feat: generalize sync source

TODO.md

@@ -31,3 +31,12 @@ TODO:
     - handle name of the service or service fee not found
 
 - BUG: quand l'utilisateur est déjà créé, ya un problème d'ID, le user summary n'a pas le bon id, il faut le populer depuis ce qu'on a déjà fetch
+
+## 2024-01-11
+
+- automatically find the tresorerie exercice based on the date of the transaction
+
+
+query all subscriptions of user byu service label
+
+curl -u $PAHEKO_CLIENT_ID:$PAHEKO_CLIENT_SECRET http://localhost:8082/api/sql -d "SELECT su.id_user,su.date FROM services_users AS su JOIN services AS s ON su.id_service = s.id WHERE s.label = 'Cotisation 2023-2024';"

src/helloasso.rs

@@ -289,19 +289,6 @@ struct Organization {
     slug: String
 }
 
-#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
-#[fully_pub]
-enum MembershipMode {
-    #[serde(rename = "Individuel")]
-    Individual,
-    #[serde(rename = "Couple")]
-    Couple,
-    #[serde(rename = "Individuel bienfaiteur")]
-    BenefactorIndividual,
-    #[serde(rename = "Couple bienfaiteur")]
-    BenefactorCouple,
-}
-
 #[derive(Debug, Serialize, Deserialize)]
 #[serde(rename_all = "camelCase")]
 #[fully_pub]
@@ -318,7 +305,7 @@ struct FormAnswer {
     amount: u32,
     
     #[serde(rename = "name")]
-    mode: MembershipMode,
+    mode: String,
     
     #[serde(rename = "payer")]
     payer_user: PayerUserDetails,

src/main.rs

@@ -1,19 +1,25 @@
+#![feature(slice_group_by)]
+
 mod utils;
 mod paheko;
 mod helloasso;
+mod sync_helloasso;
+mod sync_csv;
+mod sync_paheko;
 
 use thiserror::Error;
 use anyhow::{Context, Result, anyhow};
-use chrono::prelude::{NaiveDate, DateTime, Utc, Datelike};
+use chrono::prelude::{NaiveDate, Datelike};
 use strum::Display;
 use serde::{Serialize, Deserialize};
-use utils::generate_id;
 use url::Url;
+use fully_pub::fully_pub;
 
 /// permanent config to store long-term config
 /// used to ingest env settings
 /// config loaded from env variables
 #[derive(Deserialize, Serialize, Debug)]
+#[fully_pub]
 struct Config {
     helloasso_proxy: Option<String>,
     helloasso_email: String,
@@ -28,13 +34,14 @@ struct Config {
     paheko_client_secret: String,
 
     paheko_target_activity_name: String,
-    paheko_accounting_year_id: u64,
+    // paheko_accounting_year_id: u64,
 }
 
 // start user cache management
 use std::fs;
 
 #[derive(Serialize, Deserialize, Debug)]
+#[fully_pub]
 struct UserCache {
     helloasso_session: Option<helloasso::WebSession>
 }
@@ -118,47 +125,6 @@ async fn get_auth_client_from_cache(
     }
 }
 
-
-/// rust how to access inner enum value
-#[derive(Debug, PartialEq, Clone, Copy)]
-enum HelloassoCustomFieldType {
-    Email,
-    Address,
-    PostalCode,
-    City,
-    Phone,
-    Job,
-    Skills,
-    Birthday,
-    LinkedUserFirstName
-}
-
-impl TryFrom<&str> for HelloassoCustomFieldType {
-    type Error = ();
-
-    fn try_from(subject: &str) -> Result<Self, Self::Error> {
-        match subject {
-            "Prénom conjoint" => Ok(HelloassoCustomFieldType::LinkedUserFirstName),
-            "ADRESSE" => Ok(HelloassoCustomFieldType::Address),
-            "CODE POSTAL" => Ok(HelloassoCustomFieldType::PostalCode),
-            "VILLE" => Ok(HelloassoCustomFieldType::City),
-            "EMAIL" => Ok(HelloassoCustomFieldType::Email),
-            "PROFESSION" => Ok(HelloassoCustomFieldType::Job),
-            "TÉLÉPHONE" => Ok(HelloassoCustomFieldType::Phone),
-            "DATE DE NAISSANCE" => Ok(HelloassoCustomFieldType::Birthday),
-            "CENTRE D'INTÉRÊTS / COMPÉTENCES" => Ok(HelloassoCustomFieldType::Skills),
-            _ => Err(())
-        }
-    }
-}
-
-fn read_custom_field(form_answer: &helloasso::FormAnswer, custom_field: HelloassoCustomFieldType) -> Option<String> {
-    // FIXME: compute the type directly at deserialization with serde
-    form_answer.custom_fields.iter()
-        .find(|f| HelloassoCustomFieldType::try_from(f.name.as_str()) == Ok(custom_field))
-        .map(|cf| cf.answer.clone())
-}
-
 fn parse_normalize_phone(phone_number_opt: Option<String>) -> Option<String> {
     let number_raw = phone_number_opt?;
 
