✨ Use custom localization system

nest_frontend/App.js

@@ -5,6 +5,7 @@ import GlobalTheme from "./components/providers/GlobalTheme"
 import GlobalServer from "./components/providers/GlobalServer"
 import GlobalUser from "./components/providers/GlobalUser"
 import PageSwitcher from "./PageSwitcher"
+import GlobalLanguage from "./components/providers/GlobalLanguage"
 
 
 /**
@@ -15,6 +16,7 @@ import PageSwitcher from "./PageSwitcher"
  */
 export default function App() {
     return (
+        <GlobalLanguage>
             <GlobalServer>
                 <GlobalUser>
                     <GlobalTheme>
@@ -26,5 +28,6 @@ export default function App() {
                     </GlobalTheme>
                 </GlobalUser>
             </GlobalServer>
+        </GlobalLanguage>
     )
 }

nest_frontend/LocalizationStrings.js

@@ -1,6 +1,3 @@
-import LocalizedStrings from "react-localization"
-
-
 /**
  * All strings contained in the app should be present in this dict.
  *
@@ -12,7 +9,7 @@ import LocalizedStrings from "react-localization"
  * "{number} km radius"
  * ```
  */
-export default new LocalizedStrings({
+export default {
     // 🇮🇹
     it: {
         appName: "N.E.S.T.",
@@ -214,5 +211,4 @@ export default new LocalizedStrings({
         admin: "Ylläpitäjä",
         user: "Käyttäjä",
     }
-})
+}
-

nest_frontend/components/interactive/BoxConditionDatetime.js

@@ -1,4 +1,4 @@
-import React, { useState } from "react"
+import React, { useContext, useState } from "react"
 import BoxFull from "../base/BoxFull"
 import { FontAwesomeIcon } from "@fortawesome/react-fontawesome"
 import { faClock, faPlus } from "@fortawesome/free-solid-svg-icons"
@@ -10,7 +10,7 @@ import useRepositoryEditor from "../../hooks/useRepositoryEditor"
 import ButtonToggleBeforeAfter from "./ButtonToggleBeforeAfter"
 import Condition from "../../utils/Condition"
 import convertToLocalISODate from "../../utils/convertToLocalISODate"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 const INVALID_USER_CHARACTERS = /[^0-9TZ:+-]/g
@@ -28,6 +28,7 @@ export default function BoxConditionDatetime({ ...props }) {
     const [datetime, setDatetime] = useState("")
     const [ba, setBa] = useState(false)
     const { addCondition } = useRepositoryEditor()
+    const {strings} = useContext(ContextLanguage)
 
     const onInputChange = event => {
         let text = event.target.value
@@ -54,11 +55,11 @@ export default function BoxConditionDatetime({ ...props }) {
         <BoxFull
             header={
                 <span>
-                    {Localization.searchBy}
+                    {strings.searchBy}
                     &nbsp;
                     <FontAwesomeIcon icon={faClock}/>
                     &nbsp;
-                    {Localization.byTimePeriod}
+                    {strings.byTimePeriod}
                 </span>
             }
             {...props}

nest_frontend/components/interactive/BoxConditionHashtag.js

@@ -1,4 +1,4 @@
-import React, { useState } from "react"
+import React, { useContext, useState } from "react"
 import BoxFull from "../base/BoxFull"
 import { FontAwesomeIcon } from "@fortawesome/react-fontawesome"
 import { faHashtag, faPlus } from "@fortawesome/free-solid-svg-icons"
@@ -8,7 +8,7 @@ import Style from "./BoxConditionHashtag.module.css"
 import ButtonIconOnly from "../base/ButtonIconOnly"
 import useRepositoryEditor from "../../hooks/useRepositoryEditor"
 import Condition from "../../utils/Condition"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 // Official hashtag regex from https://stackoverflow.com/a/22490853/4334568
 // noinspection RegExpAnonymousGroup,LongLine
@@ -26,6 +26,7 @@ const INVALID_HASHTAG_CHARACTERS = /([^a-z0-9_\u00c0-\u00d6\u00d8-\u00f6\u00f8-\
 export default function BoxConditionHashtag({ ...props }) {
     const [hashtag, setHashtag] = useState("")
     const { addCondition } = useRepositoryEditor()
+    const {strings} = useContext(ContextLanguage)
 
     const onInputChange = event => {
         let text = event.target.value
@@ -45,11 +46,11 @@ export default function BoxConditionHashtag({ ...props }) {
         <BoxFull
             header={
                 <span>
-                    {Localization.searchBy}
+                    {strings.searchBy}
                     &nbsp;
                     <FontAwesomeIcon icon={faHashtag}/>
                     &nbsp;
-                    {Localization.byHashtag}
+                    {strings.byHashtag}
                 </span>
             }
             {...props}

nest_frontend/components/interactive/BoxConditionMap.js

@@ -1,4 +1,4 @@
-import React, { useCallback, useEffect, useState } from "react"
