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Commit bbc80fb5 authored by Bertrand PINEL's avatar Bertrand PINEL
Browse files

add support for simple query

parent 9196acfe
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Inline Side-by-side
cloud/lambda-jsonapi-test.js
View file @ bbc80fb5
......@@ -66,7 +66,7 @@ function generateRowId(subid) {
objout[(attr==='ObjectType')?'type':'id'] = obj[attr];
}
}
console.log('Return object is '+JSON.stringify(objout));
//console.log('Return object is '+JSON.stringify(objout));
return objout;
}
......@@ -92,7 +92,7 @@ function generateRowId(subid) {
}
const createResponse = (statusCode, body) => {
console.log("Body is "+JSON.stringify(body));
//console.log("Body is "+JSON.stringify(body));
return {
'statusCode': statusCode,
'data': handlingData(body),
......@@ -100,12 +100,34 @@ function generateRowId(subid) {
}
};
const buildQuery = (queryParams, type) => {
let filterExpression = [];
let params = {
TableName: tableName,
KeyConditionExpression: 'ObjectType = :objectType',
FilterExpression: "",
ExpressionAttributeValues: {':objectType': type}
}
for (var filter in queryParams) {
//"filter[email]": "klaroutte@yopmail.com",
if (filter.startsWith('filter')){
let attr = filter.substring(7, filter.length-1);
let value = queryParams[filter];
filterExpression.push(attr+" = :"+attr);
params["ExpressionAttributeValues"][":"+attr] = value;
}
params["FilterExpression"] = filterExpression.join(' and ');
}
console.log('Query is '+JSON.stringify(params));
return params;
}
const getMethod = (event, context, callback) => {
let params = {
TableName: tableName,
},
type = event.params.path.type,
query = event.params.querystring,
id = Number(event.params.path.id),
dbGet = {};
......@@ -115,17 +137,22 @@ function generateRowId(subid) {
'Id': id
};
dbGet = (params) => { return dynamo.get(params).promise() };
console.log('EmberDataServerless lambda GET single value with params: ', params);
} else {
console.log('Ehipster lambda GET single value with params: ', params);
} else if (Object.keys(query).length === 0) {
// No filter expression
params.KeyConditionExpression = 'ObjectType = :objectType';
params.ExpressionAttributeValues = { ':objectType': type };
dbGet = (params) => { return dynamo.query(params).promise() };
console.log('EmberDataServerless lambda GET multiple values with params: ', params);
console.log('Ehipster lambda GET multiple values with params: ', params);
} else {
// Use filter expression
params = buildQuery(query, type);
dbGet = (params) => { return dynamo.query(params).promise() };
console.log('Ehipster lambda GET query values with params: ', params);
}
dbGet(params).then( (data) => {
console.log('EmberDataServerless lambda GET data received: ', data);
//console.log('Ehipster lambda GET data received: ', data);
if (id && !data.Item) {
callback(null, createResponse(404, "ITEM NOT FOUND"));
......@@ -206,17 +233,28 @@ function generateRowId(subid) {
};
const patchMethod = (event, context, callback) => {
let type = event.params.path.type,
id = Number(event.params.path.id),
params = {
'TableName': tableName,
'Key': {
'ObjectType': type,
'Id': id
},
'ReturnValues': 'ALL_OLD'
};
const body=event['body-json'];
const attrs = body.data.attributes;
let updateExpressionList = [];
let expressionAttributeList = [];
for (var attr in attrs) {
updateExpressionList.push(attr+' = :'+attr);
expressionAttributeList[':'+attr] = attrs[attr];
}
let updateExpression = 'set '+updateExpressionList.join(',');
let type = event.params.path.type,
id = Number(event.params.path.id),
params = {
'TableName': tableName,
'Key': {
'ObjectType': type,
'Id': id
},
'UpdateExpression': updateExpression,
'ExpressionAttributeValues': expressionAttributeList,
'ReturnValues': 'UPDATED_NEW'
};
let dbUpdate = (params) => { return dynamo.update(params).promise() };
dbUpdate(params).then( (data) => {
if (!data.Attributes) {
......@@ -258,6 +296,7 @@ const patchMethod = (event, context, callback) => {
});
};
const callback = (evt, msg) => {console.log(msg);};
......@@ -291,6 +330,65 @@ const msgGet = {
}
};
const msgGetQuery = {
"body-json": {},
"params": {
"path": {
"type": "users"
},
"querystring": {
"filter[email]": "klaroutte@yopmail.com"
},
"header": {
"Accept": "application/vnd.api+json",
"Accept-Encoding": "gzip, deflate, br",
"Accept-Language": "fr-FR,fr;q=0.9,en-US;q=0.8,en;q=0.7",
"cache-control": "no-cache",
"CloudFront-Forwarded-Proto": "https",
"CloudFront-Is-Desktop-Viewer": "true",
"CloudFront-Is-Mobile-Viewer": "false",
"CloudFront-Is-SmartTV-Viewer": "false",
"CloudFront-Is-Tablet-Viewer": "false",
"CloudFront-Viewer-Country": "FR",
"content-type": "application/json; charset=utf-8",
"Cookie": "remember-me=MGJGZnNQS3dOOURwczJsU01XcVg6czJPYVUwVEViRnZZb2I3MU9uVUs",
"Host": "dcftkivcqe.execute-api.us-east-1.amazonaws.com",
"pragma": "no-cache",
"Referer": "http://localhost:4200/entity-factory/user",
"User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.98 Safari/537.36",
