1 files changed, 68 insertions, 0 deletions
diff --git a/server/frob/itemdb.ts b/server/frob/itemdb.ts
new file mode 100644
index 0000000..5ff943d
--- /dev/null
+++ b/server/frob/itemdb.ts
@@ -0,0 +1,68 @@
+class ItemDB {
+    private item_line =
+    "^" +
+    "(?<id>[0-9]+),[ \t]*" +
+    "(?<name>[^ \t,]+),[ \t]*" +
+    "(?<type>[0-9]+),[ \t]*" +
+    "(?<price>[0-9]+),[ \t]*" +
+    "(?<sell>[0-9]+),[ \t]*" +
+    "(?<weight>[0-9]+),[ \t]*" +
+    "(?<atk>[0-9]+),[ \t]*" +
+    "(?<def>[0-9]+),[ \t]*" +
+    "(?<range>[0-9]+),[ \t]*" +
+    "(?<mbonus>[0-9-]+),[ \t]*" +
+    "(?<slot>[0-9]+),[ \t]*" +
+    "(?<gender>[0-9]+),[ \t]*" +
+    "(?<loc>[0-9]+),[ \t]*" +
+    "(?<wlvl>[0-9]+),[ \t]*" +
+    "(?<elvl>[0-9]+),[ \t]*" +
+    "(?<view>[0-9]+),[ \t]*" +
+    "\{(?<usescript>[^\}]*)\},[ \t]*" +
+    "\{(?<equipscript>[^\}]*)\}[ \t]*" +
+    "$";
+    private item_regex: RegExp;
+
+    constructor () {
+        this.item_regex = new RegExp(this.item_line);
+    }
+
+    private parseLine (line) {
+        const match = this.item_regex.exec(line);
+
+        if (!(match instanceof Object) || !Reflect.has(match, "groups")) {
+            console.error("line does not match the item db regex:", line);
+            throw new SyntaxError();
+        }
+
+        return (match as any).groups;
+    }
+
+    public async * readDB () {
+        const decoder = new TextDecoder("utf-8");
+        console.info("reading tmwa-map.conf...");
+        const file = await Deno.readFile("world/map/conf/tmwa-map.conf");
+        const data = decoder.decode(file).split("\n");
+        const db_regex = new RegExp("^item_db: *(?<path>[A-Za-z0-9_\./]+)$");
+
+        for (const line of data) {
+            const match = db_regex.exec(line);
+            if (!(match instanceof Object)) continue;
+            const path = (match as any).groups.path;
+
+            console.info(`reading world/map/${path}...`)
+            const db = await Deno.readFile(`world/map/${path}`);
+
+            for (const item of decoder.decode(db).split("\n")) {
+                if (item.startsWith("//") || item.length < 2) {
+                    continue;
+                }
+
+                yield this.parseLine(item);
+            }
+        }
+    }
+}
+
+export {
+    ItemDB
+}