+import React, { useCallback, useContext, useEffect, useState } from "react"
 import BoxFull from "../base/BoxFull"
 import { FontAwesomeIcon } from "@fortawesome/react-fontawesome"
 import { faAt, faMapPin, faPlus } from "@fortawesome/free-solid-svg-icons"
@@ -7,7 +7,7 @@ import ButtonIconOnly from "../base/ButtonIconOnly"
 import { MapContainer, TileLayer } from "react-leaflet"
 import useRepositoryEditor from "../../hooks/useRepositoryEditor"
 import Condition from "../../utils/Condition"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 const STARTING_POSITION = { lat: 41.89309, lng: 12.48289 }
@@ -54,6 +54,7 @@ export default function BoxConditionMap({ ...props }) {
     const [zoom, setZoom] = useState(STARTING_ZOOM)
     const [map, setMap] = useState(null)
     const { addCondition } = useRepositoryEditor()
+    const {strings} = useContext(ContextLanguage)
 
     const onMove = useCallback(
         () => {
@@ -101,11 +102,11 @@ export default function BoxConditionMap({ ...props }) {
         <BoxFull
             header={
                 <span>
-                    {Localization.searchBy}
+                    {strings.searchBy}
                     &nbsp;
                     <FontAwesomeIcon icon={faMapPin}/>
                     &nbsp;
-                    {Localization.byZone}
+                    {strings.byZone}
                 </span>
             }
             childrenClassName={Style.BoxConditionMapContents}

nest_frontend/components/interactive/BoxConditionUser.js

@@ -1,4 +1,4 @@
-import React, { useState } from "react"
+import React, { useContext, useState } from "react"
 import BoxFull from "../base/BoxFull"
 import { FontAwesomeIcon } from "@fortawesome/react-fontawesome"
 import { faAt, faPlus } from "@fortawesome/free-solid-svg-icons"
@@ -8,7 +8,7 @@ import Style from "./BoxConditionUser.module.css"
 import ButtonIconOnly from "../base/ButtonIconOnly"
 import useRepositoryEditor from "../../hooks/useRepositoryEditor"
 import Condition from "../../utils/Condition"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 const INVALID_USER_CHARACTERS = /[^a-zA-Z0-9]/g
@@ -25,6 +25,7 @@ const INVALID_USER_CHARACTERS = /[^a-zA-Z0-9]/g
 export default function BoxConditionUser({ ...props }) {
     const [user, setUser] = useState("")
     const { addCondition } = useRepositoryEditor()
+    const {strings} = useContext(ContextLanguage)
 
     const onInputChange = event => {
         let text = event.target.value
@@ -44,11 +45,11 @@ export default function BoxConditionUser({ ...props }) {
         <BoxFull
             header={
                 <span>
-                    {Localization.searchBy}
+                    {strings.searchBy}
                     &nbsp;
                     <FontAwesomeIcon icon={faAt}/>
                     &nbsp;
-                    {Localization.byUser}
+                    {strings.byUser}
                 </span>
             }
             {...props}

nest_frontend/components/interactive/BoxConditions.js

@@ -1,8 +1,8 @@
-import React from "react"
+import React, { useContext } from "react"
 import BoxFull from "../base/BoxFull"
 import ConditionBadge from "./ConditionBadge"
 import useRepositoryEditor from "../../hooks/useRepositoryEditor"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 /**
@@ -14,11 +14,12 @@ import Localization from "../../Localization"
  */
 export default function BoxConditions({ ...props }) {
     const { conditions } = useRepositoryEditor()
+    const {strings} = useContext(ContextLanguage)
 
     const badges = conditions.map((cond, pos) => <ConditionBadge key={pos} {...cond}/>)
 
     return (
-        <BoxFull header={Localization.conditions} {...props}>
+        <BoxFull header={strings.conditions} {...props}>
             {badges}
         </BoxFull>
     )

nest_frontend/components/interactive/BoxLoggedIn.js

@@ -7,7 +7,7 @@ import ContextUser from "../../contexts/ContextUser"
 import { useHistory } from "react-router"
 import Style from "./BoxLoggedIn.module.css"
 import CurrentServer from "./CurrentServer"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 /**
@@ -20,12 +20,13 @@ import Localization from "../../Localization"
 export default function BoxLoggedIn({ ...props }) {
     const { logout } = useContext(ContextUser)
     const history = useHistory()
+    const {strings} = useContext(ContextLanguage)
 
     return (
-        <BoxFull header={Localization.loggedInTitle} {...props}>
+        <BoxFull header={strings.loggedInTitle} {...props}>
             <div className={Style.BoxLoggedInContents}>
                 <div>
-                    {Localization.loggedInOn} <CurrentServer/> {Localization.loggedInAs} <LoggedInUser/>.
