added list stuff + beginnings of mods

1 files changed, 85 insertions, 2 deletions

diff --git a/src/db.rs b/src/db.rs
index 3d50b0f..bbbca87 100644
--- a/src/db.rs
+++ b/src/db.rs
@@ -1,4 +1,8 @@
-use crate::Modloader;
+use std::io::ErrorKind;
+
+use crate::{Modloader, config::Cfg};
+
+//TODO use prepared statements
 
 pub fn insert_mod(id: String, name: String, current_version: String, old_versions: Vec<String>, mod_loader: Modloader, desired_mc_version: String) -> Result<(), sqlite::Error> {
 
@@ -10,9 +14,88 @@ pub fn insert_mod(id: String, name: String, current_version: String, old_version
     };
     
     let sql = format!("INSERT INTO mods VALUES ('{}', '{}', '{}', '{}', '{}', '{}')", id, name, current_version, old_versions.join("|"), loader, desired_mc_version);
+
+    connection.execute(sql)
+}
+
+//LIST
+pub fn insert_list(config: Cfg, id: String, mc_version: String, mod_loader: Modloader) -> Result<(), sqlite::Error> {
+    let data = format!("{}/data.db", config.data);
+    let connection = sqlite::open(data).unwrap();
     
-    dbg!(&sql);
+    //Setup list in table
+    let loader = match mod_loader {
+        Modloader::Fabric => "fabric",
+        Modloader::Forge => "forge",
+    };
+
+    let sql_list = format!("INSERT INTO lists VALUES ('{}', '{}', '{}')", id, mc_version, loader);
+    let sql_table = format!("CREATE TABLE '{}' ( 'mod_id' TEXT, 'current_version' TEXT, 'applicable_versions' BLOB, 'mod_loader' TEXT )", id);
+    let sql = format!("{};{};", sql_list, sql_table);
 
     connection.execute(sql)
+}
 
+pub fn remove_list(config: Cfg, id: String) -> Result<(), sqlite::Error> {
+    let data = format!("{}/data.db", config.data);
+    let connection = sqlite::open(data).unwrap();
+
+    let sql_list = format!("DELETE FROM lists WHERE id = '{}'", id);
+    let sql_table = format!("DROP TABLE '{}'", id);
+    let sql = format!("{};{};", sql_list, sql_table);
+
+    connection.execute(sql)
+}
+
+pub fn get_lists(config: Cfg) -> Result<Vec<String>, Box<dyn std::error::Error>> {
+    let data = format!("{}/data.db", config.data);
+    let connection = sqlite::open(data).unwrap();
+
+    let sql = "SELECT id FROM lists";
+    
+    let mut list: Vec<String> = Vec::new();
+    //TODO catch sql errors better
+    connection.iterate(sql, |ids| {
+        if ids.is_empty() { return false; };
+        for &(_column, value) in ids.iter() {
+            list.push(String::from(value.unwrap()));
+        }
+        true
+    }).unwrap();
+    match list.is_empty() {
+        true => Err(Box::new(std::io::Error::new(ErrorKind::NotFound, "NO_LISTS"))),
+        false => Ok(list),
+    }
+}
+
+//config
+pub fn change_list(config: Cfg, id: String) -> Result<(), sqlite::Error> {
+    let data = format!("{}/data.db", config.data);
+    let connection = sqlite::open(data).unwrap();
+
+    let sql = format!("UPDATE user_config SET value = '{}' WHERE id = 'current_list'", id);
+
+    connection.execute(sql)
+}
+
+pub fn get_current_list(config: Cfg) -> Result<String, Box<dyn std::error::Error>> {
+    let data = format!("{}/data.db", config.data);
+    let connection = sqlite::open(data).unwrap();
+
+    let sql = "SELECT id FROM lists";
+    
+    let mut list: String = String::new();
+    //TODO catch sql errors better
+    connection.iterate(sql, |ids| {
+        if ids.is_empty() { return false; };
+        for &(_column, value) in ids.iter() {
+            list = String::from(value.unwrap());
+        }
+        true
+    }).unwrap();
+    if list.is_empty() {
+        get_lists(config)?;
+        panic!("current list field should never be empty if there are other lists");
+    };
+    Ok(list)
 }