From eebc0db02bfe541cc317ea5e70e88a7f65dd5922 Mon Sep 17 00:00:00 2001
From: Michael Bumann <hello@michaelbumann.com>
Date: Wed, 16 Dec 2020 17:19:31 +0100
Subject: [PATCH 1/2] Add script to count contributions between a certain block
 timeframe

---
 scripts/list-contributions-per-contributor.js | 73 +++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 scripts/list-contributions-per-contributor.js

diff --git a/scripts/list-contributions-per-contributor.js b/scripts/list-contributions-per-contributor.js
new file mode 100644
index 0000000..8a874e2
--- /dev/null
+++ b/scripts/list-contributions-per-contributor.js
@@ -0,0 +1,73 @@
+const promptly = require('promptly');
+const Table = require('cli-table');
+
+const initKredits = require('./helpers/init_kredits.js');
+
+module.exports = async function(callback) {
+  let kredits;
+  try {
+    kredits = await initKredits(web3);
+  } catch(e) {
+    callback(e);
+    return;
+  }
+
+  console.log(`Using Contribution at: ${kredits.Contribution.contract.address}`);
+
+  const table = new Table({
+    head: ['ID', 'Name', 'Kredits']
+  })
+
+  try {
+    let currentBlockNumber = await kredits.provider.getBlockNumber();
+    console.log(`Current block number: ${currentBlockNumber}`);
+
+    let confirmedBeforeBlock = await promptly.prompt('Before block: ');
+    let confirmedAfterBlock = await promptly.prompt('After block: ');
+
+    let contributionId = await kredits.Contribution.contract.contributionsCount();
+    let nextContribution = true;
+
+    let contributors = {};
+
+    while (nextContribution) {
+      console.log(`Getting contribution: ${contributionId}`);
+      let contribution = await kredits.Contribution.getById(contributionId);
+      contributionId = contributionId - 1;
+
+      // check if the contribution is older
+      // in that case we assume all other contributions now are older
+      if (contribution.confirmedAtBlock < confirmedAfterBlock) {
+        nextContribution = false;
+      }
+
+      // if the contribution is within the range count it
+      if (!contribution.vetoed && contribution.confirmedAtBlock < confirmedBeforeBlock && contribution.confirmedAtBlock > confirmedAfterBlock) {
+        // init
+        if (!contributors[contribution.conributorId]) {
+          contributors[contribution.contributorId] = 0;
+        }
+        contributors[contribution.contributorId] += contribution.amount;
+      }
+    }
+    console.log(contributors);
+    const promise = Object.keys(contributors).map((contributorId) => {
+      return kredits.Contributor.getById(contributorId).then(contributorId => {
+        table.push([
+          contributorId,
+          `${contributor.name}`,
+          `${contributors[conributorId]}`
+        ]);
+      });
+    });
+
+    Promise.all(promise).then(() => {
+      console.log(`Total Kredits: ${Object.values(contributors).reduce((a,b) => {return a+b},0)}`);
+      console.log(table.toString());
+    });
+  } catch (err) {
+    console.log(err);
+  }
+
+  callback();
+}

From 0df7930e062c208ad97103a31e9151dae3109880 Mon Sep 17 00:00:00 2001
From: Michael Bumann <hello@michaelbumann.com>
Date: Tue, 22 Dec 2020 12:28:34 +0100
Subject: [PATCH 2/2] Get it running

---
 scripts/list-contributions-per-contributor.js | 41 ++++++++++---------
 1 file changed, 22 insertions(+), 19 deletions(-)

diff --git a/scripts/list-contributions-per-contributor.js b/scripts/list-contributions-per-contributor.js
index 8a874e2..e951733 100644
--- a/scripts/list-contributions-per-contributor.js
+++ b/scripts/list-contributions-per-contributor.js
@@ -25,16 +25,25 @@ module.exports = async function(callback) {
     let confirmedBeforeBlock = await promptly.prompt('Before block: ');
     let confirmedAfterBlock = await promptly.prompt('After block: ');
 
+    let tokens = {};
+    let contributors = await kredits.Contributor.all();
+    contributors.forEach(c => {
+      tokens[c.id] = { amount: 0, contributor: c };
+    });
+
     let contributionId = await kredits.Contribution.contract.contributionsCount();
     let nextContribution = true;
 
-    let contributors = {};
-
     while (nextContribution) {
       console.log(`Getting contribution: ${contributionId}`);
       let contribution = await kredits.Contribution.getById(contributionId);
       contributionId = contributionId - 1;
 
+      // if no conribution is found
+      if (!contribution.exists) {
+        nextContribution = false;
+        break;
+      }
       // check if the contribution is older
       // in that case we assume all other contributions now are older
       if (contribution.confirmedAtBlock < confirmedAfterBlock) {
@@ -44,27 +53,21 @@ module.exports = async function(callback) {
       // if the contribution is within the range count it
       if (!contribution.vetoed && contribution.confirmedAtBlock < confirmedBeforeBlock && contribution.confirmedAtBlock > confirmedAfterBlock) {
         // init
-        if (!contributors[contribution.conributorId]) {
-          contributors[contribution.contributorId] = 0;
-        }
-        contributors[contribution.contributorId] += contribution.amount;
+        tokens[contribution.contributorId].amount = tokens[contribution.contributorId].amount + contribution.amount;
       }
     }
-    console.log(contributors);
-    const promise = Object.keys(contributors).map((contributorId) => {
-      return kredits.Contributor.getById(contributorId).then(contributorId => {
-        table.push([
-          contributorId,
-          `${contributor.name}`,
-          `${contributors[conributorId]}`
-        ]);
-      });
+
+    Object.keys(tokens).forEach((contributorId) => {
+      table.push([
+        contributorId,
+        `${tokens[contributorId].contributor.name}`,
+        `${tokens[contributorId].amount}`
+      ]);
     });
 
-    Promise.all(promise).then(() => {
-      console.log(`Total Kredits: ${Object.values(contributors).reduce((a,b) => {return a+b},0)}`);
-      console.log(table.toString());
-    });
+    const total = Object.keys(tokens).map(cid => { return tokens[cid].amount}).reduce((a,b) => { return a+b }, 0);
+    console.log(`Total confirmed Kredits: ${total} between block ${confirmedAfterBlock} and ${confirmedBeforeBlock}`);
+    console.log(table.toString());
   } catch (err) {
     console.log(err);
   }