dont bake parameters directly into sql, clean up a little

server.js

@@ -27,12 +27,12 @@ var Postgres = new pg.Client({
     host: process.env.host,
     port: process.env.port,
     database: process.env.database,
-    application_name: "tps_etl_api",
+    ssl: false,
-    ssl: true
+    application_name: "tps_etl_api"
 });
-Postgres.FirstRow = function(inSQL, inResponse)
+Postgres.FirstRow = function(inSQL,args, inResponse)
 {
-    Postgres.query(inSQL, (err, res) => {
+    Postgres.query(inSQL,args, (err, res) => {
         if (err === null)
         {
             inResponse.json(res.rows[0]);
@@ -43,96 +43,66 @@ Postgres.FirstRow = function(inSQL, inResponse)
 };
 Postgres.connect();
 
+//----------------------------------------------------------source definitions------------------------------------------------------------
 
+//returns array of all sources
 server.get("/source", function (inReq, inRes)
 {
     var sql = "SELECT jsonb_agg(defn) source_list FROM tps.srce";
-    Postgres.FirstRow(sql, inRes);
+    Postgres.FirstRow(sql,[], inRes);
 });
+//returns message about status and error description
 server.post("/source", bodyParser.json(), function (inReq, inRes)// remove body parsing, just pass post body to the sql string build
 {
-    var sql = "SELECT x.message FROM tps.srce_set($$" + JSON.stringify(inReq.body) + "$$::jsonb) as x(message)";
+    var sql = "SELECT x.message FROM tps.srce_set($1::jsonb) as x(message)";
-    Postgres.FirstRow(sql, inRes);
+    Postgres.FirstRow(sql,[JSON.stringify(inReq.body)], inRes);
 });
 
-//-------------------------------------------------------------list maps--------------------------------------------------------------------------
+//----------------------------------------------------------regex instractions--------------------------------------------------------------------------
-server.get("/map_list", function (inReq, inRes)
+//list all regex operations
+server.get("/regex", function (inReq, inRes)
 {
     var sql = "SELECT jsonb_agg(regex) regex FROM tps.map_rm";
-    Postgres.FirstRow(sql, inRes);
+    Postgres.FirstRow(sql, [], inRes);
 });
 
+//set one or more map definitions
+server.post("/regex", bodyParser.json(), function (inReq, inRes)
+{
+    var sql = "SELECT x.message FROM tps.srce_map_def_set($1::jsonb) as x(message)";
+    Postgres.FirstRow(sql, [JSON.stringify(inReq.body)], inRes);
+});
+
+//------------------------------------------------------------mappings-------------------------------------------------------------------------------
+
 //list unmapped items flagged to be mapped   ?srce=
 server.get("/unmapped", function (inReq, inRes)
 {
-    var sql = "SELECT jsonb_agg(row_to_json(x)::jsonb) regex FROM tps.report_unmapped_recs('"+ inReq.query.srce + "') x";
+    var sql = "SELECT jsonb_agg(row_to_json(x)::jsonb) regex FROM tps.report_unmapped_recs($1::text) x";
-    Postgres.FirstRow(sql, inRes);
+    Postgres.FirstRow(sql,[inReq.query.srce], inRes);
-});
-
-
-//set one or more map definitions
-server.post("/mapdef_set", bodyParser.json(), function (inReq, inRes)
-{
-    var sql = "SELECT x.message FROM tps.srce_map_def_set($$" + JSON.stringify(inReq.body) + "$$::jsonb) as x(message)";
-    Postgres.FirstRow(sql, inRes);
 });
 
 //add entries to lookup table
-server.post("/mapval_set", bodyParser.json(), function (inReq, inRes)
+server.post("/mapping", bodyParser.json(), function (inReq, inRes)
 {
-    var sql = "SELECT x.message FROM tps.map_rv_set($$" + JSON.stringify( inReq.body) + "$$::jsonb) as x(message)";
+    var sql = "SELECT x.message FROM tps.map_rv_set($1::jsonb) as x(message)";
-    Postgres.FirstRow(sql, inRes);
+    Postgres.FirstRow(sql,[JSON.stringify( inReq.body)], inRes);
 });
 