@@ -186,9 +152,9 @@ fn parse_and_get_birthday_year(raw_date: String) -> Option<u32> {
     d.year().try_into().ok()
 }
 
-fn get_proxy_from_url(proxy_url: Option<String>) -> Result<Option<reqwest::Proxy>> {
+fn get_proxy_from_url(proxy_url: &Option<String>) -> Result<Option<reqwest::Proxy>> {
     Ok(match proxy_url {
-        Some(p) => Some(reqwest::Proxy::all(&p)
+        Some(p) => Some(reqwest::Proxy::all(p)
             .context("Expected to build Proxy from paheko_proxy config value")?),
         None => None
     })
@@ -206,226 +172,18 @@ async fn launch_adapter() -> Result<()> {
     }
     let mut paheko_client: paheko::Client = paheko::Client::new(paheko::ClientConfig {
         base_url: Url::parse(&config.paheko_base_url).expect("Expected paheko base url to be a valid URL"),
-        proxy: get_proxy_from_url(config.paheko_proxy)?,
+        proxy: get_proxy_from_url(&config.paheko_proxy)?,
         user_agent: APP_USER_AGENT.to_string()
     });
 
     let paheko_credentials = paheko::Credentials {
-        client_id: config.paheko_client_id,
-        client_secret: config.paheko_client_secret
+        client_id: config.paheko_client_id.clone(),
+        client_secret: config.paheko_client_secret.clone()
     };
     let paheko_client: paheko::AuthentifiedClient = paheko_client.login(paheko_credentials).await?;
 
