From cc2a1971f0deb96d1f99b402e213c96976823e3b Mon Sep 17 00:00:00 2001
From: Chip Wasson <chip@wasson.io>
Date: Tue, 5 Sep 2023 11:41:43 -0600
Subject: [PATCH] Add isword module

---
 Dockerfile                      |  9 ++++++++-
 src/app.module.ts               |  3 ++-
 src/isword/isword.controller.ts | 24 ++++++++++++++++++++++++
 src/isword/isword.module.ts     |  9 +++++++++
 src/isword/isword.service.ts    | 15 +++++++++++++++
 5 files changed, 58 insertions(+), 2 deletions(-)
 create mode 100644 src/isword/isword.controller.ts
 create mode 100644 src/isword/isword.module.ts
 create mode 100644 src/isword/isword.service.ts

diff --git a/Dockerfile b/Dockerfile
index cd76110..9e5d5e0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,11 @@
-FROM node:18
+FROM node:18-ubuntu
+
+
+# Install american word lists for /isword
+RUN apt-get update && apt-get install -y \
+  wamerican \
+  # wamerican-insane \
+  && rm -rf /var/lib/apt/lists/*
 
 ADD package.json .
 ADD yarn.lock .
diff --git a/src/app.module.ts b/src/app.module.ts
index 4e79aa7..d31098e 100644
--- a/src/app.module.ts
+++ b/src/app.module.ts
@@ -2,9 +2,10 @@ import { Module } from '@nestjs/common';
 import { AppController } from './app.controller';
 import { AppService } from './app.service';
 import { ParkioModule } from './parkio/parkio.module';
+import { IswordModule } from './isword/isword.module';
 
 @Module({
-  imports: [ParkioModule],
+  imports: [ParkioModule, IswordModule],
   controllers: [AppController],
   providers: [AppService],
 })
diff --git a/src/isword/isword.controller.ts b/src/isword/isword.controller.ts
new file mode 100644
index 0000000..f6be9dc
--- /dev/null
+++ b/src/isword/isword.controller.ts
@@ -0,0 +1,24 @@
+import { Body, Controller, Get, Param, Post } from '@nestjs/common';
+import { IswordService } from './isword.service';
+
+export type AreWordsDto = string[]
+
+@Controller('isword')
+export class IswordController {
+    constructor(
+        private readonly isWordService: IswordService
+    ) {}
+
+    @Get(':word')
+    isWord(@Param('word') word: string) {
+        return this.isWordService.isWord(word)
+    }
+
+    @Post()
+    areWords(@Body() body: AreWordsDto) {
+        return body.reduce((acc, word) => {
+            acc[word] = this.isWordService.isWord(word)
+            return acc;
+        }, {} as {[key: string]: boolean})
+    }
+}
diff --git a/src/isword/isword.module.ts b/src/isword/isword.module.ts
new file mode 100644
index 0000000..e6a04d9
--- /dev/null
+++ b/src/isword/isword.module.ts
@@ -0,0 +1,9 @@
+import { Module } from '@nestjs/common';
+import { IswordService } from './isword.service';
+import { IswordController } from './isword.controller';
+
+@Module({
+  providers: [IswordService],
+  controllers: [IswordController]
+})
+export class IswordModule {}
diff --git a/src/isword/isword.service.ts b/src/isword/isword.service.ts
new file mode 100644
index 0000000..e19d101
--- /dev/null
+++ b/src/isword/isword.service.ts
@@ -0,0 +1,15 @@
+import { Injectable } from '@nestjs/common';
+import { readFileSync } from 'fs';
+
+@Injectable()
+export class IswordService {
+    private readonly dict: string = '/usr/share/dict/words';
+    private readonly dictContents: string[];
+    constructor() {
+        this.dictContents = readFileSync(this.dict).toString().split('\n')
+
+    }
+
+    isWord = (word: string) => 
+        this.dictContents.includes(word)
+}