addition of gridded livestock layers

Author: SofiaAldabet

cloud_functions/earth_engine_tiler/src/geeAssets/common-styles-utils.ts

@@ -0,0 +1,17 @@
+export const GriddedLivestockCommonStyles =
+
+'<RasterSymbolizer>' +
+    '<ColorMap type="ramp" extended="false">' +
+        '<ColorMapEntry color="#FFFFFF" quantity="0" label="0" />' +  
+        '<ColorMapEntry color="#E0F7FA" quantity="5" label="≤ 5" />' + 
+        '<ColorMapEntry color="#B2EBF2" quantity="10" label="≤ 10" />' + 
+        '<ColorMapEntry color="#80DEEA" quantity="20" label="≤ 20" />' + 
+        '<ColorMapEntry color="#68B0C3" quantity="50" label="≤ 50" />' + 
+        '<ColorMapEntry color="#4A99B4" quantity="100" label="≤ 100" />' + 
+        '<ColorMapEntry color="#3F8B9C" quantity="250" label="≤ 250" />' + 
+        '<ColorMapEntry color="#c766fc" quantity="500" label="≤ 500" />' + 
+        '<ColorMapEntry color="#9c50c7" quantity="1000" label="≤ 1,000" />' + 
+        '<ColorMapEntry color="#883886" quantity="2500" label="≤ 2,500" />' + 
+        '<ColorMapEntry color="#390147" quantity="300000" label="> 2,500" />' + 
+    '</ColorMap>' +
+'</RasterSymbolizer>'

cloud_functions/earth_engine_tiler/src/geeAssets/gridded-livestock-buffalo.ts

@@ -0,0 +1,30 @@
+import { CategoricalDataset } from './earth-engine-dataset';
+import ee from '@google/earthengine';
+import { EarthEngineUtils } from "../earth-engine-utils";
+import { GriddedLivestockCommonStyles} from "./common-styles-utils";
+
+export const GriddedLivestockBuffalo: CategoricalDataset = {
+    assetPath: {
+        default: "projects/gmvad-grass/assets/5_Bf_2015_Da"
+    },
+
+    bandName: 'b1',
+
+    sldStyles: GriddedLivestockCommonStyles,
+    
+
+    areYearsValid(startYear?: number, endYear?: number): boolean {
+        // This Asset is static, and year selector is irrelevant
+        return true;
+    },
+
+    getEEAsset() {
+        return ee.Image(this.assetPath.default);
+    },
+
+    async getMapUrl(z, x, y) {
+        const image = this.getEEAsset().select(this.bandName).sldStyle(this.sldStyles);
+        const mapId = await EarthEngineUtils.getMapId(image);
+        return ee.data.getTileUrl(mapId, x, y, z);
+    },
+};

cloud_functions/earth_engine_tiler/src/geeAssets/gridded-livestock-cattle.ts

@@ -0,0 +1,30 @@
+import { CategoricalDataset } from './earth-engine-dataset';
+import ee from '@google/earthengine';
+import { EarthEngineUtils } from "../earth-engine-utils";
+import { GriddedLivestockCommonStyles} from "./common-styles-utils";
+
+export const GriddedLivestockCattle: CategoricalDataset = {
+    assetPath: {
+        default: "projects/gmvad-grass/assets/5_Ct_2015_Da"
+    },
+
+    bandName: 'b1',
+
+    sldStyles: GriddedLivestockCommonStyles,
+    
+
+    areYearsValid(startYear?: number, endYear?: number): boolean {
+        // This Asset is static, and year selector is irrelevant
+        return true;
+    },
+
+    getEEAsset() {
+        return ee.Image(this.assetPath.default);
+    },
+
+    async getMapUrl(z, x, y) {
+        const image = this.getEEAsset().select(this.bandName).sldStyle(this.sldStyles);
+        const mapId = await EarthEngineUtils.getMapId(image);
+        return ee.data.getTileUrl(mapId, x, y, z);
+    },
+};

cloud_functions/earth_engine_tiler/src/geeAssets/gridded-livestock-goat.ts

@@ -0,0 +1,30 @@
+import { CategoricalDataset } from './earth-engine-dataset';
+import ee from '@google/earthengine';
+import { EarthEngineUtils } from "../earth-engine-utils";
+import { GriddedLivestockCommonStyles} from "./common-styles-utils";
+
+export const GriddedLivestockGoat: CategoricalDataset = {
+    assetPath: {
+        default: "projects/gmvad-grass/assets/5_Gt_2015_Da"
+    },
+
+    bandName: 'b1',
+
+    sldStyles: GriddedLivestockCommonStyles,
+    
+
+    areYearsValid(startYear?: number, endYear?: number): boolean {
+        // This Asset is static, and year selector is irrelevant
+        return true;
+    },
+
+    getEEAsset() {
+        return ee.Image(this.assetPath.default);
+    },
+
+    async getMapUrl(z, x, y) {
+        const image = this.getEEAsset().select(this.bandName).sldStyle(this.sldStyles);
+        const mapId = await EarthEngineUtils.getMapId(image);
+        return ee.data.getTileUrl(mapId, x, y, z);
+    },
+};

