TandoorRecipes/vue/src/utils/utils.js

455 lines
16 KiB
JavaScript

/*
* Utility functions to call bootstrap toasts
* */
import {BToast} from 'bootstrap-vue'
import i18n from "@/i18n";
export const ToastMixin = {
methods: {
makeToast: function (title, message, variant = null) {
return makeToast(title, message, variant)
}
}
}
export function makeToast(title, message, variant = null) {
let toaster = new BToast()
toaster.$bvToast.toast(message, {
title: title,
variant: variant,
toaster: 'b-toaster-bottom-right',
solid: true
})
}
export class StandardToasts {
static SUCCESS_CREATE = 'SUCCESS_CREATE'
static SUCCESS_FETCH = 'SUCCESS_FETCH'
static SUCCESS_UPDATE = 'SUCCESS_UPDATE'
static SUCCESS_DELETE = 'SUCCESS_DELETE'
static FAIL_CREATE = 'FAIL_CREATE'
static FAIL_FETCH = 'FAIL_FETCH'
static FAIL_UPDATE = 'FAIL_UPDATE'
static FAIL_DELETE = 'FAIL_DELETE'
static makeStandardToast(toast) {
switch (toast) {
case StandardToasts.SUCCESS_CREATE:
makeToast(i18n.tc('Success'), i18n.tc('success_creating_resource'), 'success')
break;
case StandardToasts.SUCCESS_FETCH:
makeToast(i18n.tc('Success'), i18n.tc('success_fetching_resource'), 'success')
break;
case StandardToasts.SUCCESS_UPDATE:
makeToast(i18n.tc('Success'), i18n.tc('success_updating_resource'), 'success')
break;
case StandardToasts.SUCCESS_DELETE:
makeToast(i18n.tc('Success'), i18n.tc('success_deleting_resource'), 'success')
break;
case StandardToasts.FAIL_CREATE:
makeToast(i18n.tc('Failure'), i18n.tc('err_creating_resource'), 'danger')
break;
case StandardToasts.FAIL_FETCH:
makeToast(i18n.tc('Failure'), i18n.tc('err_fetching_resource'), 'danger')
break;
case StandardToasts.FAIL_UPDATE:
makeToast(i18n.tc('Failure'), i18n.tc('err_updating_resource'), 'danger')
break;
case StandardToasts.FAIL_DELETE:
makeToast(i18n.tc('Failure'), i18n.tc('err_deleting_resource'), 'danger')
break;
}
}
}
/*
* Utility functions to use djangos gettext
* */
export const GettextMixin = {
methods: {
/**
* uses djangos javascript gettext implementation to localize text
* @param {string} param string to translate
*/
_: function (param) {
return djangoGettext(param)
}
}
}
export function djangoGettext(param) {
return window.gettext(param)
}
/*
* Utility function to use djangos named urls
* */
// uses https://github.com/ierror/django-js-reverse#use-the-urls-in-javascript
export const ResolveUrlMixin = {
methods: {
/**
* Returns path of a django named URL
* @param {string} url name of url
* @param {*} params tuple of params to pass to django named url
*/
resolveDjangoUrl: function (url, params = null) {
return resolveDjangoUrl(url, params)
}
}
}
export function resolveDjangoUrl(url, params = null) {
if (params == null) {
return window.Urls[url]()
} else if (typeof(params) != "object") {
return window.Urls[url](params)
} else if (typeof(params) == "object") {
if (params.length === 1) {
return window.Urls[url](params)
} else if (params.length === 2) {
return window.Urls[url](params[0],params[1])
} else if (params.length === 3) {
return window.Urls[url](params[0],params[1],params[2])
}
}
}
/*
* other utilities
* */
export function getUserPreference(pref) {
if(window.USER_PREF === undefined) {
return undefined;
}
return window.USER_PREF[pref]
}
import {frac} from "@/utils/fractions";
export function calculateAmount(amount, factor) {
if (getUserPreference('use_fractions')) {
let return_string = ''
let fraction = frac((amount * factor), 10, true)
if (fraction[0] > 0) {
return_string += fraction[0]
}
if (fraction[1] > 0) {
return_string += ` <sup>${(fraction[1])}</sup>&frasl;<sub>${(fraction[2])}</sub>`
}
return return_string
} else {
return roundDecimals(amount * factor)
}
}
export function roundDecimals(num) {
let decimals = ((getUserPreference('user_fractions')) ? getUserPreference('user_fractions') : 2);
return +(Math.round(num + `e+${decimals}`) + `e-${decimals}`);
}
/*
* Utility functions to use OpenAPIs generically
* */
import {ApiApiFactory} from "@/utils/openapi/api.ts"; // TODO: is it possible to only import inside the Mixin?