-    let mut ha_client: helloasso::Client = helloasso::Client::new(helloasso::ClientConfig {
-        base_url: Url::parse("https://api.helloasso.com/v5/")
-                .expect("Expected valid helloasso API base URL"),
-        proxy: get_proxy_from_url(config.helloasso_proxy)?,
-        user_agent: "Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/112.0".to_string()
-    });
-
-    let login_payload = helloasso::LoginPayload {
-            email: config.helloasso_email,
-            password: config.helloasso_password
-    };
-    let auth_client: helloasso::AuthentifiedClient =
-        get_auth_client_from_cache(&mut user_cache, &mut ha_client, login_payload).await?;
-
-    let org = auth_client.organization(&config.helloasso_organization_slug);
-    let answers = org.get_form_answers(&config.helloasso_form_name).await?;
-    
-    // dbg!(&answers);
-    println!("Got {} answers to the membership form. Processing...", &answers.len());
-
-    let mut pk_memberships: Vec<paheko::Membership> = vec![];
-
-    use email_address::*;
-    fn choose_email(answer: &helloasso::FormAnswer) -> Option<String> {
-        read_custom_field(answer, HelloassoCustomFieldType::Email)
-            .and_then(|x| {
-                if !EmailAddress::is_valid(&x) {
-                    None
-                } else {
-                    Some(x)
-                }
-            })
-            .or(Some(answer.payer_user.email.clone()))
-    } 
-
-    // 1. get summary of existing paheko users
-    let mut existing_users = paheko_client.get_users().await.context("Get users")?;
-    // 2. get summary of transactions for that year
-    let existing_transactions = paheko_client.get_transactions(1).await.context("Get transactions")?;
-
-    // query paheko to get top ids
-    // IMPORTANT: this mean that while the script is running, there must be NO mutations to the
-    // users and services_users table on the paheko side
-    let mut pk_next_user_id = paheko_client.get_next_id("users")
-        .await.context("Get paheko users next id")?;
-    let mut pk_next_user_service_id = paheko_client.get_next_id("services_users")
-        .await.context("Get paheko services_users next id")?;
-
-    for answer in answers {
-        eprintln!("Processing answer:");
-        let email = choose_email(&answer);
-        eprintln!(" email: {:?}", email);
-
-        // list of users involved in this answer
-        let mut pk_users_summaries: Vec<paheko::UserSummary> = vec![];
-        let mut pk_user_service_registrations: Vec<paheko::UserServiceRegistration> = vec![];
-
-        let mut pk_user = paheko::User {
-            id: utils::Id(0),
-            first_name: Some(normalize_str(answer.user.first_name.clone())),
-            last_name: normalize_str(answer.user.last_name.clone()),
-            email,
-            phone: parse_normalize_phone(read_custom_field(&answer, HelloassoCustomFieldType::Phone)),
-            skills: read_custom_field(&answer, HelloassoCustomFieldType::Skills).map(normalize_str),
-            address: read_custom_field(&answer, HelloassoCustomFieldType::Address)
-                .map(normalize_str)
-                .expect("Expected ha answer to have address"),
-            postal_code: read_custom_field(&answer, HelloassoCustomFieldType::PostalCode)
-                .expect("Expected ha answer to have postalcode"),
-            city: read_custom_field(&answer, HelloassoCustomFieldType::City)
-                .map(normalize_str)
-                .expect("Expected ha answer to have city"),
-            country: answer.payer_user.country.clone().trim()[..=1].to_string(), // we expect country code ISO 3166-1 alpha-2
-            job: read_custom_field(&answer, HelloassoCustomFieldType::Job).map(normalize_str),
-            birth_year: read_custom_field(&answer, HelloassoCustomFieldType::Birthday).and_then(parse_and_get_birthday_year),
-            register_time: answer.order.inception_time,
-        };
-
-        // apply custom user override
-        // this particular answer had duplicate phone and email from another answer
-        if answer.id == 64756582 {
-            pk_user.email = None;
-            pk_user.phone = None;
-        }
-
-        // check for existing transactions
-        if existing_transactions.iter().any(
-            |summary| summary.reference == format!("HA/{}", answer.id)
-        ) {
-            eprintln!(" skipped: existing transaction found");
-            continue;
-        }
-
-        let existing_user_opt = existing_users.iter().find(|user| user.email == pk_user.email).cloned();
-
-        // check for existing paheko user, or create paheko user
-        let pk_user_summary = match existing_user_opt.clone() {
-            Some(user) => user,
-            None => {
-                let c = paheko_client.create_user(
-                    &pk_user, pk_next_user_id
-                ).await.context("Expected to create paheko user")?;
-                eprintln!(" Created paheko user");
-                pk_next_user_id += 1;
-                existing_users.push(c.clone());
-                c
-            }
-        };
-        pk_users_summaries.push(pk_user_summary);
-
-        let mut pk_membership = paheko::Membership {
-            id: generate_id(),
-            campaign_name: config.paheko_target_activity_name.clone(),
-            // FIXME: handle errors
-            mode_name: serde_json::to_value(answer.mode.clone())
-                .unwrap().as_str().unwrap().to_string(),
-            start_time: answer.order.inception_time,
-            end_time: 
-                DateTime::<Utc>::from_naive_utc_and_offset(
-                    NaiveDate::from_ymd_opt(2024, 12, 31).unwrap().and_hms_opt(23, 59, 59).unwrap(),
-                    Utc
-                ),
-            payed_amount: f64::from(answer.amount)/100.0,
-            users: vec![pk_user.id.clone()],
-            external_references: paheko::ExternalReferences {
-                helloasso_refs: paheko::HelloassoReferences {
-                    answer_id: answer.id,
-                    order_id: answer.order.id
-                }
-            }
-        };
-
-        // add activity for first member
-        let user_registration = paheko_client.register_user_to_service(
-            pk_users_summaries.get(0).unwrap(),
-            &pk_membership,
-            pk_next_user_service_id
-        ).await.context("Expected to register user activity to paheko")?;
-        pk_user_service_registrations.push(user_registration);
-        pk_next_user_service_id += 1;
-        eprintln!(" Created paheko activity registration");
-
-        // then create optional linked user
-        if answer.mode == helloasso::MembershipMode::Couple {
-            let mut second_pk_user = pk_user.clone();
-            second_pk_user.id = utils::Id(0);
-            second_pk_user.email = None;
-            second_pk_user.phone = None;
-            second_pk_user.skills = None;
-            second_pk_user.job = None;
-            second_pk_user.birth_year = None;
-
-            // add first_name
-            match read_custom_field(&answer, HelloassoCustomFieldType::LinkedUserFirstName) {
-                Some(name) => {
-                    second_pk_user.first_name = Some(name);
-                },
-                None => {
-                    second_pk_user.first_name = None;
-                    eprintln!("Warn: Got a user with Couple mode but no additional name given!")
-                }
-            }
-
-            if existing_user_opt.is_none() {
-                let second_pk_user_summary = paheko_client.create_user(&second_pk_user, pk_next_user_id)
-                    .await.context("Expected to create second paheko user")?;
-                eprintln!(" Created conjoint paheko user");
-                pk_users_summaries.push(second_pk_user_summary);
-                pk_next_user_id += 1;
-                
-                // create activity of second user
-                let user_registration = paheko_client.register_user_to_service(
-                    pk_users_summaries.get(1).unwrap(),
-                    &pk_membership,
-                    pk_next_user_service_id
-                ).await.context("Registering service to second paheko server")?;
-                pk_user_service_registrations.push(user_registration);
-                pk_next_user_service_id += 1;
-                eprintln!(" Created paheko activity registration for conjoint user");
-            }
-            // TODO: get existing linked user from previous year
-
-            pk_membership.users.push(second_pk_user.id.clone());
-        }
-
-        // add transaction
-        let transaction = paheko::SimpleTransaction {
-            accounting_year: utils::Id(config.paheko_accounting_year_id),
-            // TODO: make the label template configurable
-            label: format!("Adhésion {:?} via HelloAsso", pk_membership.mode_name),
-            amount: pk_membership.payed_amount,
-            reference: format!("HA/{}", pk_membership.external_references.helloasso_refs.answer_id),
-            // TODO: make these field configurable
-            credit_account_code: "756".to_string(), // cotisations account
-            debit_account_code: "512HA".to_string(), // helloasso account
-            inception_time: answer.order.inception_time,
-            kind: paheko::TransactionKind::Revenue,
-            linked_users: pk_users_summaries.iter().map(|x| x.id.clone()).collect(),
-            // this depend on a patch to paheko API code to work
-            linked_services: pk_user_service_registrations.iter().map(|x| x.id.clone()).collect()
-        };
-        let _ = paheko_client.register_transaction(transaction)
-            .await.context("Expected to create new paheko transaction")?;
-        eprintln!(" Created paheko transaction");
-
-        pk_memberships.push(pk_membership);
-    }
-
-    eprintln!();
-    eprintln!("Done.");
+    sync_helloasso::sync_helloasso(&paheko_client, &config, &mut user_cache).await?;
+    // sync_csv::sync(&paheko_client, &config, &mut user_cache).await?;
 
