Create posts

Cargo.lock

  "chrono",
  "hmac",
  "kv-log-macro",
- "rand",
- "serde",
+ "rand 0.7.3",
+ "serde 1.0.115",
  "serde_json",
  "sha2",
 ]
 checksum = "f30d3a39baa26f9651f17b375061f3233dde33424a8b72b0dbe93a68a0bc896d"
 dependencies = [
  "byteorder",
- "serde",
+ "serde 1.0.115",
 ]
 
 [[package]]
 dependencies = [
  "num-integer",
  "num-traits",
- "serde",
+ "rustc-serialize",
+ "serde 1.0.115",
  "time 0.1.43",
 ]
 
  "hkdf",
  "hmac",
  "percent-encoding",
- "rand",
+ "rand 0.7.3",
  "sha2",
  "time 0.2.16",
  "version_check",
  "cfg-if",
  "js-sys",
  "log",
- "serde",
+ "serde 1.0.115",
  "serde_derive",
  "serde_json",
  "wasm-bindgen",
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
+[[package]]
+name = "fuchsia-cprng"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a06f77d526c1a601b7c4cdd98f54b5eaabffc14d5f2f0296febdc7f357c6d3ba"
+
 [[package]]
 name = "futures-channel"
 version = "0.3.5"
  "cookie",
  "infer",
  "pin-project-lite",
- "rand",
- "serde",
+ "rand 0.7.3",
+ "serde 1.0.115",
  "serde_json",
  "serde_qs",
  "serde_urlencoded",
 version = "0.1.0"
 dependencies = [
  "async-std",
+ "chrono",
  "dotenv",
+ "serde 1.0.115",
+ "serde_json",
  "tera",
  "tide 0.13.0",
  "tide-tera",
+ "uuid",
 ]
 
 [[package]]
  "proc-macro2",
 ]
 
+[[package]]
+name = "rand"
+version = "0.3.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "64ac302d8f83c0c1974bf758f6b041c6c8ada916fbb44a609158ca8b064cc76c"
+dependencies = [
+ "libc",
+ "rand 0.4.6",
+]
+
+[[package]]
+name = "rand"
+version = "0.4.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "552840b97013b1a26992c11eac34bdd778e464601a4c2054b5f0bff7c6761293"
+dependencies = [
+ "fuchsia-cprng",
+ "libc",
+ "rand_core 0.3.1",
+ "rdrand",
+ "winapi",
+]
+
 [[package]]
 name = "rand"
 version = "0.7.3"
  "getrandom",
  "libc",
  "rand_chacha",
- "rand_core",
+ "rand_core 0.5.1",
  "rand_hc",
 ]
 
 checksum = "f4c8ed856279c9737206bf725bf36935d8666ead7aa69b52be55af369d193402"
 dependencies = [
  "ppv-lite86",
- "rand_core",
+ "rand_core 0.5.1",
 ]
 
+[[package]]
+name = "rand_core"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a6fdeb83b075e8266dcc8762c22776f6877a63111121f5f8c7411e5be7eed4b"
+dependencies = [
+ "rand_core 0.4.2",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c33a3c44ca05fa6f1807d8e6743f3824e8509beca625669633be0acbdf509dc"
+
 [[package]]
 name = "rand_core"
 version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ca3129af7b92a17112d59ad498c6f81eaf463253766b90396d39ea7a39d6613c"
 dependencies = [
- "rand_core",
+ "rand_core 0.5.1",
+]
+
+[[package]]
+name = "rdrand"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "678054eb77286b51581ba43620cc911abf02758c91f93f479767aed0f90458b2"
+dependencies = [
+ "rand_core 0.3.1",
 ]
 
 [[package]]
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4c691c0e608126e00913e33f0ccf3727d5fc84573623b8d65b2df340b5201783"
 
+[[package]]
+name = "rustc-serialize"
+version = "0.3.24"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dcf128d1287d2ea9d80910b5f1120d0b8eede3fbf1abe91c40d39ea7d51e6fda"
+
 [[package]]
 name = "rustc_version"
 version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f638d531eccd6e23b980caf34876660d38e265409d8e99b397ab71eb3612fad0"
 
+[[package]]
+name = "serde"
+version = "0.9.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "34b623917345a631dc9608d5194cc206b3fe6c3554cd1c75b937e55e285254af"
+
 [[package]]
 name = "serde"
 version = "1.0.115"
 dependencies = [
  "itoa",
  "ryu",
- "serde",
+ "serde 1.0.115",
 ]
 
 [[package]]
  "data-encoding",
  "error-chain",
  "percent-encoding",
- "serde",
+ "serde 1.0.115",
 ]
 
