From be961b2b99b40f120a33a49541436a52bd069c7f Mon Sep 17 00:00:00 2001
From: Jeff Baskin <jeff.l.baskin@gmail.com>
Date: Thu, 30 Jun 2022 08:37:27 -0400
Subject: [PATCH] Added GraphQL to the database.

---
 Cargo.lock | 335 ++++++++++++++++++++++++++++++++++++++++++++++++++---
 Cargo.toml |   3 +-
 src/lib.rs |  37 ++++--
 3 files changed, 350 insertions(+), 25 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 9227e9b..c69281a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,6 +2,16 @@
 # It is not intended for manual editing.
 version = 3
 
+[[package]]
+name = "Inflector"
+version = "0.11.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fe438c63458706e03479442743baae6c88256498e6431708f6dfc520a26515d3"
+dependencies = [
+ "lazy_static",
+ "regex",
+]
+
 [[package]]
 name = "aead"
 version = "0.3.2"
@@ -67,6 +77,15 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "aho-corasick"
+version = "0.7.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e37cfd5e7657ada45f742d6e99ca5788580b5c529dc78faf11ece6dc702656f"
+dependencies = [
+ "memchr",
+]
+
 [[package]]
 name = "anyhow"
 version = "1.0.55"
@@ -85,6 +104,12 @@ version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "23b62fc65de8e4e7f52534fb52b0f3ed04746ae267519eef2a83941e8085068b"
 
+[[package]]
+name = "ascii_utils"
+version = "0.9.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "71938f30533e4d95a6d17aa530939da3842c2ab6f4f84b9dae68447e4129f74a"
+
 [[package]]
 name = "async-attributes"
 version = "1.1.2"
@@ -146,6 +171,76 @@ dependencies = [
  "once_cell",
 ]
 
+[[package]]
+name = "async-graphql"
+version = "4.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ffffea596a12b6d9ea5c6fc8a5f414cf4e0c8cd6b618ac2c3d4f56d9b5c5520b"
+dependencies = [
+ "async-graphql-derive",
+ "async-graphql-parser",
+ "async-graphql-value",
+ "async-stream",
+ "async-trait",
+ "bytes",
+ "fast_chemail",
+ "fnv",
+ "futures-util",
+ "http",
+ "indexmap",
+ "mime",
+ "multer",
+ "num-traits",
+ "once_cell",
+ "pin-project-lite 0.2.8",
+ "regex",
+ "serde",
+ "serde_json",
+ "static_assertions",
+ "tempfile",
+ "thiserror",
+]
+
+[[package]]
+name = "async-graphql-derive"
+version = "4.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7082221cc1dc29edec0e3225420146b1fbc7f18ba534e301eab186501ae84c28"
+dependencies = [
+ "Inflector",
+ "async-graphql-parser",
+ "darling",
+ "proc-macro-crate",
+ "proc-macro2",
+ "quote",
+ "syn",
+ "thiserror",
+]
+
+[[package]]
+name = "async-graphql-parser"
+version = "4.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c328e2cb0dade64333859f7a7e22c9e19a3767afaad673976a1d855c9bda5ffa"
+dependencies = [
+ "async-graphql-value",
+ "pest",
+ "serde",
+ "serde_json",
+]
+
+[[package]]
+name = "async-graphql-value"
+version = "4.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "005292494ce718604a0dc1531e5827fe540761e1df44b064085711c5fde70b7c"
+dependencies = [
+ "bytes",
+ "indexmap",
+ "serde",
+ "serde_json",
+]
+
 [[package]]
 name = "async-h1"
 version = "2.3.3"
@@ -280,6 +375,27 @@ dependencies = [
  "wasm-bindgen-futures",
 ]
 