+                    {strings.loggedInOn} <CurrentServer/> {strings.loggedInAs} <LoggedInUser/>.
                 </div>
                 <div>
                     <Button
@@ -33,7 +34,7 @@ export default function BoxLoggedIn({ ...props }) {
                         logout()
                         history.push("/login")
                     }} icon={faSignOutAlt}
-                    >{Localization.logout}</Button>
+                    >{strings.logout}</Button>
                 </div>
             </div>
         </BoxFull>

nest_frontend/components/interactive/BoxLogin.js

@@ -8,7 +8,7 @@ import FormButton from "../base/formparts/FormButton"
 import ContextUser from "../../contexts/ContextUser"
 import { useHistory } from "react-router"
 import FormAlert from "../base/formparts/FormAlert"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 /**
@@ -25,6 +25,7 @@ export default function BoxLogin({ ...props }) {
     const [error, setError] = useState(null)
     const { login } = useContext(ContextUser)
     const history = useHistory()
+    const {strings} = useContext(ContextLanguage)
 
     const doLogin = async () => {
         if(working) {
@@ -45,9 +46,9 @@ export default function BoxLogin({ ...props }) {
     }
 
     return (
-        <BoxFull header={Localization.login} {...props}>
+        <BoxFull header={strings.login} {...props}>
             <FormLabelled>
-                <FormLabel text={Localization.email} htmlFor={"login-email"}>
+                <FormLabel text={strings.email} htmlFor={"login-email"}>
                     <InputWithIcon
                         id={"login-email"}
                         name={"login-email"}
@@ -57,7 +58,7 @@ export default function BoxLogin({ ...props }) {
                         icon={faEnvelope}
                     />
                 </FormLabel>
-                <FormLabel text={Localization.passwd} htmlFor={"login-password"}>
+                <FormLabel text={strings.passwd} htmlFor={"login-password"}>
                     <InputWithIcon
                         id={"login-password"}
                         name={"login-password"}
@@ -78,7 +79,7 @@ export default function BoxLogin({ ...props }) {
                     color={"Green"}
                     disabled={working}
                 >
-                    {Localization.login}
+                    {strings.login}
                 </FormButton>
             </FormLabelled>
         </BoxFull>

nest_frontend/components/interactive/BoxRepositoriesActive.js

@@ -4,7 +4,7 @@ import { faFolderOpen } from "@fortawesome/free-solid-svg-icons"
 import ContextUser from "../../contexts/ContextUser"
 import Loading from "../base/Loading"
 import BoxFullScrollable from "../base/BoxFullScrollable"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 /**
  * A {@link BoxFull} listing all the user's active repositories.
