From 20be8868724fa1089bea407e4ca28e5bb80fc597 Mon Sep 17 00:00:00 2001
From: Andre Staltz <andre@staltz.com>
Date: Thu, 12 Oct 2023 15:31:41 +0300
Subject: [PATCH] remove goal "oldest"

---
 lib/algorithm.js | 16 ----------------
 lib/stream.js    |  6 +-----
 2 files changed, 1 insertion(+), 21 deletions(-)

diff --git a/lib/algorithm.js b/lib/algorithm.js
index 61d3b96..3b94b38 100644
--- a/lib/algorithm.js
+++ b/lib/algorithm.js
@@ -79,17 +79,6 @@ class Algorithm {
     return [minWant, maxWant]
   }
 
-  /**
-   * @param {Range} localHaveRange
-   * @param {Range} remoteHaveRange
-   * @param {number} count
-   * @returns {Range}
-   */
-  #wantOldestRange(localHaveRange, remoteHaveRange, count) {
-    // TODO: implement
-    throw new Error('not implemented')
-  }
-
   /**
    * @param {Range} localHave
    * @param {Range} remoteHave
@@ -103,8 +92,6 @@ class Algorithm {
       return this.#wantAllRange(localHave, remoteHave)
     } else if (goal.type === 'newest') {
       return this.#wantNewestRange(localHave, remoteHave, goal.count)
-    } else if (goal.type === 'oldest') {
-      return this.#wantOldestRange(localHave, remoteHave, goal.count)
     }
     return EMPTY_RANGE
   }
@@ -249,9 +236,6 @@ class Algorithm {
     if (goal.type === 'newest') {
       return await this.pruneNewest(rootID, goal.count)
     }
-    if (goal.type === 'oldest') {
-      throw new Error('not implemented') // TODO
-    }
   }
 
   /**
diff --git a/lib/stream.js b/lib/stream.js
index 08d643b..e500ef5 100644
--- a/lib/stream.js
+++ b/lib/stream.js
@@ -7,11 +7,7 @@ const { isEmptyRange } = require('./range')
  * @typedef {import('ppppp-db/msg-v3').Msg} Msg
  * @typedef {import('./range').Range} Range
  * @typedef {import('./algorithm')} Algorithm
- * @typedef {{
- *   type: 'all' | 'newest' | 'oldest',
- *   count: number,
- *   id: string
- * }} Goal
+ * @typedef {import('ppppp-goals').Goal} Goal
  * @typedef {string} MsgID
  * @typedef {{id: string}} WithId
  * @typedef {WithId & {phase: 0, payload?: undefined}} Data0