+[[package]]
+name = "async-stream"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dad5c83079eae9969be7fadefe640a1c566901f05ff91ab221de4b6f68d9507e"
+dependencies = [
+ "async-stream-impl",
+ "futures-core",
+]
+
+[[package]]
+name = "async-stream-impl"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "10f203db73a71dfa2fb6dd22763990fa26f3d2625a6da2da900d23b87d26be27"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "async-task"
 version = "4.1.0"
@@ -419,6 +535,15 @@ version = "1.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
 
+[[package]]
+name = "bytes"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c4872d67bab6358e59559027aa3b9157c53d9358c51423c17554809a8858e0f8"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "cache-padded"
 version = "1.2.0"
@@ -587,6 +712,41 @@ dependencies = [
  "cipher",
 ]
 
+[[package]]
+name = "darling"
+version = "0.14.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4529658bdda7fd6769b8614be250cdcfc3aeb0ee72fe66f9e41e5e5eb73eac02"
+dependencies = [
+ "darling_core",
+ "darling_macro",
+]
+
+[[package]]
+name = "darling_core"
+version = "0.14.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "649c91bc01e8b1eac09fb91e8dbc7d517684ca6be8ebc75bb9cafc894f9fdb6f"
+dependencies = [
+ "fnv",
+ "ident_case",
+ "proc-macro2",
+ "quote",
+ "strsim",
+ "syn",
+]
+
+[[package]]
+name = "darling_macro"
+version = "0.14.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ddfc69c5bfcbd2fc09a0f38451d2daf0e372e367986a83906d1b0dbc88134fb5"
+dependencies = [
+ "darling_core",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "dashmap"
 version = "4.0.2"
@@ -627,6 +787,15 @@ version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0688c2a7f92e427f44895cd63841bff7b29f8d7a1648b9e7e07a4a365b2e1257"
 
+[[package]]
+name = "encoding_rs"
+version = "0.8.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9852635589dc9f9ea1b6fe9f05b50ef208c85c834a562f0c6abb1c475736ec2b"
+dependencies = [
+ "cfg-if 1.0.0",
+]
+
 [[package]]
 name = "event-listener"
 version = "2.5.2"
@@ -639,6 +808,15 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e88a8acf291dafb59c2d96e8f59828f3838bb1a70398823ade51a84de6a6deed"
 
+[[package]]
+name = "fast_chemail"
+version = "0.9.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "495a39d30d624c2caabe6312bfead73e7717692b44e0b32df168c275a2e8e9e4"
+dependencies = [
+ "ascii_utils",
+]
+
 [[package]]
 name = "fastrand"
 version = "1.7.0"
@@ -664,6 +842,12 @@ dependencies = [
  "web-sys",
 ]
 
+[[package]]
+name = "fnv"
+version = "1.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
+
 [[package]]
 name = "form_urlencoded"
 version = "1.0.1"
@@ -721,6 +905,12 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "futures-sink"
+version = "0.3.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "21163e139fa306126e6eedaf49ecdb4588f939600f0b1e770f4205ee4b7fa868"
+
 [[package]]
 name = "futures-task"
 version = "0.3.21"
@@ -736,6 +926,7 @@ dependencies = [
  "futures-core",
  "futures-io",
  "futures-macro",
+ "futures-sink",
  "futures-task",
  "memchr",
  "pin-project-lite 0.2.8",
@@ -854,6 +1045,17 @@ dependencies = [
  "digest 0.9.0",
 ]
 
+[[package]]
+name = "http"
+version = "0.2.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "75f43d41e26995c17e71ee126451dd3941010b0514a81a9d11f3b341debc2399"
+dependencies = [
+ "bytes",
+ "fnv",
+ "itoa",
+]
+
 [[package]]
 name = "http-client"
 version = "6.5.1"
@@ -895,6 +1097,12 @@ version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9100414882e15fb7feccb4897e5f0ff0ff1ca7d1a86a23208ada4d7a18e6c6c4"
 
+[[package]]
+name = "ident_case"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
+
 [[package]]
 name = "idna"
 version = "0.2.3"
@@ -906,6 +1114,17 @@ dependencies = [
  "unicode-normalization",
 ]
 