import axios from "axios";
axios.defaults.xsrfCookieName = 'csrftoken'
axios.defaults.xsrfHeaderName = "X-CSRFTOKEN"
import { Actions, Models } from './models';
export const ApiMixin = {
data() {
return {
Models: Models,
Actions: Actions
}
},
methods: {
genericAPI: function(model, action, options) {
let setup = getConfig(model, action)
let func = setup.function
let config = setup?.config ?? {}
let params = setup?.params ?? []
let parameters = []
let this_value = undefined
params.forEach(function (item, index) {
if (Array.isArray(item)) {
this_value = {}
// if the value is an array, convert it to a dictionary of key:value
// filtered based on OPTIONS passed
// maybe map/reduce is better?
for (const [k, v] of Object.entries(options)) {
if (item.includes(k)) {
this_value[k] = formatParam(config?.[k], v, options)
}
}
} else {
this_value = formatParam(config?.[item], options?.[item] ?? undefined, options)
}
// if no value is found so far, get the default if it exists
if (this_value === undefined) {
this_value = getDefault(config?.[item], options)
}
parameters.push(this_value)
});
let apiClient = new ApiApiFactory()
return apiClient[func](...parameters)
}
}
}
// /*
// * local functions for ApiMixin
// * */
function formatParam(config, value, options) {
if (config) {
for (const [k, v] of Object.entries(config)) {
switch(k) {
case 'type':
switch(v) {
case 'string':
if (Array.isArray(value)) {
let tmpValue = []
value.forEach(x => tmpValue.push(String(x)))
value = tmpValue
} else if (value !== undefined) {
value = String(value)
}
break;
case 'integer':
if (Array.isArray(value)) {
let tmpValue = []
value.forEach(x => tmpValue.push(parseInt(x)))
value = tmpValue
} else if (value !== undefined) {
value = parseInt(value)
}
break;
}
break;
case 'function':
// needs wrapped in a promise and wait for the called function to complete before moving on
specialCases[v](value, options)
break;
}
}
}
return value
}
function getDefault(config, options) {
let value = undefined
value = config?.default ?? undefined
if (typeof(value) === 'object') {
let condition = false
switch(value.function) {
// CONDITIONAL case requires 4 keys:
// - check: which other OPTIONS key to check against
// - operator: what type of operation to perform
// - true: what value to assign when true
// - false: what value to assign when false
case 'CONDITIONAL':
switch(value.operator) {
case 'not_exist':
condition = (
(!options?.[value.check] ?? undefined)
|| options?.[value.check]?.length == 0
)
if (condition) {
value = value.true
} else {
value = value.false
}
break;
}
break;
}
}
return value
}
function getConfig(model, action) {
let f = action.function
// if not defined partialUpdate will use params from create
if (f === 'partialUpdate' && !model?.[f]?.params) {
model[f] = {'params': [...['id'], ...model.create.params]}
}
let config = {
'name': model.name,
'apiName': model.apiName,
}
// spread operator merges dictionaries - last item in list takes precedence
config = {...config, ...action, ...model.model_type?.[f], ...model?.[f]}
// nested dictionaries are not merged - so merge again on any nested keys
config.config = {...action?.config, ...model.model_type?.[f]?.config, ...model?.[f]?.config}
// look in partialUpdate again if necessary
if (f === 'partialUpdate' && Object.keys(config.config).length === 0) {
config.config = {...model.model_type?.create?.config, ...model?.create?.config}
}
config['function'] = f + config.apiName + (config?.suffix ?? '') // parens are required to force optional chaining to evaluate before concat
return config
}
// /*
// * functions for Generic Modal Forms
// * */
export function getForm(model, action, item1, item2) {
let f = action.function
let config = {...action?.form, ...model.model_type?.[f]?.form, ...model?.[f]?.form}