     Ok(())
 }

src/paheko.rs

@@ -4,7 +4,11 @@ use serde::{Serialize, Deserialize};
 use fully_pub::fully_pub;
 use crate::utils::Id;
 use chrono::prelude::{DateTime, Utc};
+use chrono::NaiveDate;
 use thiserror::Error;
+use crate::sync_paheko::GeneralizedAnswer;
+use crate::utils::deserialize_date;
+
 
 #[derive(Debug, Serialize, Deserialize, Clone)]
 #[fully_pub]
@@ -56,13 +60,12 @@ struct UserSummary {
 #[fully_pub]
 struct Membership {
     id: Id,
-    users: Vec<Id>,
-    campaign_name: String,
+    users_ids: Vec<Id>,
+    service_name: String,
     mode_name: String,
     start_time: DateTime<Utc>,
     end_time: DateTime<Utc>,
-    payed_amount: f64,
-    external_references: ExternalReferences,
+    payed_amount: f64
 }
 
 #[derive(Debug, Clone)]
@@ -96,6 +99,21 @@ struct SimpleTransaction {
     accounting_year: Id 
 }
 
+
+#[derive(Debug, Clone, Deserialize)]
+#[fully_pub]
+struct AccountingYear {
+    id: Id,
+    label: String,
+    closed: u32,
+
+    #[serde(deserialize_with = "deserialize_date", rename="start_date")]
+    start_date: NaiveDate,
+    #[serde(deserialize_with = "deserialize_date", rename="end_date")]
+    end_date: NaiveDate
+}
+
+
 #[derive(Error, Debug)]
 enum APIClientError {
     #[error("Received non-normal status code from API")]
@@ -312,7 +330,65 @@ impl AuthentifiedClient {
         Ok(serde_json::from_value(val.results)?)
     }
 
