🎉 initial commit

dbmorph.ts

@@ -0,0 +1,104 @@
+if (Deno.args[0] == "--help" || Deno.args[0] == "-h") {
+    console.log(`dbmorph.ts dbml|migrate|seed|make[:seed] [options]
+=================
+
+  dbml      - convert all dbml files to corresponding SQL files
+  migrate   - runs all open migrations
+  seed      - runs all (or the given) seeds
+  make      - creates a template for a new migration
+  make:seed - creates a new template for seeding data
+
+`);
+    Deno.exit(0);
+}
+
+if (Deno.args[0] == "dbml") {
+    const dbml = await import("./dbml.ts");
+    dbml.default(Deno.args.slice(1));
+    Deno.exit(0);
+}
+
+if (Deno.args[0] == "migrate") {
+    const migrate = await import("./migrate.ts");
+    await migrate.default(Deno.args.slice(1));
+    Deno.exit(0);
+}
+
+if (Deno.args[0] == "seed") {
+    const seed = await import("./seed.ts");
+    await seed.default(Deno.args.slice(1));
+    Deno.exit(0);
+}
+
+if (Deno.args[0] == "make") {
+    Deno.mkdirSync("./db/migrations", { recursive: true });
+    if (!Deno.args[1]) {
+        console.log("Please provide a name for the migration.");
+        Deno.exit(1);
+    }
+    let suffix = ".sql";
+    const dt = new Date().toISOString();
+    const upFile = `db/migrations/${dt}_up_${Deno.args[1]}`;
+    const downFile = `db/migrations/${dt}_down_${Deno.args[1]}`;
+    if (!Deno.args[2]) {
+        Deno.args[2] = "-t";
+        Deno.args[3] = "sql";
+    }
+    if (Deno.args[2] == "-t") {
+        if (Deno.args[3] == "ts") {
+            suffix = ".ts";
+            Deno.writeTextFileSync(
+                upFile + suffix,
+                `export default async function(sql) {\n\t// run your sql queries like so: await sql${"`"}SELECT * FROM mytable${"`"};\n}`,
+            );
+            Deno.writeTextFileSync(
+                downFile + suffix,
+                `export default async function(sql) {\n\t// run your sql queries like so: await sql${"`"}SELECT * FROM mytable${"`"};\n}`,
+            );
+        } else if (Deno.args[3] == "sql") {
+            // suffix is already correct
+            Deno.writeTextFileSync(upFile + suffix, "CREATE TABLE mytable ();");
+            Deno.writeTextFileSync(downFile + suffix, "DROP TABLE mytable;");
+        } else {
+            console.log("Unknown migration type: ", Deno.args[3]);
+            Deno.exit(1);
+        }
+    }
+    Deno.exit(0);
+}
+
+if (Deno.args[0] == "make:seed") {
+    Deno.mkdirSync("./db/seeds", { recursive: true });
+    if (!Deno.args[1]) {
+        console.log("Please provide a name for the seed");
+        Deno.exit(1);
+    }
+
+    const upFile = `db/seeds/${Deno.args[1]}`;
+    if (!Deno.args[2]) {
+        console.log("Assuming SQL seed...");
+        Deno.writeTextFileSync(upFile + ".sql", "INSERT INTO () VALUES ();");
+    } else if (Deno.args[2] == "-t") {
+        if (Deno.args[3] == "ts") {
+            Deno.writeTextFileSync(
+                upFile + ".ts",
+                `export default async function(sql) {\n\t// run your sql queries like so: await sql${"`"}SELECT * FROM mytable${"`"};\n}`,
+            );
+        } else if (Deno.args[3] == "sql") {
+            // suffix is already correct
+            Deno.writeTextFileSync(
+                upFile + ".sql",
+                "INSERT INTO () VALUES ();",
+            );
+        } else if (Deno.args[3] == "csv") {
+            Deno.writeTextFileSync(
+                upFile + ".csv",
+                "mytable\r\ncol1,col2,col3\r\nvalue1,value2,value3\r\n\r\nmyothertable\r\ncola,colb,colc\r\n1\r\n2\r\n3",
+            );
+        } else {
+            console.log("Unknown seed type: ", Deno.args[3]);
+            Deno.exit(1);
+        }
+    }
+    Deno.exit(0);
+}