@@ -25,13 +25,14 @@ export default function BoxRepositoriesActive({
                                                   ...props
                                               }) {
     const { user } = useContext(ContextUser)
+    const {strings} = useContext(ContextLanguage)
 
     let contents
     if(repositories === null) {
         contents = <Loading/>
     }
     else if(repositories.length === 0) {
-        contents = <i>{Localization.emptyMenu}.</i>
+        contents = <i>{strings.emptyMenu}.</i>
     }
     else {
         contents = repositories.map(repo => (
@@ -50,7 +51,7 @@ export default function BoxRepositoriesActive({
     }
 
     return (
-        <BoxFullScrollable header={Localization.menuActive} {...props}>
+        <BoxFullScrollable header={strings.menuActive} {...props}>
             {contents}
         </BoxFullScrollable>
     )

nest_frontend/components/interactive/BoxRepositoriesArchived.js

@@ -4,7 +4,7 @@ import { faFolderOpen } from "@fortawesome/free-solid-svg-icons"
 import ContextUser from "../../contexts/ContextUser"
 import Loading from "../base/Loading"
 import BoxFullScrollable from "../base/BoxFullScrollable"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 /**
@@ -26,13 +26,14 @@ export default function BoxRepositoriesArchived({
                                                     ...props
                                                 }) {
     const { user } = useContext(ContextUser)
+    const {strings} = useContext(ContextLanguage)
 
     let contents
     if(repositories === null) {
         contents = <Loading/>
     }
     else if(repositories.length === 0) {
-        contents = <i>{Localization.emptyMenu}.</i>
+        contents = <i>{strings.emptyMenu}.</i>
     }
     else {
         contents = repositories.map(repo => (
@@ -51,7 +52,7 @@ export default function BoxRepositoriesArchived({
     }
 
     return (
-        <BoxFullScrollable header={Localization.menuArchived} {...props}>
+        <BoxFullScrollable header={strings.menuArchived} {...props}>
             {contents}
         </BoxFullScrollable>
     )

nest_frontend/components/interactive/BoxRepositoryCreate.js

@@ -1,4 +1,4 @@
-import React from "react"
+import React, { useContext } from "react"
 import BoxFull from "../base/BoxFull"
 import FormLabelled from "../base/FormLabelled"
 import FormLabel from "../base/formparts/FormLabel"
@@ -10,7 +10,7 @@ import useRepositoryEditor from "../../hooks/useRepositoryEditor"
 import FormAlert from "../base/formparts/FormAlert"
 import goToOnSuccess from "../../utils/goToOnSuccess"
 import { useHistory } from "react-router"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 /**
@@ -34,16 +34,17 @@ export default function BoxRepositoryCreate({ running, ...props }) {
     } = useRepositoryEditor()
 
     const history = useHistory()
+    const {strings} = useContext(ContextLanguage)
 
     return (
-        <BoxFull header={Localization.createRepo} {...props}>
+        <BoxFull header={strings.createRepo} {...props}>
             <FormLabelled
                 onSubmit={e => {
                     e.preventDefault()
                     save()
                 }}
             >
-                <FormLabel htmlFor={"repo-name"} text={Localization.repoName}>
+                <FormLabel htmlFor={"repo-name"} text={strings.repoName}>
                     <InputWithIcon
                         id={"repo-name"}
                         icon={faFolder}
@@ -51,14 +52,14 @@ export default function BoxRepositoryCreate({ running, ...props }) {
                         onChange={e => setName(e.target.value)}
                     />
                 </FormLabel>
-                <FormLabel htmlFor={"filter-mode"} text={Localization.request}>
+                <FormLabel htmlFor={"filter-mode"} text={strings.request}>
                     <label>
                         <Radio
                             name={"filter-mode"}
                             onChange={() => setEvaluationMode(0)}
                             checked={evaluationMode === 0}
                         />
-                        {Localization.filterOR}
+                        {strings.filterOR}
                     </label>
                     &nbsp;
                     <label>
@@ -67,7 +68,7 @@ export default function BoxRepositoryCreate({ running, ...props }) {
                             onChange={() => setEvaluationMode(1)}
                             checked={evaluationMode === 1}
                         />
-                        {Localization.filterAND}
+                        {strings.filterAND}
                     </label>
                 </FormLabel>
                 {error ?