-/*
-send a csv with powershell:
-wget -uri http://localhost/import  -Method Post -InFile "C:\Users\fleet\Downloads\d.csv"
-bash
-curl -v -F upload=@//mnt/c/Users/fleet/Downloads/d.csv localhost/import
-*/
 
 //-------------------------------------------------------------import data--------------------------------------------------------------------------
 
 server.use("/import", upload.single('upload'), function (inReq, inRes) {
 
-    //console.log(inReq.file);
     console.log("should have gotten file as post body here");
     var csv = inReq.file.buffer.toString('utf8')
-    // create a new converter object
-    //var jobj = csvtojson.fromString(csv).
     //{headers: "true", delimiter: ",", output: "jsonObj", flatKeys: "true"}
     csvtojson({ flatKeys: "true" }).fromString(csv).then(
         (x) => {
-            //console.log(x);
+            var sql = "SELECT x.message FROM tps.srce_import($1, $2::jsonb) as x(message)"
-            //inRes.json(x);
+            console.log(sql);
-
+            Postgres.FirstRow(sql, [inReq.query.srce, JSON.stringify(x)], inRes);
-            //push to db
-            var sql = "SELECT x.message FROM tps.srce_import($$";
-            sql += inReq.query.srce;
-            sql += "$$, $$" 
-            sql += JSON.stringify(x)
-            sql += "$$::jsonb) as x(message)"
-            console.log("sql for insert here");
-            //console.log(sql);
-
-            Postgres.query(sql, (err, res) => {
-
-                //Postgres.end();
-
-                if (err === null) {
-                    inRes.json(res.rows[0]);
-                    Postgres.end();
-                    return;
-                }
-                inRes.json(err.message);
-                //Postgres.end();
-                //handle error
-            }
-        );
         }
-        //const jsonArray = csv().fromFile(csvFilePath);
-        //csvtojson({ output: "csv" }).fromString(csv).then((jsonObj) => { console.log(jsonObj) });
-        //validate the body contents before pushing to sql?
     );
     }
 );
@@ -141,42 +111,36 @@ server.use("/import", upload.single('upload'), function (inReq, inRes) {
 
 server.use("/csv_suggest", upload.single('upload'), function (inReq, inRes) {
 
-    //console.log(inReq.file);
     console.log("should have gotten file as post body here");
     var csv = inReq.file.buffer.toString('utf8')
-    // create a new converter object
-    //var jobj = csvtojson.fromString(csv).
     //{headers: "true", delimiter: ",", output: "jsonObj", flatKeys: "true"}
     csvtojson({ flatKeys: "true" }).fromString(csv).then(
         (x) => {
-            //console.log(x);
-            //inRes.json(x);
-
-            //push to db
             var sug = {};
             for (var key in x[0]) {
+                //test if number
                 if (!isNaN(parseFloat(x[0][key])) && isFinite(x[0][key])) {
+                    //if is a number but leading character is -0- then it's text
                     if (x[0][key].charAt(0) == "0"){
                         sug[key] = "text";
                     }
+                    //if number and leadign character is not 0 then numeric
                     else {
                         sug[key] = "numeric";
                     }
                 } 
+                //if can cast to a date within a hundred years its probably a date
                 else if (Date.parse(x[0][key]) > Date.parse('1950-01-01') && Date.parse(x[0][key]) < Date.parse('2050-01-01')) {
                     sug[key] = "date";
                 }
+                //otherwise its text
                 else {
                     sug[key] = "text";
                 }
             }
             console.log(sug);
             inRes.json(sug);
-            //console.log(sql);
         }
-        //const jsonArray = csv().fromFile(csvFilePath);
-        //csvtojson({ output: "csv" }).fromString(csv).then((jsonObj) => { console.log(jsonObj) });
-        //validate the body contents before pushing to sql?
     );
     }
 );