-    pub async fn create_user(&self, user: &User, next_id: u64)
+    pub async fn get_accounting_years(&self)
+        -> Result<Vec<AccountingYear>>
+    {
+        let path = self.config.base_url.join("accounting/years")?;
+        let res = self.client
+            .get(path)
+            .send().await?;
+        if res.status() != 200 {
+            return Err(APIClientError::InvalidStatusCode.into());
+        }
+        res.json().await.context("Get accounting years")
+    }
+
+    /// get a list of membership 
+    pub async fn get_service_subscriptions(&self, service_name: &str)
+        -> Result<Vec<Membership>>
+    {
+        let query: String = format!(r#"
+            SELECT su.id,su.id_user,su.date,su.expiry_date FROM services_users AS su JOIN services AS s ON su.id_service = s.id WHERE s.label = '{}';
+        "#, service_name);
+
+        let val = self.sql_query(query).await.context("Fetching service subscriptions")?;
+        
+        #[derive(Deserialize)]
+        struct Row {
+            id: u64,
+            id_user: u64,
+            #[serde(deserialize_with = "deserialize_date")]
+            date: NaiveDate,
+            #[serde(deserialize_with = "deserialize_date")]
+            expiry_date: NaiveDate
+        }
+        let intermidiate: Vec<Row> = serde_json::from_value(val.results)?;
+        // regroup the row with the same id
+        Ok(intermidiate
+            .group_by(|a,b| a.id == b.id)
+            .map(|rows| {
+                let base = rows.first().unwrap();
+                
+                Membership {
+                    id: Id(base.id),
+                    mode_name: service_name.to_string(),
+                    service_name: "".to_string(),
+                    start_time: DateTime::<Utc>::from_naive_utc_and_offset(
+                        base.date.and_hms_opt(0, 0, 0).unwrap(),
+                        Utc
+                    ),
+                    end_time: DateTime::<Utc>::from_naive_utc_and_offset(
+                        base.expiry_date.and_hms_opt(0, 0, 0).unwrap(),
+                        Utc
+                    ),
+                    users_ids: rows.iter().map(|x| Id(x.id_user)).collect(),
+                    payed_amount: 0.0
+                }
+            }).collect()
+        )
+    }
+
+    pub async fn create_user(&self, user: &GeneralizedAnswer, next_id: u64)
         -> Result<UserSummary>
     {
         // single-user import
@@ -323,20 +399,20 @@ impl AuthentifiedClient {
         csv_content.push_str("numero,nom,last_name,adresse,code_postal,ville,pays,telephone,email,annee_naissance,profession,interets,lettre_infos,date_inscription\n");
         csv_content.push_str(
             format!("{},{:?},{:?},{:?},{:?},{:?},{:?},{:?},{:?},{},{:?},{:?},{},{}\n",
-                "".to_string(),
+                next_id.to_string(),
                 u.first_name.clone().unwrap_or("".to_string()),
                 u.last_name.clone(),
                 u.address,
                 u.postal_code,
                 u.city,
                 u.country,
-                u.phone.unwrap_or("".to_string()),
+                u.phone.clone().unwrap_or("".to_string()),
                 u.email.clone().unwrap_or("".to_string()),
                 u.birth_year.map(|x| format!("{}", x)).unwrap_or("".to_string()),
-                u.job.unwrap_or("".to_string()),
-                u.skills.unwrap_or("".to_string()),
+                u.job.clone().unwrap_or("".to_string()),
+                u.skills.clone().unwrap_or("".to_string()),
                 1,
-                user.register_time.format("%d/%m/%Y")
+                user.inception_time.format("%d/%m/%Y")
             ).as_str());
 
         use reqwest::multipart::Form;
@@ -379,7 +455,7 @@ impl AuthentifiedClient {
         csv_content.push_str(
             format!("{},{:?},{:?},{:?},{:?},{:?},{:?}\n",
                 u.id,
-                user_membership.campaign_name,
+                user_membership.service_name,
                 user_membership.mode_name,
                 user_membership.start_time.format("%d/%m/%Y").to_string(),
                 user_membership.end_time.format("%d/%m/%Y").to_string(),

