.gitignore

@@ -1,2 +1 @@
 matabas-db/
-artifacts/

backend/DBConfig.hs

@@ -1,12 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-module DBConfig where
-
-import qualified Database.PostgreSQL.Typed as PG
-import           Network.Socket (SockAddr(SockAddrUnix))
-
-myPGDatabase :: PG.PGDatabase
-myPGDatabase = PG.defaultPGDatabase
-  { PG.pgDBAddr = Left ("localhost", "2137")
-  , PG.pgDBUser = "matabasare"
-  , PG.pgDBName = "matabas"
-  }

backend/Main.hs

@@ -1,24 +0,0 @@
-{-# LANGUAGE DataKinds #-}
-{-# LANGUAGE QuasiQuotes #-}
-{-# LANGUAGE TemplateHaskell #-}
-
-import           Control.Exception (bracket)
-import           Control.Monad (void, unless)
-import           Data.Int (Int32)
-import           Data.Maybe (listToMaybe)
-import qualified Database.PostgreSQL.Typed as PG
-
-import DBConfig
-
-PG.useTPGDatabase myPGDatabase
-
-data Ingredient = Ingredient Int32
-  deriving (Eq)
-
-createThing :: PG.PGConnection -> Ingredient -> IO ()
-createThing pg (Ingredient product_id) =
-  void $ PG.pgExecute pg [PG.pgSQL|INSERT INTO ingredient (product_id) VALUES (${product_id})|]
-
-main = bracket (PG.pgConnect myPGDatabase) PG.pgDisconnect $ \pg -> do
-  let ing = Ingredient 10
-  createThing pg ing

build/devShellHook.sh

@@ -1,9 +1,5 @@
 set -e
 
-export PGPORT=2137
-export PGDATABASE=matabas
-export PGUSER=matabasare
-
 log() {
     printf "\e[1m\e[38;5;87m==>\e[0m\e[1m %s%s\e[0m\n" "$1" "${2:-.}"
 }
@@ -16,7 +12,7 @@ exitHook() {
 log "Letar efter existerande brevekorresmapp"
 [ -d ./matabas-db ] || {
   log "Finns ej, skapar brevekorresmapp (./matabas-db)"
-  pg_ctl initdb --pgdata=./matabas-db -o "--username=$PGUSER"
+  pg_ctl initdb --pgdata=./matabas-db
 }
 
 [ -f matabas-db/matabas.log ] && {
@@ -26,24 +22,39 @@ log "Letar efter existerande brevekorresmapp"
 }
 
 log "Startar brevekorren"
-pg_ctl start --pgdata=./matabas-db --log=./matabas-db/matabas.log --options="-p $PGPORT -k /tmp"
+pg_ctl start --pgdata=./matabas-db --log=./matabas-db/matabas.log --options="-p 2137 -k /tmp"
 trap exitHook EXIT
 
 log "Skapar matabas"
-createdb -p "$PGPORT" matabas 2>>./matabas-db/matabas.log || log "Matabasen finns, skriver ej över"
+createdb -p 2137 matabas 2>>./matabas-db/matabas.log || log "Matabasen finns, skriver ej över"
 
-log "Ställer in schema.sql"
-psql -p "$PGPORT" "$PBDATABASE" < schema.sql
-
-P="$PWD"
-clean() {
-    log "Rensar byggnad"
-    rm -rf artifacts
-}
-
-build() {
-    source "$P/buildScripts/build.sh"
+log "Försvensknar miljön"
+_cargo() {
+    cuh="$1"
+    shift
+    case "$cuh" in
+        kör|spring)
+            cargo run "$@"
+            ;;
+        ny)
+            cargo new "$@"
+            ;;
+        pröva)
+            cargo test "$@"
+            ;;
+        bygg)
+            cargo build "$@"
+            ;;
+        enna)
+            cargo init "$@"
+            ;;
+        *)
+            echo "vafan gö du"
+            ;;
+    esac
 }
+alias 'last=_cargo'
+alias cargo=exit
 
 log "Redo" "!"
 

buildScripts/build.sh

@@ -1,14 +0,0 @@
-set -e
-
-mkdir -p artifacts
-
-log "Kompilerar backend..."
-find backend -type f -and -name '*.hs' -print0 \
-    | xargs -0 ghc -o artifacts/Main \
-            -odir artifacts \
-            -hidir artifacts \
-            -tmpdir artifacts
-
-log "Klar" "!"
-
-set +e

flake.nix

@@ -14,12 +14,8 @@
           default = pkgs.hello;
         };
         devShells.default = pkgs.mkShell {
-          packages = [
-            packages.default
-            pkgs.postgresql_15_jit
-            ( pkgs.ghc.withPackages (ps: with ps; [ scotty postgresql-typed ]) )
-          ];
-          shellHook = builtins.readFile ./buildScripts/devShellHook.sh ;
+          packages = [ packages.default pkgs.postgresql_15_jit pkgs.cargo ];
+          shellHook = builtins.readFile ./build/devShellHook.sh ;
         };
       }
     ) // {

schema.sql

@@ -1,11 +0,0 @@
-CREATE TABLE IF NOT EXISTS ingredient
-  ( product_id INTEGER NOT NULL PRIMARY KEY -- https://handlaprivatkund.ica.se/stores/1004247/api/v4/products/bop?retailerProductId=...
-  );
-
-CREATE TABLE IF NOT EXISTS ingredient_data
-  ( product_id INTEGER REFERENCES ingredient(product_id)
-  , name TEXT NOT NULL
-  , cost_per_kg REAL NOT NULL
-  , cost_per_unit REAL NOT NULL
-  , image BYTEA NOT NULL
-  );