Initial commit

app/js/module_app_idb.js

@@ -0,0 +1,173 @@
+const os = require('os');
+const path = require('path');
+const fs = require('fs');
+
+const { ipcRenderer } = require('electron');
+
+
+exports.create_load_idb = async function create_load_idb() {
+  
+  return true;
+}
+
+
+exports.idb_to_launcher = async function idb_to_launcher() {
+  //tbl_example.iterate(tbl_check, tbl_check_success, tbl_check_error); //tbl_check(value, key, iteration)
+  //let launcher = new Object();
+  
+  // Look for *events*
+  let tmp_event = [];
+  tbl_event.iterate(function(event_value, key, iteration) {
+    tmp_event.push(event_value);
+  });
+  launcher.event = tmp_event;
+  
+  // Look for *event files*
+  let tmp_event_file = []
+  tbl_event_file.iterate(function(file_value, key, iteration) {
+    //console.log('event id: '+launcher.event[0].id+' -> file_id: '+file_value.id+'for type: '+file_value.for_type+' for id: '+file_value.id);
+    if (file_value.for_type == 'event' && launcher.event[0].id == file_value.for_id) {
+      tmp_event_file.push(file_value);
+    }
+  }).then(function() {
+    console.log('idb_to_launcher: Iterate tbl_event_file complete')
+  });
+  launcher.event_file = tmp_event_file;
+  
+  
+  // Look for *locations*
+  let tmp_event_location = []
+  tbl_event_location.iterate(function(location_value, key, iteration) {
+    tmp_event_location.push(location_value);
+  });
+  launcher.location = tmp_event_location;
+  
+  // Look for *event location files*
+  let tmp_event_location_file = []
+  tbl_event_file.iterate(function(file_value, key, iteration) {
+    if (file_value.for_type == 'location' && launcher.location[0].id == file_value.for_id) {
+      tmp_event_location_file.push(file_value);
+    }
+  });
+  launcher.location_file = tmp_event_location_file;
+  
+  
+  // Look for *sessions*
+  let tmp_event_session = []
+  tbl_event_session.iterate(function(session_value, session_key, session_iteration) {
+    //console.log('session id: '+session_value.id);
+    
+    
+    // Look for *session files*
+    session_value.file = [];
+    tbl_event_file.iterate(function(session_file_value, session_file_key, session_file_iteration) {
+      if (session_file_value.for_type == 'session' && session_value.id == session_file_value.for_id) {
+        //console.log('session id: '+session_value.id+' -> file id: '+session_file_value.id);
+        session_value.file.push(session_file_value)
+        //tmp_event_session_file.push(session_file_value);
+      }
+    });
+    
+    
+    // Look for *presentations per session*
+    session_value.presentation = [];
+    tbl_event_presentation.iterate(function(presentation_value, presentation_key, presentation_iteration) {
+      if (session_value.id == presentation_value.event_session_id) {
+        //console.log('session id: '+session_value.id+' -> presentation id: '+presentation_value.id);
+        
+        
+        // Look for *presentation files*
+        presentation_value.file = [];
+        tbl_event_file.iterate(function(presentation_file_value, presentation_file_key, presentation_file_iteration) {
+          if (presentation_file_value.for_type == 'presentation' && presentation_value.id == presentation_file_value.for_id) {
+            presentation_value.file.push(presentation_file_value);
+          }
+        });
+        
+        
+        // Look for *presenters per presentation*
+        presentation_value.presenter = [];
+        tbl_event_presenter.iterate(function(presenter_value, presenter_key, presenter_iteration) {
+          if (presentation_value.id == presenter_value.event_presentation_id) {
+            //console.log('presentation id: '+presentation_value.id+' -> presenter id: '+presenter_value.id);
+            
+            // Look for *presenter files*
+            presenter_value.file = [];
+            tbl_event_file.iterate(function(presenter_file_value, presenter_file_key, presenter_file_iteration) {
+              if (presenter_file_value.for_type == 'presenter' && presenter_value.id == presenter_file_value.for_id) {
+                presenter_value.file.push(presenter_file_value);
+              }
+            });
+            
+            
+            //NOTE for some reason this is adding duplicate presenters to a session
+            //NOTE is this iterating twice or something???
+            /*
+            tbl_event_file.iterate(function(presenter_file_value, key, iteration) {
+            
+            });
+            */
+            presentation_value.presenter.push(presenter_value);
+          }
+        });
+        
+        //NOTE add in presenters and then presenter's files
+          
+          
+        session_value.presentation.push(presentation_value);
+      }//);
+      
+    });
+    //});
+    
+    tmp_event_session.push(session_value);
+    
+  }).then(function() {
+    console.log('idb_to_launcher: Iterate tbl_event_session complete')
+  });
+  launcher.session = tmp_event_session;
+  
+  /*
+  console.log('v2 idb to launcher object: ***');
+  console.log(launcher);
+  console.log('v2 idb to launcher object: ^^^');
+  */
+  
+  return true;
+}
+
+exports.check_file_cache = async function () {
+  console.log('Checking the local file cache against the remote server.');
+  tbl_event_file.iterate(function(file_value, key, iteration) {
+    if (file_value.event_location_id == event_location_id) {
+      console.log('f: ('+file_value.event_file_id+') '+file_value.event_file_filename+' ***')
+      
+      file_id = file_value.event_file_id; // NOTE: the .id is the hosted_file.id!
+      let filename = file_value.hash_sha256+'.file';
+      
+      save_path = path.join(host_file_cache_path, filename);
+      
+      if (fs.existsSync(save_path)) {
+        console.log('Local file already exists: '+save_path);
+      } else {
+        console.log('File not found locally. Downloading file: '+save_path);
+        let api_endpoint = '/event/file/'+file_id+'/download';
+        ipcRenderer.send('download_file', api_base_url, api_endpoint, api_temporary_token, save_path); // Must download file using main node.js thread.
+      }
+    }
+  });
+  
+  return true;
+}
+
+
+function tbl_check(value, key, iteration) {
+  console.log(value);
+}
+
+function tbl_check_success(result) {
+  console.log(result);
+}
+function tbl_check_error(result) {
+  console.log(result);
+}