+[[package]]
+name = "indexmap"
+version = "1.9.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "10a35a97730320ffe8e2d410b5d3b69279b98d2c14bdb8b70ea89ecf7888d41e"
+dependencies = [
+ "autocfg",
+ "hashbrown",
+ "serde",
+]
+
 [[package]]
 name = "infer"
 version = "0.2.3"
@@ -1038,14 +1257,34 @@ checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a"
 name = "morethantext"
 version = "0.1.0"
 dependencies = [
+ "async-graphql",
  "async-std",
  "config",
  "serde",
+ "serde_json",
  "serial_test",
  "tide",
  "tide-testing",
 ]
 
+[[package]]
+name = "multer"
+version = "2.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5f8f35e687561d5c1667590911e6698a8cb714a134a7505718a182e7bc9d3836"
+dependencies = [
+ "bytes",
+ "encoding_rs",
+ "futures-util",
+ "http",
+ "httparse",
+ "log",
+ "memchr",
+ "mime",
+ "spin",
+ "version_check",
+]
+
 [[package]]
 name = "nom"
 version = "7.1.1"
@@ -1265,6 +1504,16 @@ version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eb9f9e6e233e5c4a35559a617bf40a4ec447db2e84c20b55a6f83167b7e57872"
 
+[[package]]
+name = "proc-macro-crate"
+version = "1.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e17d47ce914bf4de440332250b0edd23ce48c005f59fab39d3335866b114f11a"
+dependencies = [
+ "thiserror",
+ "toml",
+]
+
 [[package]]
 name = "proc-macro-error"
 version = "1.0.4"
@@ -1297,18 +1546,18 @@ checksum = "dbf0c48bc1d91375ae5c3cd81e3722dff1abcf81a30960240640d223f59fe0e5"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.36"
+version = "1.0.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c7342d5883fbccae1cc37a2353b09c87c9b0f3afd73f5fb9bba687a1f733b029"
+checksum = "dd96a1e8ed2596c337f8eae5f24924ec83f5ad5ab21ea8e455d3566c69fbcaf7"
 dependencies = [
- "unicode-xid",
+ "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.15"
+version = "1.0.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "864d3e96a899863136fc6e99f3d7cae289dafe43bf2c5ac19b70df7210c0a145"
+checksum = "3bcdf212e9776fbcb2d23ab029360416bb1706b1aea2d1a5ba002727cbcab804"
 dependencies = [
  "proc-macro2",
 ]
@@ -1393,6 +1642,32 @@ dependencies = [
  "bitflags",
 ]
 
+[[package]]
+name = "regex"
+version = "1.5.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d83f127d94bdbcda4c8cc2e50f6f84f4b611f69c902699ca385a39c3a75f9ff1"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-syntax",
+]
+
+[[package]]
+name = "regex-syntax"
+version = "0.6.26"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "49b3de9ec5dc0a3417da371aab17d729997c15010e7fd24ff707773a33bddb64"
+
+[[package]]
+name = "remove_dir_all"
+version = "0.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3acd125665422973a33ac9d3dd2df85edad0f4ae9b00dafb1a05e43a9f5ef8e7"
+dependencies = [
+ "winapi",
+]
+
 [[package]]
 name = "ron"
 version = "0.7.0"
@@ -1631,6 +1906,12 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "spin"
+version = "0.9.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c530c2b0d0bf8b69304b39fe2001993e267461948b890cd037d8ad4293fa1a0d"
+
 [[package]]
 name = "standback"
 version = "0.2.17"
@@ -1640,6 +1921,12 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "static_assertions"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
+
 [[package]]
 name = "stdweb"
 version = "0.4.20"
@@ -1689,6 +1976,12 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "213701ba3370744dcd1a12960caa4843b3d68b4d1c0a5d575e0d65b2ee9d16c0"
 