@@ -84,7 +85,7 @@ export default function BoxRepositoryCreate({ running, ...props }) {
                          onClick={() => revert()}
                          disabled={running}
                      >
-                         {Localization.rollback}
+                         {strings.rollback}
                      </Button>
                      <Button
                          style={{ "gridColumn": "2" }}
@@ -93,7 +94,7 @@ export default function BoxRepositoryCreate({ running, ...props }) {
                          onClick={_ => goToOnSuccess(save, history, "/repositories")()}
                          disabled={running}
                      >
-                         {Localization.save}
+                         {strings.save}
                      </Button>
                  </>
                     :
@@ -104,7 +105,7 @@ export default function BoxRepositoryCreate({ running, ...props }) {
                      onClick={_ => goToOnSuccess(save, history, "/repositories")()}
                      disabled={running}
                  >
-                     {Localization.createRepo}
+                     {strings.createRepo}
                  </Button>
                 }
 

nest_frontend/components/interactive/BoxSetServer.js

@@ -5,7 +5,7 @@ import FormLabel from "../base/formparts/FormLabel"
 import InputWithIcon from "../base/InputWithIcon"
 import { faGlobe } from "@fortawesome/free-solid-svg-icons"
 import ContextServer from "../../contexts/ContextServer"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 /**
@@ -17,11 +17,12 @@ import Localization from "../../Localization"
  */
 export default function BoxSetServer({ ...props }) {
     const { server, setServer } = useContext(ContextServer)
+    const {strings} = useContext(ContextLanguage)
 
     return (
-        <BoxFull header={Localization.server} {...props}>
+        <BoxFull header={strings.server} {...props}>
             <FormLabelled>
-                <FormLabel text={Localization.baseURL} htmlFor={"set-server-base-url"}>
+                <FormLabel text={strings.baseURL} htmlFor={"set-server-base-url"}>
                     <InputWithIcon
                         id={"set-server-base-url"}
                         type={"url"}

nest_frontend/components/interactive/BoxUserCreate.js

@@ -1,4 +1,4 @@
-import React, { useCallback, useState } from "react"
+import React, { useCallback, useContext, useState } from "react"
 import FormLabelled from "../base/FormLabelled"
 import FormLabel from "../base/formparts/FormLabel"
 import InputWithIcon from "../base/InputWithIcon"
@@ -6,7 +6,7 @@ import { faEnvelope, faKey, faPlus, faUser } from "@fortawesome/free-solid-svg-i
 import FormButton from "../base/formparts/FormButton"
 import BoxFull from "../base/BoxFull"
 import FormAlert from "../base/formparts/FormAlert"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 export default function BoxUserCreate({ createUser, running, ...props }) {
@@ -14,6 +14,7 @@ export default function BoxUserCreate({ createUser, running, ...props }) {
     const [email, setEmail] = useState("")
     const [password, setPassword] = useState("")
     const [error, setError] = useState(undefined)
+    const {strings} = useContext(ContextLanguage)
 
     const onButtonClick = useCallback(
         async () => {
@@ -28,9 +29,9 @@ export default function BoxUserCreate({ createUser, running, ...props }) {
     )
 
     return (
-        <BoxFull header={Localization.userCreate} {...props}>
+        <BoxFull header={strings.userCreate} {...props}>
             <FormLabelled>
-                <FormLabel text={Localization.userName}>
+                <FormLabel text={strings.userName}>
                     <InputWithIcon
                         icon={faUser}
                         type={"text"}
@@ -38,7 +39,7 @@ export default function BoxUserCreate({ createUser, running, ...props }) {
                         onChange={event => setUsername(event.target.value)}
                     />
                 </FormLabel>
-                <FormLabel text={Localization.email}>
+                <FormLabel text={strings.email}>
                     <InputWithIcon
                         icon={faEnvelope}
                         type={"text"}
@@ -46,7 +47,7 @@ export default function BoxUserCreate({ createUser, running, ...props }) {
                         onChange={event => setEmail(event.target.value)}
                     />
                 </FormLabel>
-                <FormLabel text={Localization.passwd}>
+                <FormLabel text={strings.passwd}>
                     <InputWithIcon
                         icon={faKey}
                         type={"password"}
@@ -65,7 +66,7 @@ export default function BoxUserCreate({ createUser, running, ...props }) {
                     onClick={onButtonClick}
                     disabled={running}
                 >
-                    {Localization.create}
+                    {strings.create}
                 </FormButton>
             </FormLabelled>
         </BoxFull>

nest_frontend/components/interactive/BoxUserList.js

@@ -1,11 +1,13 @@
-import React from "react"
+import React, { useContext } from "react"
 import Loading from "../base/Loading"
 import BoxFullScrollable from "../base/BoxFullScrollable"
 import SummaryUser from "./SummaryUser"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 export default function BoxUserList({ users, destroyUser, running, ...props }) {
+    const {strings} = useContext(ContextLanguage)
+
     let contents
     if(users === null) {
         contents = <Loading/>
@@ -16,7 +18,7 @@ export default function BoxUserList({ users, destroyUser, running, ...props }) {
     }
 
     return (
-        <BoxFullScrollable header={Localization.userList} {...props}>
+        <BoxFullScrollable header={strings.userList} {...props}>
             {contents}
         </BoxFullScrollable>
     )

nest_frontend/components/interactive/BoxWordcloud.js

@@ -1,7 +1,7 @@
-import React from "react"
+import React, { useContext } from "react"
