feat(est): add document and exchange workflows

tools/est-test/native-engine.js

@@ -117,11 +117,28 @@ const EstNative = (() => {
       errors = [],
       warnings = [];
     for (const key of allTables) tables[key] ||= [];
+    function saveTitles(table, calculated) {
+      const byCode = new Map(calculated.map((row) => [row.Code, row]));
+      const existing = new Set(tables[table].map((row) => row.Code));
+      tables[table] = tables[table]
+        .map((row) => {
+          const result = byCode.get(row.Code);
+          if (!result) return row;
+          const merged = { ...row, ...result };
+          // Main-row identities belong to a different native table/index.
+          for (const key of ["PkID", "Index", "RecNo", "Flag"]) {
+            if (Object.hasOwn(row, key)) merged[key] = row[key];
+            else delete merged[key];
+          }
+          return merged;
+        })
+        .concat(calculated.filter((row) => !existing.has(row.Code)));
+    }
     for (const kind of [5, 6, 21, 101])
       for (const row of tables[sourceTables[kind]]) price(row, kind);
     const machine = EstMachine.calculate(tables.MachMainDat, tables.MachGijunDat, options);
     tables.MachMainDat = machine.rows;
-    tables.MachTitleDat = machine.titles;
+    saveTitles("MachTitleDat", machine.titles);
     errors.push(...machine.errors);
     const costs = groups(tables.CostMainDat),
       heads = groups(tables.HeadMainDat),
@@ -219,9 +236,10 @@ const EstNative = (() => {
         errors.push(error.message);
       }
     }
-    tables.CostTitleDat = [...costs.keys()]
-      .map((code) => completed.get(`104:${code}`))
-      .filter(Boolean);
+    saveTitles(
+      "CostTitleDat",
+      [...costs.keys()].map((code) => completed.get(`104:${code}`)).filter(Boolean),
+    );
     for (const [code] of heads) {
       try {
         calculateGroup(103, code);
@@ -229,9 +247,10 @@ const EstNative = (() => {
         errors.push(error.message);
       }
     }
-    tables.HeadTitleDat = [...heads.keys()]
-      .map((code) => completed.get(`103:${code}`))
-      .filter(Boolean);
+    saveTitles(
+      "HeadTitleDat",
+      [...heads.keys()].map((code) => completed.get(`103:${code}`)).filter(Boolean),
+    );
     const estimate = EstRows.estimate(tables.EstMainDat, options, resolve);
     tables.EstMainDat = estimate.rows;
     errors.push(...estimate.errors);