diff --git a/.gitignore b/.gitignore
index 3c3629e..1af3be6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,4 @@
 node_modules
+capture.jpg
+.envrc
+token.json
\ No newline at end of file
diff --git a/README.md b/README.md
index 9fc6b65..079fa9e 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,33 @@
 # bushitsuchan-PC
 OSKの部室の様子を様子をオンラインで確認できるプロジェクト 部室ちゃん.
-その部室に置いてあるPC側で動かすプログラム.
\ No newline at end of file
+その部室に置いてあるPC側で動かすプログラム.
+
+## Google Photos APIs を使えようにする
+1. [Photos Library API](https://console.developers.google.com/apis/library/photoslibrary.googleapis.com)を有効にする.
+1. [認証情報](https://console.developers.google.com/apis/credentials)でOAuth クライアント IDを作成する (アプリケーションの種類 は その他)
+1. 作成した`クライアント ID`と`クライアント シークレット`を`.envrc`に以下のように保存する
+
+```shell
+export client_id="477...oav.apps.googleusercontent.com"
+export client_secret="yEP..."
+```
+4. `direnv`の有効化方法に従う`
+Macでbashなら
+```shell
+direnv allow
+```
+
+## カメラを使えるようにする
+Macなら
+```shell
+brew install imagesnap
+```
+Ubuntuは
+```shell
+sudo apt-get install fswebcam
+```
+
+## Usage
+1. `npm install`
+1. `npm start`  
+を実行
\ No newline at end of file
diff --git a/app.js b/app.js
index 3918c74..5d1af7c 100644
--- a/app.js
+++ b/app.js
@@ -1 +1,59 @@
 "use strict";
+
+const photoapi = require("./photoAPI");
+const {capture} = require("./caputure");
+const slack = require("./slack");
+
+const main = async () => {
+    //認証鍵の設定
+    const {client_id, client_secret} = process.env;
+    if (!client_id || !client_secret) {
+        console.log("READMEに従ってGoogle Photos APIsの認証鍵を設定してください");
+        process.exit(1)
+    }
+    const oAuth2Client = await photoapi.getOAuthToken(client_id, client_secret);
+
+    //共有するためアルバムを指定
+    const albumTitle = "bushitsuchan_album";
+    const albums = await photoapi.getAlbumList(oAuth2Client);
+    let album = albums.filter((album) => album.title === albumTitle)[0];
+
+    if (album === undefined) {
+        album = await photoapi.createAlbum(oAuth2Client, albumTitle);
+        await photoapi.shareAlbum(oAuth2Client, album.id)
+    }
+
+    //定期的に撮影した写真の共有リンクをslackbotで送信
+    //https://developers.google.com/photos/library/guides/api-limits-quotas に抵触しないように!!
+    /**
+     * 何msに一回実行するか あまり小さくしすぎるとエラーが発生します
+     * @type {number}
+     */
+    const interval = 10 * 1000;
+    if (60 * 60 * 24 * 1000 / 10000 * 3 > interval) {
+        console.log(`注意: 1日あたり${(60 * 60 * 24 * 3 / interval * 1000).toLocaleString()}回PhotoAPIを叩く設定で，1日の上限10,000回を越してしまいます`)
+    }
+    setInterval(async () => {
+        const url = await capture(oAuth2Client, album).catch(e => {
+            console.error(e.name);
+            if (e.name === "StatusCodeError") {
+                console.error(JSON.parse(e.error).error.message);
+                return
+            }
+            console.error(e.message)
+            // console.error(e)
+        });
+        if (!url) {
+            return
+        }
+        const shortURL = await photoapi.getShortURL(url);
+
+        // ここをカスタマイズしてください
+        slack.send(shortURL)
+    }, interval)
+};
+
+
+if (require.main === module) {
+    main().catch(console.error)
+}
\ No newline at end of file
diff --git a/caputure.js b/caputure.js
new file mode 100644
index 0000000..406d0db
--- /dev/null
+++ b/caputure.js
@@ -0,0 +1,45 @@
+"use strict";
+
+const photoapi = require("./photoAPI");
+const NodeWebcam = require('node-webcam');
+const slack = require("./slack");
+
+
+const Webcam = NodeWebcam.create({
+    width: 1280,
+    height: 720,
+    quality: 100,
+
+    delay: 0,
+    saveShots: true,
+    device: false,
+    callbackReturn: "buffer",
+    verbose: false
+});
+
+/**
+ * 写真を撮影しGooglePhotoへとアップロード，その共有リンクを取得します
+ * @param {oAuth2Client} oAuth2Client - photoapi.getOAuthToken関数で取得します
+ * @param {Object} album
+ * @returns {Promise<void>}
+ */
+module.exports.capture = async (oAuth2Client, album) => {
+    const photo = await new Promise((resolve, reject) => {
+        Webcam.capture("capture", (err, photo) => {
+            if (err) {
+                reject(err)
+            }
+            resolve(photo)
+        })
+    }).catch(e => {
+        console.error(e);
+        console.error(
+            "READMEに従ってカメラを使えるようにしてください\n" +
+            "また，OSやセキュリティソフトでカメラへのアクセスをブロックしている可能性もあります 解除してください\n");
+        process.exit(1)