 import BoxFull from "../base/BoxFull"
 import ReactWordcloud from "@steffo/nest-react-wordcloud"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 /**
@@ -13,8 +13,10 @@ import Localization from "../../Localization"
  * @constructor
  */
 export default function BoxWordcloud({ words, props }) {
+    const {strings} = useContext(ContextLanguage)
+
     return (
-        <BoxFull header={Localization.wordcloud} {...props}>
+        <BoxFull header={strings.wordcloud} {...props}>
             <div style={{"width": "100%", "height": "100%"}}>
                 <ReactWordcloud
                     options={{

nest_frontend/components/interactive/ButtonToggleBeforeAfter.js

@@ -1,12 +1,13 @@
-import React, { useState } from "react"
+import React, { useContext, useState } from "react"
 import Style from "./ButtonToggleBeforeAfter.module.css"
 import classNames from "classnames"
 import Button from "../base/Button"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 export default function ButtonToggleBeforeAfter({ onUpdate, className, ...props }) {
     const [value, setValue] = useState(false)
+    const {strings} = useContext(ContextLanguage)
 
     const onButtonClick = () => {
         onUpdate(!value)
@@ -20,7 +21,7 @@ export default function ButtonToggleBeforeAfter({ onUpdate, className, ...props
             onClick={onButtonClick}
             {...props}
         >
-            {value ? Localization.timeBefore : Localization.timeAfter}
+            {value ? strings.timeBefore : strings.timeAfter}
         </Button>
     )
 }

nest_frontend/components/interactive/LoggedInUser.js

@@ -2,7 +2,7 @@ import React, { useContext } from "react"
 import { FontAwesomeIcon } from "@fortawesome/react-fontawesome"
 import { faUser } from "@fortawesome/free-solid-svg-icons"
 import ContextUser from "../../contexts/ContextUser"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 /**
@@ -14,11 +14,12 @@ import Localization from "../../Localization"
  */
 export default function LoggedInUser({ ...props }) {
     const { user } = useContext(ContextUser)
+    const {strings} = useContext(ContextLanguage)
 
     if(!user) {
         return (
             <i {...props}>
-                {Localization.notLoggedIn}
+                {strings.notLoggedIn}
             </i>
         )
     }

nest_frontend/components/interactive/Logo.js

@@ -4,7 +4,7 @@ import LogoDark from "../../media/LogoDark.png"
 import LogoLight from "../../media/LogoLight.png"
 import ContextTheme from "../../contexts/ContextTheme"
 import classNames from "classnames"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 /**
@@ -18,9 +18,8 @@ import Localization from "../../Localization"
  * @constructor
  */
 export default function Logo({ className, ...props }) {
-    // I have no idea why IntelliJ is complaining about this line
-    // It's perfectly fine!
     const { theme } = useContext(ContextTheme)
+    const {strings} = useContext(ContextLanguage)
 
     let logo
     if(theme === "ThemeDark") {
@@ -37,8 +36,8 @@ export default function Logo({ className, ...props }) {
         <img
             src={logo}
             className={classNames(Style.Logo, className)}
-            alt={Localization.appName}
+            alt={strings.appName}
-            title={Localization.appFullName}
+            title={strings.appFullName}
             {...props}
         />
     )

nest_frontend/components/interactive/SelectLanguage.js

@@ -1,6 +1,6 @@
-import React, { useState } from "react"
+import React, { useContext } from "react"
 import Select from "../base/Select"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 /**
@@ -12,17 +12,10 @@ import Localization from "../../Localization"
  * @constructor
  */
 export default function SelectLanguage({ ...props }) {
-    const [_language, _setLanguage] = useState(Localization.getLanguage())
+    const {strings, lang, setLang} = useContext(ContextLanguage)
-
-    const setLanguage = event => {
-        const language = event.target.value
-        console.info("Changing language to: ", language)
-        Localization.setLanguage(language)
-        _setLanguage(language)
-    }
 
     return (
-        <Select value={_language} onChange={setLanguage} {...props}>
+        <Select value={lang} onChange={event => setLang(event.target.value)} {...props}>
             <option value={"it"}>🇮🇹 Italiano</option>
             <option value={"en"}>🇬🇧 English</option>
             <option value={"fi"}>🇫🇮 Suomi</option>

nest_frontend/components/interactive/SelectTheme.js

@@ -1,7 +1,7 @@
 import React, { useContext } from "react"
 import Select from "../base/Select"
 import ContextTheme from "../../contexts/ContextTheme"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 /**
@@ -14,11 +14,12 @@ import Localization from "../../Localization"
  */
 export default function SelectTheme({ ...props }) {
     const { theme, setTheme } = useContext(ContextTheme)
+    const {strings} = useContext(ContextLanguage)
 
     return (
         <Select value={theme} onChange={e => setTheme(e.target.value)} {...props}>
-            <option value={"ThemeDark"}>{Localization.darkMode}</option>
+            <option value={"ThemeDark"}>{strings.darkMode}</option>
-            <option value={"ThemeLight"}>{Localization.lightMode}</option>
+            <option value={"ThemeLight"}>{strings.lightMode}</option>
         </Select>
     )
 }

nest_frontend/components/interactive/Sidebar.js

@@ -12,7 +12,7 @@ import {
     faUserCog,
 } from "@fortawesome/free-solid-svg-icons"
 import ContextUser from "../../contexts/ContextUser"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 /**
@@ -26,6 +26,7 @@ import Localization from "../../Localization"
  */
 export default function Sidebar({ className, ...props }) {
     const { user } = useContext(ContextUser)
+    const {strings} = useContext(ContextLanguage)
 
     return (
         <aside className={classNames(Style.Sidebar, className)} {...props}>
@@ -33,20 +34,20 @@ export default function Sidebar({ className, ...props }) {
             {
                 user ?