cloud_functions/earth_engine_tiler/src/geeAssets/gridded-livestock-horse.ts

@@ -0,0 +1,30 @@
+import { CategoricalDataset } from './earth-engine-dataset';
+import ee from '@google/earthengine';
+import { EarthEngineUtils } from "../earth-engine-utils";
+import { GriddedLivestockCommonStyles} from "./common-styles-utils";
+
+export const GriddedLivestockHorse: CategoricalDataset = {
+    assetPath: {
+        default: "projects/gmvad-grass/assets/5_Ho_2015_Da"
+    },
+
+    bandName: 'b1',
+
+    sldStyles: GriddedLivestockCommonStyles,
+    
+
+    areYearsValid(startYear?: number, endYear?: number): boolean {
+        // This Asset is static, and year selector is irrelevant
+        return true;
+    },
+
+    getEEAsset() {
+        return ee.Image(this.assetPath.default);
+    },
+
+    async getMapUrl(z, x, y) {
+        const image = this.getEEAsset().select(this.bandName).sldStyle(this.sldStyles);
+        const mapId = await EarthEngineUtils.getMapId(image);
+        return ee.data.getTileUrl(mapId, x, y, z);
+    },
+};

cloud_functions/earth_engine_tiler/src/geeAssets/gridded-livestock-sheep.ts

@@ -0,0 +1,30 @@
+import { CategoricalDataset } from './earth-engine-dataset';
+import ee from '@google/earthengine';
+import { EarthEngineUtils } from "../earth-engine-utils";
+import { GriddedLivestockCommonStyles} from "./common-styles-utils";
+
+export const GriddedLivestockSheep: CategoricalDataset = {
+    assetPath: {
+        default: "projects/gmvad-grass/assets/5_Sh_2015_Da"
+    },
+
+    bandName: 'b1',
+
+    sldStyles: GriddedLivestockCommonStyles,
+    
+
+    areYearsValid(startYear?: number, endYear?: number): boolean {
+        // This Asset is static, and year selector is irrelevant
+        return true;
+    },
+
+    getEEAsset() {
+        return ee.Image(this.assetPath.default);
+    },
+
+    async getMapUrl(z, x, y) {
+        const image = this.getEEAsset().select(this.bandName).sldStyle(this.sldStyles);
+        const mapId = await EarthEngineUtils.getMapId(image);
+        return ee.data.getTileUrl(mapId, x, y, z);
+    },
+};

cloud_functions/earth_engine_tiler/src/index.ts

@@ -8,6 +8,11 @@ import {ModisNetPrimaryProductionChange} from './geeAssets/modis-net-primary-pro
 import {AnthropogenicBiomes} from './geeAssets/anthropogenic-biomes';
 import {LivestockProductionSystems} from './geeAssets/livestock-production-systems';
 import {ForestLoss} from './geeAssets/forest-loss';
+import {GriddedLivestockCattle} from './geeAssets/gridded-livestock-cattle';
+import {GriddedLivestockGoat} from './geeAssets/gridded-livestock-goat';
+import {GriddedLivestockHorse} from './geeAssets/gridded-livestock-horse'; 
+import {GriddedLivestockBuffalo} from './geeAssets/gridded-livestock-buffalo'; 
+import {GriddedLivestockSheep} from './geeAssets/gridded-livestock-sheep'; 
 import {EarthEngineDataset} from "./geeAssets/earth-engine-dataset";
 import {TileRequestDTO, Tilesets} from "./tile-request.dto";
 import {default as fetch , Response as FetchResponse} from "node-fetch";
@@ -20,7 +25,12 @@ const assets: Record<Tilesets, EarthEngineDataset> = {
   [Tilesets.modis_net_primary_production_change]: ModisNetPrimaryProductionChange,
   [Tilesets.anthropogenic_biomes]: AnthropogenicBiomes,
   [Tilesets.livestock_production_systems]: LivestockProductionSystems,
-  [Tilesets.forest_loss]: ForestLoss
+  [Tilesets.forest_loss]: ForestLoss,
+  [Tilesets.gridded_livestock_cattle]: GriddedLivestockCattle,
+  [Tilesets.gridded_livestock_goat]: GriddedLivestockGoat,
+  [Tilesets.gridded_livestock_horse]: GriddedLivestockHorse,
+  [Tilesets.gridded_livestock_buffalo]: GriddedLivestockBuffalo,
+  [Tilesets.gridded_livestock_sheep]: GriddedLivestockSheep,
 }
 
 //We're using express to simplify path parameter parsing for the Tiles endpoint

cloud_functions/earth_engine_tiler/src/tile-request.dto.ts

@@ -6,7 +6,12 @@ export enum Tilesets {
   modis_net_primary_production_change = "modis_net_primary_production_change",
   anthropogenic_biomes = "anthropogenic_biomes",
   livestock_production_systems = "livestock_production_systems",
-  forest_loss = "forest_loss"
+  forest_loss = "forest_loss",
+  gridded_livestock_cattle = "gridded_livestock_cattle",
+  gridded_livestock_goat = "gridded_livestock_goat",
+  gridded_livestock_horse = "gridded_livestock_horse",
+  gridded_livestock_buffalo = "gridded_livestock_buffalo",
+  gridded_livestock_sheep = "gridded_livestock_sheep"
 }