+    });
+    const uploadToken = await photoapi.uploadPhoto(oAuth2Client, photo, Date().toLocaleString());
+    const {mediaItem} = await photoapi.createAlbumMediaItem(oAuth2Client, album.id, uploadToken, "");
+    const {baseUrl} = await photoapi.getMediaItem(oAuth2Client, mediaItem.id);
+    return baseUrl
+};
\ No newline at end of file
diff --git a/oauth2.keys.json b/oauth2.keys.json
new file mode 100644
index 0000000..3a0711a
--- /dev/null
+++ b/oauth2.keys.json
@@ -0,0 +1,6 @@
+{
+  "web": {
+    "client_id": "",
+    "client_secret": ""
+  }
+}
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index 54dcaa0..d3e6f1d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,5 +1,686 @@
 {
   "name": "bushitsuchan-pc",
   "version": "1.0.0",
-  "lockfileVersion": 1
+  "lockfileVersion": 1,
+  "requires": true,
+  "dependencies": {
+    "abbrev": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
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+    },
+    "agent-base": {
+      "version": "4.2.1",
+      "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-4.2.1.tgz",
+      "integrity": "sha512-JVwXMr9nHYTUXsBFKUqhJwvlcYU/blreOEUkhNR2eXZIvwd+c+o5V4MgDPKWnMS/56awN3TRzIP+KoPn+roQtg==",
+      "requires": {
+        "es6-promisify": "^5.0.0"
+      }
+    },
+    "ajv": {
+      "version": "6.6.1",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.6.1.tgz",
+      "integrity": "sha512-ZoJjft5B+EJBjUyu9C9Hc0OZyPZSSlOF+plzouTrg6UlA8f+e/n8NIgBFG/9tppJtpPWfthHakK7juJdNDODww==",
+      "requires": {
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+        "fast-json-stable-stringify": "^2.0.0",
+        "json-schema-traverse": "^0.4.1",
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+      }
+    },
+    "asn1": {
+      "version": "0.2.4",
+      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
+      "integrity": "sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==",
+      "requires": {
+        "safer-buffer": "~2.1.0"
+      }
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+    "assert-plus": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
+      "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
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+      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+      "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k="
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+      "integrity": "sha1-MtU+SFHv3AoRmTts0AB4nXDAUQI=",
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+      "integrity": "sha1-pDAdOJtqQ/m2f/PKEaP2Y342Dp4=",
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+      }
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diff --git a/package.json b/package.json
index 17c1619..a9ce858 100644
--- a/package.json
+++ b/package.json
@@ -16,5 +16,13 @@
   "bugs": {
     "url": "https://github.com/TUS-OSK/bushitsuchan-PC/issues"
   },
-  "homepage": "https://github.com/TUS-OSK/bushitsuchan-PC#readme"
+  "homepage": "https://github.com/TUS-OSK/bushitsuchan-PC#readme",
+  "dependencies": {
+    "googleapis": "^35.0.0",
+    "node-webcam": "^0.4.6",
+    "path": "^0.12.7",
+    "readline": "^1.3.0",
+    "request": "^2.88.0",
+    "request-promise": "^4.2.2"
+  }
 }
diff --git a/photoAPI.js b/photoAPI.js
new file mode 100644
index 0000000..79d9d36
--- /dev/null
+++ b/photoAPI.js
@@ -0,0 +1,300 @@
+"use strict";
+
+const fs = require("fs");
+const {google} = require("googleapis");
+const readline = require("readline");
+const path = require("path");
+const rp = require("request-promise");
+// const assert = require("assert");
+
+
+const rpap = rp.defaults({
+    "transform": (body, response) => {
+        const constentType = response.headers["content-type"].split("")[0];
+        if (constentType === "application/json") {
+            return JSON.parse(body)
+        } else if (constentType === "text/plain") {
+            return body
+        } else {
+            return body
+        }
+    }
+});
+
+/**
+ * @typedef {Object} oAuth2Client
+ * @property {function: string} getAccessToken
+ */
+
+/**
+ * 認証鍵を取得します
+ * @param {string} client_id - GCPで取得したクライアントID
+ * @param {string} client_secret - GCPで取得したクライアントシークレット
+ * @returns {Promise<oAuth2Client>}
+ */
+module.exports.getOAuthToken = (client_id, client_secret) => {