// if not defined partialUpdate will use form from create
if (f === 'partialUpdate' && Object.keys(config).length == 0) {
config = {...Actions.CREATE?.form, ...model.model_type?.['create']?.form, ...model?.['create']?.form}
config['title'] = {...action?.form_title, ...model.model_type?.[f]?.form_title, ...model?.[f]?.form_title}
}
let form = {'fields': []}
let value = ''
for (const [k, v] of Object.entries(config)) {
if (v?.function){
switch(v.function) {
case 'translate':
value = formTranslate(v, model, item1, item2)
}
} else {
value = v
}
if (value?.form_field) {
value['value'] = item1?.[value?.field] ?? undefined
form.fields.push(
{
...value,
...{
'label': formTranslate(value?.label, model, item1, item2),
'placeholder': formTranslate(value?.placeholder, model, item1, item2)
}
}
)
} else {
form[k] = value
}
}
return form
}
function formTranslate(translate, model, item1, item2) {
if (typeof(translate) !== 'object') {return translate}
let phrase = translate.phrase
let options = {}
let obj = undefined
translate?.params.forEach(function (x, index) {
switch(x.from){
case 'item1':
obj = item1
break;
case 'item2':
obj = item2
break;
case 'model':
obj = model
}
options[x.token] = obj[x.attribute]
})
return i18n.t(phrase, options)
}
// /*
// * Utility functions to use manipulate nested components
// * */
import Vue from 'vue'
export const CardMixin = {
methods: {
findCard: function(id, card_list){
let card_length = card_list?.length ?? 0
if (card_length == 0) {
return false
}
let cards = card_list.filter(obj => obj.id == id)
if (cards.length == 1) {
return cards[0]
} else if (cards.length == 0) {
for (const c of card_list.filter(x => x.show_children == true)) {
cards = this.findCard(id, c.children)
if (cards) {
return cards
}
}
} else {
console.log('something terrible happened')
}
},
destroyCard: function(id, card_list) {
let card = this.findCard(id, card_list)
let p_id = card?.parent ?? undefined
if (p_id) {
let parent = this.findCard(p_id, card_list)
if (parent){
Vue.set(parent, 'numchild', parent.numchild - 1)
if (parent.show_children) {
let idx = parent.children.indexOf(parent.children.find(x => x.id === id))
Vue.delete(parent.children, idx)
}
}
}
return card_list.filter(x => x.id != id)
},
refreshCard: function(obj, card_list){
let target = {}
let idx = undefined
target = this.findCard(obj.id, card_list)
if (target) {
idx = card_list.indexOf(card_list.find(x => x.id === target.id))
Vue.set(card_list, idx, obj)
}
if (target?.parent) {
let parent = this.findCard(target.parent, card_list)
if (parent) {
if (parent.show_children){
idx = parent.children.indexOf(parent.children.find(x => x.id === target.id))
Vue.set(parent.children, idx, obj)
}
}
}
},
}
}
const specialCases = {
handleSuperMarketCategory: function(updatedRelationships, supermarket) {
let API = ApiMixin.methods.genericAPI
if (updatedRelationships.length === 0) {
return
}
// get current relationship mappings
API(Models.SUPERMARKET, Actions.FETCH, {'id': supermarket.id}).then((result) => {
let currentRelationships = result.data.category_to_supermarket
let removed = currentRelationships.map(x => x.id).filter(x => !updatedRelationships.map(x => x.id).includes(x))
removed.forEach(x => {
API(Models.SHOPPING_CATEGORY_RELATION, Actions.DELETE, {'id': x})//.then((result)=> console.log('delete', result))
})
let item = {'supermarket': supermarket.id}
updatedRelationships.forEach(x => {
item.order = x.order
item.category = {'id': x.category.id, 'name': x.category.name}
if (x.id) {
item.id = x.id
API(Models.SHOPPING_CATEGORY_RELATION, Actions.UPDATE, item)//.then((result)=> console.log('update', result))
} else {
API(Models.SHOPPING_CATEGORY_RELATION, Actions.CREATE, item)//.then((result)=> console.log('create', result))
}
})
})
}
}