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Functions to use firebase cloud firestore and realtime database like CRUD (Create Read Update Delete)

Functions (Now using firebase-admin)

Cloud Firestore

initialize(serviceAccount, databaseURL)

To initialize the database with service account json

Params:

• serviceAccount {object} service account json
• databaseURL {string} the url of the realtime database default value = ""

insert(table, value)

To insert new objects to the db

If the collection doesn't exist, it will be created, the Id is generated by firestore

Params:

• table {string} the collection path ex: "users"
• value {object} the object to save ex: { user: "sito"}

hardIsert(table, value)

To insert an object to the db with a specific id

If the collection doesn't exist, it will be created

Params:

• table {string} the collection path ex: "users"
• value {object} the object to save ex: { user: "sito", id:"myId"}

update(table, key, value)

To update an element Params:

• table {string} the collection path ex: "users"
• key {any} the query to find the element ex: ["id", "equal", "sito"]
• value {object} the object to save ex: { user: "sito"}

See firestore queries structure

getValue(table, rQuery)

To fetch a single value from db Params:

• table {string} the collection path ex: "users"
• rQuery {any} the query to find the element ex: ["id", "equal", "sito"] or [["id", "equal", "sito"],["has", "name"]]

getTable(table, rQuery, page, count)

To fetch a entire collection Params:

• table {string} the collection path ex: "users"
• rQuery {any} the query to find the element ex: ["id", "equal", "sito"] or [["id", "equal", "sito"],["has", "name"]]
• page {number} to begin at page position
• count {number} count of items to obtain (max: 10000)

deleteDocuments(table, documents)

To erase elements from a collection Params:

• table {string} the collection path ex: "users"
• documents {string[]} array with the list of ids

deleteCollection(table)

To clean a entire collection Params:

• table {string} the collection path ex: "users"

Realtime database

writeRealtime(path, data)

To set a value Params:

• path {string} the path to set or update
• data {object} the data to save

readRealtime(path)

To read a value Params:

• path {string} the path to read

deleteRealtime(path)

To remove a value Params:

• path {string} the path to remove