 [[package]]
 dependencies = [
  "dtoa",
  "itoa",
- "serde",
+ "serde 1.0.115",
  "url",
 ]
 
 dependencies = [
  "proc-macro2",
  "quote",
- "serde",
+ "serde 1.0.115",
  "serde_derive",
  "syn",
 ]
  "base-x",
  "proc-macro2",
  "quote",
- "serde",
+ "serde 1.0.115",
  "serde_derive",
  "serde_json",
  "sha1",
  "percent-encoding",
  "pest",
  "pest_derive",
- "rand",
+ "rand 0.7.3",
  "regex",
- "serde",
+ "serde 1.0.115",
  "serde_json",
  "slug",
  "unic-segment",
  "http-types",
  "kv-log-macro",
  "route-recognizer 0.1.13",
- "serde",
+ "serde 1.0.115",
  "serde_json",
 ]
 
  "kv-log-macro",
  "pin-project-lite",
  "route-recognizer 0.2.0",
- "serde",
+ "serde 1.0.115",
  "serde_json",
 ]
 
  "idna",
  "matches",
  "percent-encoding",
- "serde",
+ "serde 1.0.115",
+]
+
+[[package]]
+name = "uuid"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7cfec50b0842181ba6e713151b72f4ec84a6a7e2c9c8a8a3ffc37bb1cd16b231"
+dependencies = [
+ "rand 0.3.23",
+ "serde 0.9.15",
 ]
 
 [[package]]
 checksum = "f0563a9a4b071746dd5aedbc3a28c6fe9be4586fb3fbadb67c400d4f53c6b16c"
 dependencies = [
  "cfg-if",
- "serde",
+ "serde 1.0.115",
  "serde_json",
  "wasm-bindgen-macro",
 ]

Cargo.toml

 
 [dependencies]
 async-std = { version = "1.6.0", features = ["attributes"] }
+chrono = { version = "0.4", features = ["serde", "rustc-serialize"] }
 dotenv = "0.15.0"
-tide = "0.13.0"
+serde = "1.0.115"
 tera = "1.5.0"
+tide = "0.13.0"
 tide-tera = "0.1.1"
+uuid = { version = "0.4", features = ["serde", "v4"] }
+serde_json = "1.0.57"

src/main.rs

-use std::io::ErrorKind;
+use std::env;
+use std::fs::File;
+use std::io::prelude::*;
+use std::io::{Error, ErrorKind};
+use std::path::PathBuf;
 
+use chrono::prelude::{Local, NaiveDate};
+use dotenv;
+use serde::{Deserialize, Serialize};
+use serde_json;
 use tera::{Context, Tera};
 use tide::utils::After;
-use tide::{Body, Response, Result, StatusCode};
+use tide::{Body, Response, StatusCode};
+use uuid::Uuid;
+
+#[derive(Debug, Serialize, Deserialize)]
+struct Post {
+    id: String,
+    title: String,
+    body: String,
+    date: String,
+}
+
+impl Post {
+    fn save(&mut self) -> std::io::Result<()> {
+        let mut path: PathBuf = get_posts_directory()?;
+        let filename = format!("{}.json", self.id);
+        path = path.join(&filename);
+        let mut file = match File::create(&path) {
+            Err(why) => panic!("couldn't create {}: {}", self.id, why),
+            Ok(file) => file,
+        };
+        match file.write_all(serde_json::to_string(&self)?.as_bytes()) {
+            Err(why) => Err(Error::new(
+                ErrorKind::Other,
+                format!("couldn't write to {}.json: {}", self.id, why),
+            )),
+            Ok(_) => Ok(()),
+        }
+    }
+}
+
+fn get_posts_directory() -> Result<PathBuf, std::io::Error> {
+    match env::var("POSTS_DIR") {
+        Ok(dir) => Ok(dir.into()),
+        Err(_) => Err(Error::new(
+            ErrorKind::Other,
+            "Posts directory environment variable not set",
+        )),
+    }
+}
 
 #[async_std::main]
-async fn main() -> Result<()> {
+async fn main() -> std::io::Result<()> {
+    dotenv::dotenv().ok();
     tide::log::start();
     let mut app = tide::new();
 
     app.with(After(|mut res: Response| async {
         if let Some(err) = res.downcast_error::<async_std::io::Error>() {
+            println!("{:?}", res);
             if let ErrorKind::NotFound = err.kind() {
                 res.set_status(StatusCode::NotFound);
             }
         Ok(Body::from_string(html))
     });
 
+    app.at("/admin/posts")
+        .post(|mut req: tide::Request<()>| async move {
+            let mut post: Post = req.body_form().await?;
+            post.id = Uuid::new_v4().to_string();
+            post.date = Local::now().date().naive_local().to_string();
+            post.save()?;
+            Ok(tide::Redirect::new("/admin"))
+        });
+
     app.listen("127.0.0.1:8080").await?;
 
     Ok(())

templates/admin/index.html

 {% extends "admin/layout.html" %} {% block content %}
 <h1 class="heading">Admin</h1>
-<form class="form" method="POST" action="/posts">
+<form class="form" method="POST" action="/admin/posts">
+  <input type="hidden" name="id" />
+  <input type="hidden" name="date" />
   <div class="form__field">
     <label for="title" class="form__label">Title</label>
     <input class="form__text-field" type="text" name="title" />