[MODFIN-391]. Minimize amount of requests to retrieve transactions fo…

…r ledger

mod-finance/examples/transaction_total_collection.sample

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+{
+  "transactionTotals": [
+    {
+      "fiscalYearId": "4438bc3b-4b4a-4e5e-9886-5f69b48a7a32",
+      "transactionType": "Allocation",
+      "currency": "USD",
+      "fromFundId": "27f27438-3197-4281-a353-511829421d6e",
+      "toFundId": "2e51c019-97f3-4523-87e9-59250e3b48bc",
+      "amount": 50000
+    },
+    {
+      "fiscalYearId": "684b5dc5-92f6-4db7-b996-b549d88f5e4e",
+      "transactionType": "Transfer",
+      "currency": "USD",
+      "fromFundId": "7fbd5d84-62d1-44c6-9c45-6cb173998bbd",
+      "toFundId": "69640328-788e-43fc-9c3c-af39e243f3b7",
+      "amount": 1000,
+    }
+  ],
+  "totalRecords": 2
+}

mod-finance/schemas/transaction_total.json

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+{
+  "$schema": "http://json-schema.org/draft-04/schema#",
+  "description": "A financial transaction total",
+  "type": "object",
+  "javaName": "transactionTotal",
+  "properties": {
+    "fiscalYearId": {
+      "$ref": "../../common/schemas/uuid.json",
+      "description": "UUID of the fiscal year that the transaction is taking place in"
+    },
+    "transactionType": {
+      "description": "This describes the type of transaction",
+      "enum": [
+        "Allocation",
+        "Credit",
+        "Encumbrance",
+        "Payment",
+        "Pending payment",
+        "Rollover transfer",
+        "Transfer"
+      ],
+      "type": "string"
+    },
+    "fromFundId": {
+      "$ref": "../../common/schemas/uuid.json",
+      "description": "UUID of the fund money is moving from"
+    },
+    "toFundId": {
+      "$ref": "../../common/schemas/uuid.json",
+      "description": "UUID of the fund money is moving to"
+    },
+    "amount": {
+      "description": "The amount of this transaction",
+      "type": "number"
+    }
+  },
+  "required": [
+    "fiscalYearId",
+    "transactionType",
+    "fromFundId",
+    "toFundId",
+    "amount"
+  ],
+  "additionalProperties": true
+}

mod-finance/schemas/transaction_total_collection.json

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+{
+  "$schema": "http://json-schema.org/draft-04/schema#",
+  "description": "A collection of transaction totals",
+  "type": "object",
+  "properties": {
+    "transactionTotals": {
+      "description": "The list of objects contained in this collection",
+      "type": "array",
+      "id": "transactionTotals",
+      "items": {
+        "type": "object",
+        "$ref": "transaction_total.json"
+      }
+    },
+    "totalRecords": {
+      "description": "The number of objects in this collection",
+      "type": "integer"
+    }
+  },
+  "additionalProperties": false,
+  "required": [
+    "transactionTotals",
+    "totalRecords"
+  ]
+}