read and print relevant info from logs

4 files changed, 106 insertions, 3 deletions

diff --git a/index.js b/index.js
index e69de29..3b1a013 100644
--- a/index.js
+++ b/index.js
@@ -0,0 +1,38 @@
+const fs = require("fs");
+const path = require("path");
+const readLastLine = require("read-last-line");
+const logPath = "C:\\ProgramData\\KingsIsle Entertainment\\Wizard101\\Bin\\WizardClient.log";
+const zones = require(path.join(__dirname, "./zones.json"));
+
+console.log("           _                  _ __  ___  __                        \n          (_)                | /_ |/ _ \\/_ |                       \n __      ___ ______ _ _ __ __| || | | | || |______ _ __ _ __   ___ \n \\ \\ /\\ / / |_  / _` | \'__/ _` || | | | || |______| \'__| \'_ \\ / __|\n  \\ V  V /| |/ / (_| | | | (_| || | |_| || |      | |  | |_) | (__ \n   \\_/\\_/ |_/___\\__,_|_|  \\__,_||_|\\___/ |_|      |_|  | .__/ \\___|\n                                                       | |         \n  ");
+
+let oldLineCount;
+(async () => { oldLineCount = await countLines(); })();
+fs.watchFile(logPath, { interval: 100 }, async (_curr, _prev) => {
+	let currentLineCount = await countLines();
+	await readLastLine.read(logPath, (currentLineCount - oldLineCount) * 2).then(async (logChunk) => {
+		try {
+			console.log(zones[/zone = (.+),/.exec(logChunk)[1]]);
+		} catch(_err) { /* No zone information found in this chunk */ }
+
+		let health = /WizClientGameEf (.+): Updating health globe \(new health: (\d+), new health max: (\d+)\)/gm.exec(logChunk);
+		console.log(`new health: ${health[2]}, new max health: ${health[3]}`);
+	}).catch(() => { /* No health information found in this chunk */ });
+	oldLineCount = currentLineCount;
+});
+
+function countLines() {
+	return new Promise((resolve, reject) => {
+		let lineCount = 0;
+		fs.createReadStream(logPath).on("data", (buffer) => {
+			let index = -1;
+			lineCount--;
+			do {
+				index = buffer.indexOf(10, index + 1);
+				lineCount++;
+			} while(index !== -1);
+		}).on("end", () => {
+			resolve(lineCount);
+		}).on("error", reject);
+	});
+}
diff --git a/package.json b/package.json
index 1f9f7d5..dcc54b1 100644
--- a/package.json
+++ b/package.json
@@ -1,8 +1,12 @@
 {
   "name": "wizard101-rpc",
-  "version": "0.2.0",
+  "version": "0.3.0",
   "description": "Discord Rich Presence for Wizard101!",
   "main": "index.js",
   "author": "Christopher Gwynn",
-  "license": "MIT"
+  "license": "MIT",
+  "dependencies": {
+    "discord-rpc": "^3.1.4",
+    "read-last-line": "^1.1.0"
+  }
 }
diff --git a/yarn.lock b/yarn.lock
new file mode 100644
index 0000000..7ac8d0b
--- /dev/null
+++ b/yarn.lock
@@ -0,0 +1,61 @@
+# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+# yarn lockfile v1
+
+
+any-promise@^1.0.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/any-promise/-/any-promise-1.3.0.tgz#abc6afeedcea52e809cdc0376aed3ce39635d17f"
+  integrity sha1-q8av7tzqUugJzcA3au0845Y10X8=
+
+discord-rpc@^3.1.4:
+  version "3.1.4"
+  resolved "https://registry.yarnpkg.com/discord-rpc/-/discord-rpc-3.1.4.tgz#6d449a682e6a0dec4f0444d5f36f9ebfabaccf91"
+  integrity sha512-QaBu+gHica2SzgRAmTpuJ4J8DX9+fDwAqhvaie3hcbkU9WPqewEPh21pWdd/7vTI/JNuapU7PFm2ZKg3BTkbGg==
+  dependencies:
+    node-fetch "^2.6.1"
+    ws "^7.3.1"
+
+mz@^2.7.0:
+  version "2.7.0"
+  resolved "https://registry.yarnpkg.com/mz/-/mz-2.7.0.tgz#95008057a56cafadc2bc63dde7f9ff6955948e32"
+  integrity sha512-z81GNO7nnYMEhrGh9LeymoE4+Yr0Wn5McHIZMK5cfQCl+NDX08sCZgUc9/6MHni9IWuFLm1Z3HTCXu2z9fN62Q==
+  dependencies:
+    any-promise "^1.0.0"
+    object-assign "^4.0.1"
+    thenify-all "^1.0.0"
+
+node-fetch@^2.6.1:
+  version "2.6.1"
+  resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.1.tgz#045bd323631f76ed2e2b55573394416b639a0052"
+  integrity sha512-V4aYg89jEoVRxRb2fJdAg8FHvI7cEyYdVAh94HH0UIK8oJxUfkjlDQN9RbMx+bEjP7+ggMiFRprSti032Oipxw==
+
+object-assign@^4.0.1:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
+  integrity sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=
+
+read-last-line@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/read-last-line/-/read-last-line-1.1.0.tgz#aa10d85568b28eddd4ff632f68fb5ef09bdce58a"
+  integrity sha512-XpM0ZE7uGidTV9YjZddIwow+jeKMFKdRosb0G/PZUFVpWMxTvvADhqKTDBpZ1FULInoXZWPRf8l9w/+2hfnZ5A==
+  dependencies:
+    mz "^2.7.0"
+
+thenify-all@^1.0.0:
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/thenify-all/-/thenify-all-1.6.0.tgz#1a1918d402d8fc3f98fbf234db0bcc8cc10e9726"
+  integrity sha1-GhkY1ALY/D+Y+/I02wvMjMEOlyY=
+  dependencies:
+    thenify ">= 3.1.0 < 4"
+
+"thenify@>= 3.1.0 < 4":
+  version "3.3.1"
+  resolved "https://registry.yarnpkg.com/thenify/-/thenify-3.3.1.tgz#8932e686a4066038a016dd9e2ca46add9838a95f"
+  integrity sha512-RVZSIV5IG10Hk3enotrhvz0T9em6cyHBLkH/YAZuKqd8hRkKhSfCGIcP2KUY0EPxndzANBmNllzWPwak+bheSw==
+  dependencies:
+    any-promise "^1.0.0"
+
+ws@^7.3.1:
+  version "7.4.2"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-7.4.2.tgz#782100048e54eb36fe9843363ab1c68672b261dd"
+  integrity sha512-T4tewALS3+qsrpGI/8dqNMLIVdq/g/85U98HPMa6F0m6xTbvhXU6RCQLqPH3+SlomNV/LdY6RXEbBpMH6EOJnA==
diff --git a/zones.json b/zones.json
index 84032f9..dfac075 100644
--- a/zones.json
+++ b/zones.json
@@ -2413,7 +2413,7 @@
     "WizardCity/Tutorial_Exterior": "Tutorial",
     "WizardCity/Tutorial_Interior": "Tutorial",
     "WizardCity/WC_Duel_Arena": "Arena",
-    "WizardCity/WC_Duel_Arena_New": "Arena",
+    "WizardCity/WC_Duel_Arena_New": "Wizard City Arena",
     "WizardCity/WC_Golem_Tower": "Golem Tower",
     "WizardCity/WC_Hub": "The Commons",
     "WizardCity/WC_NightSide": "Nightside",