src/sync_helloasso.rs

@@ -0,0 +1,138 @@
+use crate::helloasso;
+use crate::paheko;
+use crate::{
+    Config, UserCache,
+    get_proxy_from_url, get_auth_client_from_cache, parse_and_get_birthday_year, parse_normalize_phone, normalize_str
+};
+use crate::sync_paheko::{GeneralizedAnswer, sync_paheko};
+
+use anyhow::Result;
+use url::Url;
+
+/// rust how to access inner enum value
+#[derive(Debug, PartialEq, Clone, Copy)]
+enum HelloassoCustomFieldType {
+    Email,
+    Address,
+    PostalCode,
+    City,
+    Phone,
+    Job,
+    Skills,
+    Birthday,
+    LinkedUserFirstName
+}
+
+impl TryFrom<&str> for HelloassoCustomFieldType {
+    type Error = ();
+
+    fn try_from(subject: &str) -> Result<Self, Self::Error> {
+        match subject {
+            "Prénom conjoint" => Ok(HelloassoCustomFieldType::LinkedUserFirstName),
+            "ADRESSE" => Ok(HelloassoCustomFieldType::Address),
+            "CODE POSTAL" => Ok(HelloassoCustomFieldType::PostalCode),
+            "VILLE" => Ok(HelloassoCustomFieldType::City),
+            "EMAIL" => Ok(HelloassoCustomFieldType::Email),
+            "PROFESSION" => Ok(HelloassoCustomFieldType::Job),
+            "TÉLÉPHONE" => Ok(HelloassoCustomFieldType::Phone),
+            "DATE DE NAISSANCE" => Ok(HelloassoCustomFieldType::Birthday),
+            "CENTRE D'INTÉRÊTS / COMPÉTENCES" => Ok(HelloassoCustomFieldType::Skills),
+            _ => Err(())
+        }
+    }
+}
+
+fn read_custom_field(form_answer: &helloasso::FormAnswer, custom_field: HelloassoCustomFieldType) -> Option<String> {
+    // FIXME: compute the type directly at deserialization with serde
+    form_answer.custom_fields.iter()
+        .find(|f| HelloassoCustomFieldType::try_from(f.name.as_str()) == Ok(custom_field))
+        .map(|cf| cf.answer.clone())
+}
+
+
+pub async fn sync_helloasso(paheko_client: &paheko::AuthentifiedClient, config: &Config, user_cache: &mut UserCache) -> Result<()> {
+    let mut ha_client: helloasso::Client = helloasso::Client::new(helloasso::ClientConfig {
+        base_url: Url::parse("https://api.helloasso.com/v5/")
+                .expect("Expected valid helloasso API base URL"),
+        proxy: get_proxy_from_url(&config.helloasso_proxy)?,
+        user_agent: "Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/112.0".to_string()
+    });
+
+    let login_payload = helloasso::LoginPayload {
+            email: config.helloasso_email.clone(),
+            password: config.helloasso_password.clone()
+    };
+    let auth_client: helloasso::AuthentifiedClient =
+        get_auth_client_from_cache(user_cache, &mut ha_client, login_payload).await?;
+
+    let org = auth_client.organization(&config.helloasso_organization_slug);
+    let answers = org.get_form_answers(&config.helloasso_form_name).await?;
+    
+    println!("Got {} answers to the membership form. Processing...", &answers.len());
+
+    use email_address::*;
+    fn choose_email(answer: &helloasso::FormAnswer) -> Option<String> {
+        read_custom_field(answer, HelloassoCustomFieldType::Email)
+            .and_then(|x| {
+                if !EmailAddress::is_valid(&x) {
+                    None
+                } else {
+                    Some(x)
+                }
+            })
+            .or(Some(answer.payer_user.email.clone()))
+    } 
+
+    let mut generalized_answers: Vec<GeneralizedAnswer> = vec![];
+    for answer in answers {
+        // eprintln!("Processing answer:");
+        let email = choose_email(&answer);
+        // eprintln!(" email: {:?}", email);
+
+        let mut generalized_answer = GeneralizedAnswer {
+            first_name: Some(normalize_str(answer.user.first_name.clone())),
+            last_name: normalize_str(answer.user.last_name.clone()),
+            email,
+            phone: parse_normalize_phone(read_custom_field(&answer, HelloassoCustomFieldType::Phone)),
+            skills: read_custom_field(&answer, HelloassoCustomFieldType::Skills).map(normalize_str),
+            address: read_custom_field(&answer, HelloassoCustomFieldType::Address)
+                .map(normalize_str)
+                .expect("Expected ha answer to have address"),
+            postal_code: read_custom_field(&answer, HelloassoCustomFieldType::PostalCode)
+                .expect("Expected ha answer to have postalcode"),
+            city: read_custom_field(&answer, HelloassoCustomFieldType::City)
+                .map(normalize_str)
+                .expect("Expected ha answer to have city"),
+            country: answer.payer_user.country.clone().trim()[..=1].to_string(), // we expect country code ISO 3166-1 alpha-2
+            job: read_custom_field(&answer, HelloassoCustomFieldType::Job).map(normalize_str),
+            birth_year: read_custom_field(&answer, HelloassoCustomFieldType::Birthday).and_then(parse_and_get_birthday_year),
+            inception_time: answer.order.inception_time,
+            reference: format!("HA/{}", answer.id),
+            donation_amount: 0,
+            subscription_amount: answer.amount,
+            membership_mode: serde_json::from_value(serde_json::Value::String(answer.mode.clone()))
+                .expect("Expected a membership mode to be valid"),
+            linked_user_first_name: read_custom_field(&answer, HelloassoCustomFieldType::LinkedUserFirstName)
+        };
+
+        // apply custom user override
+        // this particular answer had duplicate phone and email from another answer
+        if answer.id == 64756582 {
+            generalized_answer.email = None;
+            generalized_answer.phone = None;
+        }
+
+        generalized_answers.push(generalized_answer);
+    }
+    println!("Generated GeneralizedAnswers");
+    sync_paheko(
+        paheko_client,
+        config,
+        user_cache,
+        generalized_answers,
+        "512",
+        "HelloAsso"
+    ).await
+}
+
+