+    const oAuth2Client = new google.auth.OAuth2(
+        client_id,
+        client_secret,
+        "urn:ietf:wg:oauth:2.0:oob"
+    );
+    const scopes = [
+        "https://www.googleapis.com/auth/photoslibrary",
+        "https://www.googleapis.com/auth/photoslibrary.sharing"
+    ];
+
+    const tokenPath = path.join(__dirname, "token.json");
+    if (fs.existsSync(tokenPath)) {
+        oAuth2Client.setCredentials(require(tokenPath));
+        return oAuth2Client
+    }
+    const authURL = oAuth2Client.generateAuthUrl({
+        access_type: "offline",
+        scope: scopes
+    });
+
+    console.log(`以下のサイトを開き，認証したあと表示される文字列をここに貼り付けてください\n${authURL}`);
+    const rl = readline.createInterface({
+        input: process.stdin,
+        output: process.stdout,
+    });
+    return new Promise(resolve => {
+        rl.question("入力: ", async authorizationCode => {
+            rl.close();
+            if (authorizationCode === "") {
+                console.error("入力が無効です 再実行してください");
+                process.exit(1)
+            }
+            const {tokens} = await oAuth2Client.getToken(authorizationCode);
+            oAuth2Client.setCredentials(tokens);
+            fs.writeFileSync(tokenPath, JSON.stringify(tokens));
+            resolve(oAuth2Client)
+        })
+    })
+};
+
+
+/**
+ * アルバム一覧の取得
+ * @param {oAuth2Client} oAuth2Client - getOAuthToken関数で取得します
+ * @returns {Promise<Array<Object>>}
+ */
+module.exports.getAlbumList = async oAuth2Client => {
+    const accessToken = await oAuth2Client.getAccessToken();
+    const url = "https://photoslibrary.googleapis.com/v1/albums";
+    const headers = {
+        "Content-type": "application/json",
+        Authorization: `Bearer ${accessToken.token}`
+    };
+    return rpap(url, {
+        method: "GET",
+        headers: headers
+    })
+        .then(response => response["albums"])
+};
+
+
+/**
+ *  画像のバイナリデータを送信します
+ * @param {oAuth2Client} oAuth2Client - getOAuthToken関数で取得します
+ * @param photo
+ * @param {string} filename
+ * @returns {Promise<string>} uploadToken
+ */
+module.exports.uploadPhoto = async (oAuth2Client, photo, filename) => {
+    const accessToken = await oAuth2Client.getAccessToken();
+    const url = "https://photoslibrary.googleapis.com/v1/uploads";
+    const headers = {
+        Authorization: `Bearer ${accessToken.token}`,
+        "Content-type": "application/octet-stream",
+        "X-Goog-Upload-File-Name": filename,
+        "X-Goog-Upload-Protocol": "raw"
+    };
+    return rpap(url, {
+        method: "POST",
+        headers: headers,
+        body: photo
+    })
+};
+
+
+/**
+ * アップロードした画像を単なる写真として保存します
+ * @param {oAuth2Client} oAuth2Client - getOAuthToken関数で取得します
+ * @param {string} uploadToken - uploadPhoto関数で取得します
+ * @param {string} description
+ * @returns {Promise<Array<Object>>}
+ */
+module.exports.createMediaItem = async (oAuth2Client, uploadToken, description) => {
+    const accessToken = await oAuth2Client.getAccessToken();
+    const url = "https://photoslibrary.googleapis.com/v1/mediaItems:batchCreate";
+    const headers = {
+        "Content-type": "application/json",
+        Authorization: `Bearer ${accessToken.token}`
+    };
+    const body = {
+        "newMediaItems": [
+            {
+                "description": description,
+                "simpleMediaItem": {
+                    "uploadToken": uploadToken
+                }
+            }
+        ]
+    };
+    return rpap(url, {
+        method: "POST",
+        headers: headers,
+        body: JSON.stringify(body)
+    })
+        .then(response => response["newMediaItemResults"])
+};
+
+
+/**
+ * アップロードした画像をアルバムに追加します
+ * @param {oAuth2Client} oAuth2Client - getOAuthToken関数で取得します
+ * @param {string} albumID
+ * @param {string} uploadToken - uploadPhoto関数で取得します
+ * @param {string} description
+ * @returns {Promise<Object>}
+ */
+module.exports.createAlbumMediaItem = async (oAuth2Client, albumID, uploadToken, description) => {
+    const accessToken = await oAuth2Client.getAccessToken();
+    const url = "https://photoslibrary.googleapis.com/v1/mediaItems:batchCreate";
+    const headers = {
+        "Content-type": "application/json",
+        Authorization: `Bearer ${accessToken.token}`
+    };
+    const body = {
+        "albumId": albumID,