+[[package]]
+name = "strsim"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
+
 [[package]]
 name = "subtle"
 version = "2.4.1"
@@ -1723,13 +2016,27 @@ checksum = "45f6ee7c7b87caf59549e9fe45d6a69c75c8019e79e212a835c5da0e92f0ba08"
 
 [[package]]
 name = "syn"
-version = "1.0.86"
+version = "1.0.98"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a65b3f4ffa0092e9887669db0eae07941f023991ab58ea44da8fe8e2d511c6b"
+checksum = "c50aef8a904de4c23c788f104b7dddc7d6f79c647c7c8ce4cc8f73eb0ca773dd"
 dependencies = [
  "proc-macro2",
  "quote",
- "unicode-xid",
+ "unicode-ident",
+]
+
+[[package]]
+name = "tempfile"
+version = "3.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5cdb1ef4eaeeaddc8fbd371e5017057064af0911902ef36b39801f67cc6d79e4"
+dependencies = [
+ "cfg-if 1.0.0",
+ "fastrand",
+ "libc",
+ "redox_syscall",
+ "remove_dir_all",
+ "winapi",
 ]
 
 [[package]]
@@ -1887,6 +2194,12 @@ version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1a01404663e3db436ed2746d9fefef640d868edae3cceb81c3b8d5732fda678f"
 
+[[package]]
+name = "unicode-ident"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5bd2fe26506023ed7b5e1e315add59d6f584c621d037f9368fea9cfb988f368c"
+
 [[package]]
 name = "unicode-normalization"
 version = "0.1.19"
@@ -1896,12 +2209,6 @@ dependencies = [
  "tinyvec",
 ]
 
-[[package]]
-name = "unicode-xid"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
-
 [[package]]
 name = "universal-hash"
 version = "0.4.1"
diff --git a/Cargo.toml b/Cargo.toml
index bf26dfd..d9705ff 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,10 +6,11 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-# morethantext = { git=https://gitea.baskinprattle.com/jbaskin/MoreThanText.git }
+async-graphql = "4.0"
 async-std = { version = "1.11", features = ["attributes"] }
 config = "0.13"
 serde = "1.0"
+serde_json = "1.0"
 tide = "0.16"
 
 [dev-dependencies]
diff --git a/src/lib.rs b/src/lib.rs
index 72f49ed..0349d84 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,13 +1,30 @@
+use async_graphql::{EmptyMutation, EmptySubscription, Object, Schema};
+use serde_json;
+
+struct Query;
+
+#[Object]
+impl Query {
+    async fn pointless(&self) -> String {
+        "this is pointless.".to_string()
+    }
+}
+
 #[derive(Clone)]
-pub struct Database {}
+pub struct Database {
+    schema: Schema<Query, EmptyMutation, EmptySubscription>,
+}
 
 impl Database {
     pub fn new() -> Self {
-        Self {}
+        Self {
+            schema: Schema::new(Query, EmptyMutation, EmptySubscription),
+        }
     }
 
-    pub async fn query(&self, _qry: &str) -> String {
-        "{data{}}".to_string()
+    pub async fn execute(&self, qry: &str) -> String {
+        let res = self.schema.execute(qry).await;
+        serde_json::to_string(&res).unwrap()
     }
 }
 
@@ -16,15 +33,15 @@ mod queries {
     use super::*;
 
     #[async_std::test]
-    async fn empty_table_query() {
-        let expected = "{data{}}";
-        let testdb = Database::new();
-        let output = testdb.query("{tables{name}}").await;
+    async fn working() {
+        let db = Database::new();
+        let output = db.execute("{pointless}").await;
+        let expected = r#"{"data":{"pointless":"this is pointless."}}"#;
         assert!(
             output == expected,
-            "Got '{}' expected '{}'.",
+            "Got '{}' instead of '{}'.",
             output,
             expected
-        );
+        )
     }
 }