src/sync_paheko.rs

@@ -0,0 +1,238 @@
+use crate::paheko;
+use crate::paheko::AccountingYear;
+use crate::{
+    Config, UserCache,
+};
+use crate::utils;
+
+use anyhow::{Context, Result};
+use chrono::prelude::{NaiveDate, DateTime, Utc};
+use crate::utils::generate_id;
+use fully_pub::fully_pub;
+use serde::{Serialize, Deserialize};
+
+#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
+#[fully_pub]
+enum MembershipMode {
+    #[serde(rename = "Individuel")]
+    Individual,
+    #[serde(rename = "Couple")]
+    Couple,
+    #[serde(rename = "Individuel bienfaiteur")]
+    BenefactorIndividual,
+    #[serde(rename = "Couple bienfaiteur")]
+    BenefactorCouple,
+}
+
+#[derive(Debug, Clone)]
+#[fully_pub]
+struct GeneralizedAnswer {
+    // TODO: users are unique via their first and last name, instead of emails
+    first_name: Option<String>,
+    last_name: String,
+    email: Option<String>,
+
+    phone: Option<String>,
+    address: String,
+    city: String,
+    postal_code: String,
+    country: String,
+    skills: Option<String>,
+    job: Option<String>,
+    birth_year: Option<u32>,
+
+    membership_mode: MembershipMode,
+    inception_time: DateTime<Utc>,
+    subscription_amount: u32,
+    donation_amount: u32,
+    reference: String,
+
+    linked_user_first_name: Option<String>
+}
+
+fn get_accounting_year_for_time<'a>(accounting_years: &'a Vec<AccountingYear>, time: &'a DateTime<Utc>) -> Option<&'a AccountingYear> {
+    let date_ref = time.date_naive().clone();
+    dbg!("{:?}", date_ref);
+    accounting_years.iter().find(|year| year.start_date < date_ref && date_ref < year.end_date)
+}
+
+pub async fn sync_paheko(
+    paheko_client: &paheko::AuthentifiedClient,
+    config: &Config,
+    user_cache: &mut UserCache,
+    answers: Vec<GeneralizedAnswer>,
+    debit_account_code: &str,
+    via_name: &str
+) -> Result<()> {
+    // FIXME: search existing paheko users using the first name and last name, some ppl don't have
+    // emails
+
+    let mut pk_memberships: Vec<paheko::Membership> = vec![];
+
+    let accounting_years = paheko_client.get_accounting_years().await.context("Get acc years")?;
+
+    // 1. get summary of existing paheko users
+    let mut existing_users = paheko_client.get_users().await.context("Get users")?;
+    // 2. get summary of transactions for that year
+    // TODO: also get for the year n-1
+    let existing_transactions = paheko_client.get_transactions(1).await.context("Get transactions")?;
+    // 3. get summary of services_users for that year
+    let existing_subscriptions = paheko_client.get_service_subscriptions(&config.paheko_target_activity_name)
+        .await.context("Get existing paheko subscriptions to the target activity")?;
+
+    // query paheko to get top ids
+    // IMPORTANT: this mean that while the script is running, there must be NO mutations to the
+    // users and services_users table on the paheko side
+    let mut pk_next_user_id = paheko_client.get_next_id("users")
+        .await.context("Get paheko users next id")?;
+    let mut pk_next_user_service_id = paheko_client.get_next_id("services_users")
+        .await.context("Get paheko services_users next id")?;
+
+    for answer in answers {
+        eprintln!("Processing answer:");
+        eprintln!(" email: {:?}", answer.email);
+
+        // list of users involved in this answer
+        let mut pk_users_summaries: Vec<paheko::UserSummary> = vec![];
+        let mut pk_user_service_registrations: Vec<paheko::UserServiceRegistration> = vec![];
+
+        // check for existing user in paheko by email
+        let existing_user_opt = existing_users.iter().find(|user| user.email == answer.email).cloned();
+
+        // check for existing transactions
+        if existing_transactions.iter().any(
+            |summary| summary.reference == answer.reference
+        ) {
+            eprintln!(" skipped: existing transaction found");
+            continue;
+        }
+
+        // dbg!(&existing_subscriptions);
+        let pk_user_summary = match existing_user_opt.clone() {
+            Some(user) => {
+                user
+            },
+            None => {
+                // create paheko user
+                let c = paheko_client.create_user(
+                    &answer, pk_next_user_id
+                ).await.context("Expected to create paheko user")?;
+                eprintln!(" Created paheko user");
+                pk_next_user_id += 1;
+                existing_users.push(c.clone());
+                c
+            }
+        };
+        pk_users_summaries.push(pk_user_summary.clone());
+        
+        // check if the user is already subscribed to the target activity
+        if 
+            existing_user_opt.is_some() &&
+            existing_subscriptions.iter()
+                .find(|membership| membership.users_ids
+                    .iter().find(|i| **i == pk_user_summary.id).is_some()
+                )
+                .is_some()
+        {
+            eprintln!(" skipped: user is already subscribed to this activity");
+            continue;
+        }
+
+        let mut pk_membership = paheko::Membership {
+            id: generate_id(),
+            service_name: config.paheko_target_activity_name.clone(),
+            // FIXME: handle errors when mode is invalid
+            mode_name: serde_json::to_value(answer.membership_mode.clone())