"Via": "1.1 c03df46dd14077b7e27646bae1647fb4.cloudfront.net (CloudFront)",
"X-Amz-Cf-Id": "BXJ8PIGP0o96HpT3KfHpOy3hdQg94UkC-J6gdoqixkQfcaMhNmp9sQ==",
"X-Amzn-Trace-Id": "Root=1-5c2f7554-9d3c6efa7785f9b665dee096",
"x-broccoli": "[object Object]",
"X-Forwarded-For": "::1, 195.5.224.170, 54.239.156.82",
"x-forwarded-host": "localhost:4200",
"X-Forwarded-Port": "443",
"X-Forwarded-Proto": "https",
"x-requested-with": "XMLHttpRequest"
}
},
"context": {
"httpMethod": "GET",
"account-id": "",
"api-id": "dcftkivcqe",
"api-key": "",
"authorizer-principal-id": "",
"caller": "",
"cognito-authentication-provider": "",
"cognito-authentication-type": "",
"cognito-identity-id": "",
"cognito-identity-pool-id": "",
"stage": "staging",
"source-ip": "195.5.224.170",
"user": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.98 Safari/537.36",
"user-arn": "",
"request-id": "a41433ba-1031-11e9-9052-832dbc024b91",
"resource-id": "cmo3pj",
"resource-path": "/{type}"
}
}
const msgPost = {
"body-json": {
"data": {
......@@ -378,5 +476,5 @@ const msgPost = {
}
};
getMethod(msgGet, {}, callback);
getMethod(msgGetQuery, {}, callback);
//putMethod(msgPost, {}, callback);
\ No newline at end of file
cloud/lambda/lambda-jsonapi.js
View file @ bbc80fb5
......@@ -92,50 +92,77 @@ function generateRowId(subid) {
}
};
const getMethod = (event, context, callback) => {
let params = {
TableName: tableName,
},
type = event.params.path.type,
id = Number(event.params.path.id),
dbGet = {};
if (id) {
params.Key = {
'ObjectType': type,
'Id': id
};
dbGet = (params) => { return dynamo.get(params).promise() };
console.log('EmberDataServerless lambda GET single value with params: ', params);
} else {
params.KeyConditionExpression = 'ObjectType = :objectType';
params.ExpressionAttributeValues = { ':objectType': type };
dbGet = (params) => { return dynamo.query(params).promise() };
console.log('EmberDataServerless lambda GET multiple values with params: ', params);
}
dbGet(params).then( (data) => {
console.log('EmberDataServerless lambda GET data received: ', data);
if (id && !data.Item) {
callback(null, createResponse(404, "ITEM NOT FOUND"));
return;
} else if (id && data.Item) {
console.log(`RETRIEVED ITEM SUCCESSFULLY WITH doc = ${data.Item}`);
callback(null, createResponse(200, data.Item));
} else {
console.log('SCANNING TABLE');
console.log(`RETRIEVED ITEMS SUCCESSFULLY WITH doc = ${data.Items}`);
callback(null, createResponse(200, data.Items));
}
}).catch( (err) => {
console.log(`GET ITEM FAILED FOR Entry = ${params}, WITH ERROR: ${err}`);
callback(null, createResponse(500, err));
});
};
const buildQuery = (queryParams, type) => {
let filterExpression = [];
let params = {
TableName: tableName,
KeyConditionExpression: 'ObjectType = :objectType',
FilterExpression: "",
ExpressionAttributeValues: {':objectType': type}
}
for (var filter in queryParams) {
//"filter[email]": "klaroutte@yopmail.com",
if (filter.startsWith('filter')){
let attr = filter.substring(7, filter.length-1);
let value = queryParams[filter];
filterExpression.push(attr+" = :"+attr);
params["ExpressionAttributeValues"][":"+attr] = value;
}
params["FilterExpression"] = filterExpression.join(' and ');
}
console.log('Query is '+JSON.stringify(params));
return params;
}
const getMethod = (event, context, callback) => {
let params = {
TableName: tableName,
},
type = event.params.path.type,
query = event.params.querystring,
id = Number(event.params.path.id),
dbGet = {};
if (id) {
params.Key = {
'ObjectType': type,
'Id': id
};
dbGet = (params) => { return dynamo.get(params).promise() };
console.log('Ehipster lambda GET single value with params: ', params);
} else if (Object.keys(query).length === 0) {
// No filter expression
params.KeyConditionExpression = 'ObjectType = :objectType';
params.ExpressionAttributeValues = { ':objectType': type };
dbGet = (params) => { return dynamo.query(params).promise() };
console.log('Ehipster lambda GET multiple values with params: ', params);
} else {
// Use filter expression
params = buildQuery(query, type);
dbGet = (params) => { return dynamo.query(params).promise() };
console.log('Ehipster lambda GET query values with params: ', params);
}
dbGet(params).then( (data) => {
//console.log('Ehipster lambda GET data received: ', data);
if (id && !data.Item) {
callback(null, createResponse(404, "ITEM NOT FOUND"));
return;
} else if (id && data.Item) {
console.log(`RETRIEVED ITEM SUCCESSFULLY WITH doc = ${data.Item}`);
callback(null, createResponse(200, data.Item));
} else {
console.log('SCANNING TABLE');
console.log(`RETRIEVED ITEMS SUCCESSFULLY WITH doc = ${data.Items}`);
callback(null, createResponse(200, data.Items));
}
}).catch( (err) => {
console.log(`GET ITEM FAILED FOR Entry = ${params}, WITH ERROR: ${err}`);
callback(null, createResponse(500, err));
});
};
const putMethod = (event, context, callback) => {
const body=event['body-json'];
......
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