add import script for existing game logs

scripts/import_game_logs.ts

@@ -0,0 +1,47 @@
+import { DB_FILE, DB_PATCHES_DIR, DATA_DIR } from '../src/server/Dirs'
+import Db from '../src/server/Db'
+import fs from 'fs'
+import { logger } from '../src/common/Util'
+
+const log = logger('import_game_logs.ts')
+const db = new Db(DB_FILE, DB_PATCHES_DIR)
+db.patch(true)
+
+
+for (const file of fs.readdirSync(DATA_DIR)) {
+  const m = file.match(/^log_(.*)\.log$/)
+  if (!m) {
+    continue
+  }
+
+  const gameId = m[1]
+  log.info(`Importing log for game ${file}`)
+
+  const contents = fs.readFileSync(`${DATA_DIR}/${file}`, 'utf-8')
+  let t = 0
+  let datas = []
+  for (const line of contents.split("\n")) {
+    if (line === '') {
+      continue
+    }
+    let parsed
+    try {
+      parsed = JSON.parse(line)
+    } catch (e) {
+      log.error('bad game', e)
+      break
+    }
+    if (t === 0) {
+      t = parsed[4]
+    } else {
+      t += parsed[parsed.length - 1]
+    }
+    datas.push({
+      game_id: gameId,
+      created: t / 1000,
+      entry: line,
+    })
+  }
+  db.insertMany('game_log', datas)
+  log.info(`Done.`)
+}