                 <>
-                    <ButtonSidebar to={"/dashboard"} icon={faHome}>{Localization.dashboard}</ButtonSidebar>
+                    <ButtonSidebar to={"/dashboard"} icon={faHome}>{strings.dashboard}</ButtonSidebar>
-                    <ButtonSidebar to={"/repositories"} icon={faFolder}>{Localization.repositories}</ButtonSidebar>
+                    <ButtonSidebar to={"/repositories"} icon={faFolder}>{strings.repositories}</ButtonSidebar>
-                    <ButtonSidebar to={"/alerts"} icon={faExclamationTriangle}>{Localization.alerts}</ButtonSidebar>
+                    <ButtonSidebar to={"/alerts"} icon={faExclamationTriangle}>{strings.alerts}</ButtonSidebar>
-                    <ButtonSidebar to={"/settings"} icon={faCog}>{Localization.settings}</ButtonSidebar>
+                    <ButtonSidebar to={"/settings"} icon={faCog}>{strings.settings}</ButtonSidebar>
                 </>
                      :
                 <>
-                    <ButtonSidebar to={"/login"} icon={faKey}>{Localization.login}</ButtonSidebar>
+                    <ButtonSidebar to={"/login"} icon={faKey}>{strings.login}</ButtonSidebar>
                 </>
             }
             {
                 user && user.isAdmin ?
                 <>
-                    <ButtonSidebar to={"/users"} icon={faUserCog}>{Localization.users}</ButtonSidebar>
+                    <ButtonSidebar to={"/users"} icon={faUserCog}>{strings.users}</ButtonSidebar>
                 </>
                                      :
                 null

nest_frontend/components/interactive/SummaryRepository.js

@@ -1,9 +1,9 @@
-import React from "react"
+import React, { useContext } from "react"
 import Button from "../base/Button"
 import { faArchive, faFolder, faFolderOpen, faPencilAlt, faTrash } from "@fortawesome/free-solid-svg-icons"
 import { useHistory } from "react-router"
 import Summary from "../base/Summary"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 /**
@@ -26,6 +26,7 @@ export default function SummaryRepository(
     { repo, refresh, canDelete, deleteSelf, canEdit, canArchive, archiveSelf, running, className, ...props },
 ) {
     const history = useHistory()
+    const {strings} = useContext(ContextLanguage)
 
     const onRepoClick = () => {
         history.push(`/repositories/${repo.id}`)
@@ -43,7 +44,7 @@ export default function SummaryRepository(
              onClick={deleteSelf}
              disabled={running}
          >
-             {Localization.delete}
+             {strings.delete}
          </Button>
                    : null}
         {canEdit ?
@@ -53,7 +54,7 @@ export default function SummaryRepository(
              onClick={onEditClick}
              disabled={running}
          >
-             {Localization.Edit}
+             {strings.edit}
          </Button>
                  : null}
         {canArchive ?
