From 17af34ff94b0974209b8c6e6728758749f5b2600 Mon Sep 17 00:00:00 2001
From: Willem Dantuma <willem.dantuma@dobs.nl>
Date: Wed, 19 Feb 2020 11:15:31 +0100
Subject: [PATCH] Move query state to common

---
 projects/common/src/fm/common.module.ts       |  2 +
 projects/common/src/fm/models/query.state.ts  | 12 +++++
 .../fm/services/state-serializer.service.ts   | 53 +++++++++++++++++++
 3 files changed, 67 insertions(+)
 create mode 100644 projects/common/src/fm/models/query.state.ts
 create mode 100644 projects/common/src/fm/services/state-serializer.service.ts

diff --git a/projects/common/src/fm/common.module.ts b/projects/common/src/fm/common.module.ts
index ec5beb5..a7b7239 100644
--- a/projects/common/src/fm/common.module.ts
+++ b/projects/common/src/fm/common.module.ts
@@ -39,6 +39,7 @@ import { IItemTask, ItemTask } from './models/itemTask';
 import { IListItem } from './models/list.item';
 import { ITypeaheadItem } from './models/typeahead.item';
 import { IUser } from './models/user';
+import { IQueryState } from './models/query.state';
 import { ICodeListItem } from './models/code.list.item';
 import * as commonActions from './actions/app-common.actions';
 import * as commonReducers from './reducers/app-common.reducer';
@@ -67,6 +68,7 @@ export {
   ITypeaheadItem,
   IUser,
   ICodeListItem,
+  IQueryState,
   commonActions,
   commonReducers,
   IAuthconfigFactory,
diff --git a/projects/common/src/fm/models/query.state.ts b/projects/common/src/fm/models/query.state.ts
new file mode 100644
index 0000000..ea76fda
--- /dev/null
+++ b/projects/common/src/fm/models/query.state.ts
@@ -0,0 +1,12 @@
+export interface IQueryState {
+  itemCode: string;
+  parentCode: string;
+  level: number;
+  itemType: string;
+  query: string;
+  tags: string;
+  bboxFilter: boolean;
+  startDate: Date;
+  endDate: Date;
+  bbox: number[];
+}
diff --git a/projects/common/src/fm/services/state-serializer.service.ts b/projects/common/src/fm/services/state-serializer.service.ts
new file mode 100644
index 0000000..f4d8195
--- /dev/null
+++ b/projects/common/src/fm/services/state-serializer.service.ts
@@ -0,0 +1,53 @@
+import { Injectable, Query } from '@angular/core';
+import { IQueryState } from '../models/query.state';
+
+@Injectable({
+  providedIn: 'root',
+})
+export class StateSerializerService {
+
+  serialize(queryState: IQueryState): string {
+
+    var state = "";
+    state += (queryState.itemCode) ? queryState.itemCode : "";
+    state += ";";
+    state += (queryState.parentCode) ? queryState.parentCode + ";" + queryState.level.toString() : ";";
+    state += ";";
+    state += (queryState.itemType) ?  queryState.itemType : "";
+    state += ";";
+    state += (queryState.query) ? encodeURIComponent( queryState.query ) : "";
+    state += ";";
+    state += (queryState.tags) ? encodeURIComponent( queryState.tags ) : "";
+    state += ";";
+    state += (queryState.bboxFilter) ? "1" : "0";
+    state += ";";
+    state += (queryState.startDate) ? JSON.stringify(queryState.startDate) : "";
+    state += ";";
+    state += (queryState.endDate) ? JSON.stringify(queryState.endDate) : "";
+    state += ";";
+    state += (queryState.bboxFilter && queryState.bbox && queryState.bbox.length>0) ? JSON.stringify(queryState.bbox) : "";
+
+    return btoa(state);
+  }
+
+  deserialize(queryState: string): IQueryState {
+    var state: IQueryState = { itemCode: null, parentCode: null, level: 1, itemType: null, query: null, tags: null, bboxFilter: false, startDate: null, endDate: null,bbox:[] };
+    var stateParts = atob(queryState).split(";");
+    if (stateParts.length == 10) {
+      if (stateParts[0] != "") state.itemCode = stateParts[0];
+      if (stateParts[1] != "") {
+        state.parentCode = stateParts[1];
+        state.level = parseInt(stateParts[2]);
+      }
+      if (stateParts[3] != "") state.itemType = stateParts[3];
+      if (stateParts[4] != "") state.query = decodeURIComponent(stateParts[4]);
+      if (stateParts[5] != "") state.tags = decodeURIComponent( stateParts[5]);
+      if (stateParts[6] != "") state.bboxFilter = parseInt(stateParts[6]) == 1;
+      if (stateParts[7] != "") state.startDate = new Date(Date.parse(JSON.parse(stateParts[7])));
+      if (stateParts[8] != "") state.endDate = new Date(Date.parse(JSON.parse(stateParts[8])));
+      if (stateParts[9] != "") state.bbox = JSON.parse(stateParts[9]);
+    }
+
+    return state;
+  }
+}