Add script to count contributions between a certain block timeframe

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();
+}