@@ -63,7 +64,7 @@ export default function SummaryRepository(
              onClick={archiveSelf}
              disabled={running}
          >
-             {Localization.achive}
+             {strings.archive}
          </Button>
                     : null}
     </>
@@ -74,9 +75,9 @@ export default function SummaryRepository(
             title={repo.name}
             subtitle={repo.owner ? repo.owner.username : null}
             onClick={onRepoClick}
-            upperLabel={Localization.created}
+            upperLabel={strings.created}
             upperValue={repo.start ? new Date(repo.start).toLocaleString() : null}
-            lowerLabel={Localization.archived}
+            lowerLabel={strings.archived}
             lowerValue={repo.end ? new Date(repo.end).toLocaleString() : null}
             buttons={buttons}
             {...props}

nest_frontend/components/interactive/SummaryUser.js

@@ -3,11 +3,12 @@ import Summary from "../base/Summary"
 import { faStar, faTrash, faUser } from "@fortawesome/free-solid-svg-icons"
 import Button from "../base/Button"
 import ContextUser from "../../contexts/ContextUser"
-import Localization from "../../Localization"
+import ContextLanguage from "../../contexts/ContextLanguage"
 
 
 export default function SummaryUser({ user, destroyUser, running, ...props }) {
     const { user: loggedUser } = useContext(ContextUser)
+    const {strings} = useContext(ContextLanguage)
 
     const buttons = <>
         {loggedUser.email !== user.email ?
@@ -21,7 +22,7 @@ export default function SummaryUser({ user, destroyUser, running, ...props }) {
              }}
              disabled={running}
          >
-             {Localization.delete}
+             {strings.delete}
          </Button>
                                          : null}
     </>
@@ -31,8 +32,8 @@ export default function SummaryUser({ user, destroyUser, running, ...props }) {
             icon={user.isAdmin ? faStar : faUser}
             title={user.username}
             subtitle={user.email}
-            upperLabel={Localization.type}
+            upperLabel={strings.type}
-            upperValue={user.isAdmin ? Localization.admin : Localization.user}
+            upperValue={user.isAdmin ? strings.admin : strings.user}
             buttons={buttons}
             {...props}
         />

nest_frontend/components/providers/GlobalLanguage.js

@@ -0,0 +1,26 @@
+import React  from "react"
+import useLocalStorageState from "../../hooks/useLocalStorageState"
+import ContextLanguage from "../../contexts/ContextLanguage"
+import LocalizationStrings from "../../LocalizationStrings"
+
+
+/**
+ * Provides {@link ContextLanguage} to all contained elements.
+ *
+ * Defaults to using Italian.
+ *
+ * @param children
+ * @returns {JSX.Element}
+ * @constructor
+ */
+export default function GlobalLanguage({ children }) {
+    const [lang, setLang] = useLocalStorageState("language", "it")
+
+    const strings = LocalizationStrings[lang]
+
+    return (
+        <ContextLanguage.Provider value={{ lang, setLang, strings }}>
+            {children}
+        </ContextLanguage.Provider>
+    )
+}

nest_frontend/contexts/ContextLanguage.js

@@ -0,0 +1,14 @@
+import { createContext } from "react"
+
+
+/**
+ * A context containing an object with the following values:
+ * - `lang`: a string corresponding to the ISO 639-1 code of the current language
+ * - `setLang`: a function to change the current language
+ * - `strings`: an object containing all strings of the current language
+ */
+export default createContext({
+    lang: null,
+    setLang: () => console.error("Trying to setLang while outside a ContextServer.Provider!"),
+    strings: null,
+})

nest_frontend/routes/PageAlerts.js

@@ -1,10 +1,13 @@
-import React from "react"
+import React, { useContext } from "react"
 import Style from "./PageAlerts.module.css"
 import classNames from "classnames"
 import BoxFull from "../components/base/BoxFull"
+import ContextLanguage from "../contexts/ContextLanguage"
 
 
 export default function PageAlerts({ children, className, ...props }) {
+    const {strings} = useContext(ContextLanguage)
+
     return (
         <div className={classNames(Style.PageAlerts, className)} {...props}>
             <BoxFull header={"I tuoi allarmi"} className={Style.YourAlerts}>

nest_frontend/routes/PageDashboard.js

@@ -1,11 +1,14 @@
-import React from "react"
+import React, { useContext } from "react"
 import Style from "./PageDashboard.module.css"
 import classNames from "classnames"
 import BoxHeader from "../components/base/BoxHeader"
 import RepositoryEditor from "../components/providers/RepositoryEditor"
+import ContextLanguage from "../contexts/ContextLanguage"
 
 
 export default function PageDashboard({ children, className, ...props }) {
+    const {strings} = useContext(ContextLanguage)
+
     return (
         <div className={classNames(Style.PageHome, className)} {...props}>
             <BoxHeader className={Style.Header}>