+        "newMediaItems": [
+            {
+                "description": description,
+                "simpleMediaItem": {
+                    "uploadToken": uploadToken
+                }
+            }
+        ]
+    };
+    return rpap(url, {
+        method: "POST",
+        headers: headers,
+        body: JSON.stringify(body)
+    })
+        .then(response => response["newMediaItemResults"][0])
+};
+
+
+/**
+ * アルバムを作成します
+ * @param {oAuth2Client} oAuth2Client - getOAuthToken関数で取得します
+ * @param {string} title
+ * @returns {Promise<Object>}
+ */
+module.exports.createAlbum = async (oAuth2Client, title) => {
+    const accessToken = await oAuth2Client.getAccessToken();
+    const url = "https://photoslibrary.googleapis.com/v1/albums";
+    const headers = {
+        "Constent-type": "application/json",
+        Authorization: `Bearer ${accessToken.token}`
+    };
+    const body = {
+        album: {
+            title: title
+        }
+    };
+    return rpap(url, {
+        method: "POST",
+        headers: headers,
+        body: JSON.stringify(body)
+    })
+};
+
+/**
+ * アルバムを共有します
+ * @param {oAuth2Client} oAuth2Client - getOAuthToken関数で取得します
+ * @param {string} albumID
+ * @returns {Promise<Object>}
+ */
+module.exports.shareAlbum = async (oAuth2Client, albumID) => {
+    const accessToken = await oAuth2Client.getAccessToken();
+    const url = `https://photoslibrary.googleapis.com/v1/albums/${albumID}:share`;
+    const headers = {
+        "Constent-type": "application/json",
+        Authorization: `Bearer ${accessToken.token}`
+    };
+    const body = {
+        "sharedAlbumOptions": {
+            "isCollaborative": "true",
+            "isCommentable": "true"
+        }
+    };
+    return rpap(url, {
+        method: "POST",
+        headers: headers,
+        body: JSON.stringify(body)
+    })
+};
+
+
+/**
+ * アップロード済みの写真に関する情報を取得します
+ * @param {oAuth2Client} oAuth2Client - getOAuthToken関数で取得します
+ * @param {string} mediaItemID
+ * @returns {Promise<Object>}
+ */
+module.exports.getMediaItem = async (oAuth2Client, mediaItemID) => {
+    const accessToken = await oAuth2Client.getAccessToken();
+    const url = `https://photoslibrary.googleapis.com/v1/mediaItems/${mediaItemID}`;
+    const headers = {
+        "Constent-type": "application/json",
+        Authorization: `Bearer ${accessToken.token}`
+    };
+    return rpap(url, {
+        method: "GET",
+        headers: headers,
+    })
+};
+
+/**
+ * 与えられたURLの短縮URLを取得します
+ * @param {string} url
+ * @returns {Promise<string>} 短縮URL
+ */
+module.exports.getShortURL = url => {
+    return rpap.get(`http://is.gd/create.php?format=simple&format=json&url=${url}`)
+        .then(result => JSON.parse(result)["shorturl"])
+};
+
+async function main() {
+    const {client_id, client_secret} = process.env;
+    if (!client_id || !client_secret) {
+        console.log("READMEに従ってGoogle Photos APIsの認証鍵を設定してください");
+        process.exit(1)
+    }
+    const oAuth2Client = await module.exports.getOAuthToken(client_id, client_secret);
+
+    const albumTitle = "bushitsuchan_test_album";
+    const albums = await module.exports.getAlbumList(oAuth2Client);
+    let album = albums.filter((album) => album.title === albumTitle)[0];
+    if (album === undefined) {
+        album = await module.exports.createAlbum(oAuth2Client, albumTitle);
+        await module.exports.shareAlbum(oAuth2Client, album.id)
+    }
+
+    const filename = "example.png";
+    if (!fs.existsSync(filename)) {
+        console.error(`${filename}が存在しないのでアップロードできません`);
+        process.exit(1)
+    }
+    const uploadToken = await module.exports.uploadPhoto(oAuth2Client, fs.createReadStream(filename), filename);
+    const {mediaItem} = await module.exports.createAlbumMediaItem(oAuth2Client, album.id, uploadToken, "");
+    const {baseUrl} = await module.exports.getMediaItem(oAuth2Client, mediaItem.id);
+    console.log(`共有リンク: ${baseUrl}`)
+}
+
+
+if (require.main === module) {
+    main().catch(console.error)
+}
\ No newline at end of file
diff --git a/slack.js b/slack.js
new file mode 100644
index 0000000..eb92dbc
--- /dev/null
+++ b/slack.js
@@ -0,0 +1,6 @@
+"use strict";
+
+
+module.exports.send = value => {
+    console.log(`未実装ですが以下を投稿したことになりました ${value}`)
+};
\ No newline at end of file