}', due to a removed file`
+        logMessage = `Removing process for device '${file.device.name}' from file '${file.filepath}', due to a removed file`
         break;
       case "INVALID_FILE":
         notificationMessage = Orchestrator.NOTIFICATION_INVALID_FILE_PROCESS_STOP.replace('{device}', file.device)
-        logMessage = `Removing process for device '${file.device}' from file '${file.filepath}', due to a invalid file`
+        logMessage = `Removing process for device '${file.device.name}' from file '${file.filepath}', due to a invalid file`
         break;
 
     }
@@ -627,7 +766,8 @@ function prepareProcess(orchestrator) {
 const evremapPath = path.resolve(process.env.HOME, '.config/evremap');
 
 const logger = new Logger("CHATTY");
-const orchestrator = new Orchestrator(evremapPath, logger);
+const support = new HyprlandSupport();
+const orchestrator = new Orchestrator(evremapPath, logger, support);
 
 prepareProcess(orchestrator);
 

.config/hypr/config/settings/Input.conf

@@ -36,14 +36,4 @@ device {
   kb_variant = altgr-intl
 }
 
-device {
+source = ~/.cache/evremap_hyprland_config.conf
-  name = evremap-virtual-input-for-/dev/input/event17
-  kb_layout = us
-  kb_variant = altgr-intl
-}
-
-device {
-  name = evremap-virtual-input-for-/dev/input/event4
-  kb_layout = us
-  kb_variant = altgr-intl
-}