+                .unwrap().as_str().unwrap().to_string(),
+            start_time: answer.inception_time,
+            end_time: 
+                DateTime::<Utc>::from_naive_utc_and_offset(
+                    NaiveDate::from_ymd_opt(2024, 12, 31).unwrap().and_hms_opt(23, 59, 59).unwrap(),
+                    Utc
+                ),
+            payed_amount: f64::from(answer.subscription_amount)/100.0,
+            users_ids: vec![pk_user_summary.id.clone()]
+        };
+
+        // add activity for first member
+        // TODO: check if activity already exists
+        let user_registration = paheko_client.register_user_to_service(
+            pk_users_summaries.get(0).unwrap(),
+            &pk_membership,
+            pk_next_user_service_id
+        ).await.context("Expected to register user activity to paheko")?;
+        pk_user_service_registrations.push(user_registration);
+        pk_next_user_service_id += 1;
+        eprintln!(" Created paheko activity registration");
+
+        // then create optional linked user
+        if answer.membership_mode == MembershipMode::Couple {
+            let mut second_answer = answer.clone();
+            second_answer.email = None;
+            second_answer.phone = None;
+            second_answer.skills = None;
+            second_answer.job = None;
+            second_answer.birth_year = None;
+
+            // add first_name
+            match answer.linked_user_first_name {
+                Some(name) => {
+                    second_answer.first_name = Some(name);
+                },
+                None => {
+                    second_answer.first_name = None;
+                    eprintln!("Warn: Got a user with Couple mode but no additional name given!")
+                }
+            }
+
+            if existing_user_opt.is_none() {
+                // only create the linked user in paheko, if the first user was also created
+                let second_pk_user_summary = paheko_client.create_user(&second_answer, pk_next_user_id)
+                    .await.context("Expected to create second paheko user")?;
+                eprintln!(" Created conjoint paheko user");
+                pk_users_summaries.push(second_pk_user_summary.clone());
+                pk_next_user_id += 1;
+                
+                // create activity of second user
+                let user_registration = paheko_client.register_user_to_service(
+                    pk_users_summaries.get(1).unwrap(), // pass user, for the id
+                    &pk_membership,
+                    pk_next_user_service_id
+                ).await.context("Registering service to second paheko server")?;
+                pk_user_service_registrations.push(user_registration);
+                pk_next_user_service_id += 1;
+                eprintln!(" Created paheko activity registration for conjoint user");
+
+                pk_membership.users_ids.push(second_pk_user_summary.id)
+            }
+            // FIXME: reuse a previous user
+            // TODO: get existing linked user from previous year
+
+        }
+
+        // add transaction
+        let transaction = paheko::SimpleTransaction {
+            accounting_year: get_accounting_year_for_time(&accounting_years, &answer.inception_time)
+                    .expect("Cannot find an accounting year that match the date on paheko").id.clone(),
+            // TODO: make the label template configurable
+            label: format!("Adhésion {:?} via {}", pk_membership.mode_name, via_name),
+            amount: pk_membership.payed_amount,
+            reference: answer.reference,
+            // TODO: make these field configurable
+            credit_account_code: "756".to_string(), // cotisations account
+            debit_account_code: debit_account_code.to_string(), // helloasso account
+            inception_time: answer.inception_time,
+            kind: paheko::TransactionKind::Revenue,
+            linked_users: pk_users_summaries.iter().map(|x| x.id.clone()).collect(),
+            // this depend on a patch to paheko API code to work
+            linked_services: pk_user_service_registrations.iter().map(|x| x.id.clone()).collect()
+        };
+        let _ = paheko_client.register_transaction(transaction)
+            .await.context("Expected to create new paheko transaction")?;
+        eprintln!(" Created paheko transaction");
+
+        pk_memberships.push(pk_membership);
+    }
+    eprintln!("{via_name} sync done.");
+    Ok(())
+}

src/utils.rs

@@ -1,7 +1,7 @@
 use serde::{Serialize, Deserialize, Deserializer};
 use std::fmt;
 use rand::{thread_rng, Rng};
-use chrono::prelude::{DateTime, Utc};
+use chrono::prelude::{DateTime, Utc, NaiveDate};
 
 /// ID
 #[derive(Clone, Deserialize, Serialize, Debug, PartialEq, Eq, Hash)]
@@ -23,6 +23,7 @@ pub fn generate_id() -> Id {
 }
 
 
+/// https://serde.rs/field-attrs.html
 pub fn deserialize_datetime<'de, D>(deserializer: D) -> Result<DateTime<Utc>, D::Error>
 where
     D: Deserializer<'de>,
@@ -32,3 +33,13 @@ where
         .map_err(serde::de::Error::custom)
         .map(|dt| dt.with_timezone(&Utc))
 }
+
+pub fn deserialize_date<'de, D>(deserializer: D) -> Result<NaiveDate, D::Error>
+where
+    D: Deserializer<'de>,
+{
+    let s = String::deserialize(deserializer)?;
+    NaiveDate::parse_from_str(&s, "%Y-%m-%d")
+        .map_err(serde::de::Error::custom)
+}
+