Remove old implementation

Signed-off-by: Matthias Beyer <mail@beyermatthias.de>
This commit is contained in:
Matthias Beyer 2019-06-29 21:51:58 +02:00
parent 01db294700
commit adca7a4a1c
4 changed files with 0 additions and 336 deletions

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//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015-2019 Matthias Beyer <mail@beyermatthias.de> and contributors
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; version
// 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
//
use libimagstore::iter::Entries;
use libimagstore::storeid::StoreId;
use failure::Fallible as Result;
pub struct TaskIdIterator<'a>(Entries<'a>);
impl<'a> TaskIdIterator<'a> {
pub fn new(inner: Entries<'a>) -> Self {
TaskIdIterator(inner)
}
}
impl<'a> Iterator for TaskIdIterator<'a> {
type Item = Result<StoreId>;
fn next(&mut self) -> Option<Self::Item> {
loop {
match self.0.next() {
None => return None,
Some(Err(e)) => return Some(Err(e)),
Some(Ok(n)) => if n.is_in_collection(&["todo", "taskwarrior"]) {
return Some(Ok(n))
}, // else continue
}
}
}
}

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//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015-2019 Matthias Beyer <mail@beyermatthias.de> and contributors
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; version
// 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
//
#![forbid(unsafe_code)]
#![recursion_limit="256"]
#![deny(
dead_code,
non_camel_case_types,
non_snake_case,
path_statements,
trivial_numeric_casts,
unstable_features,
unused_allocation,
unused_import_braces,
unused_imports,
unused_must_use,
unused_mut,
unused_qualifications,
while_true,
)]
extern crate uuid;
extern crate toml;
extern crate toml_query;
#[macro_use] extern crate log;
extern crate serde_json;
#[macro_use] extern crate failure;
#[macro_use] extern crate libimagstore;
extern crate libimagerror;
extern crate task_hookrs;
module_entry_path_mod!("todo");
pub mod task;
pub mod taskstore;
pub mod iter;

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//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015-2019 Matthias Beyer <mail@beyermatthias.de> and contributors
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; version
// 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
//
use failure::ResultExt;
use failure::Error;
use failure::err_msg;
use failure::Fallible as Result;
use libimagstore::store::Entry;
use libimagerror::errors::ErrorMsg as EM;
use uuid::Uuid;
use toml_query::read::TomlValueReadTypeExt;
pub trait Task {
fn get_uuid(&self) -> Result<Uuid>;
}
impl Task for Entry {
fn get_uuid(&self) -> Result<Uuid> {
self.get_header()
.read_string("todo.uuid")?
.ok_or_else(|| Error::from(EM::EntryHeaderFieldMissing("todo.uuid")))
.and_then(|u| {
Uuid::parse_str(&u).context(err_msg("UUID Parser error")).map_err(Error::from)
})
}
}

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//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015-2019 Matthias Beyer <mail@beyermatthias.de> and contributors
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; version
// 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
//
use std::io::BufRead;
use std::result::Result as RResult;
use toml::Value;
use toml::map::Map;
use uuid::Uuid;
use task_hookrs::task::Task as TTask;
use task_hookrs::import::{import_task, import_tasks};
use failure::Fallible as Result;
use failure::ResultExt;
use failure::Error;
use failure::err_msg;
use libimagstore::store::{FileLockEntry, Store};
use libimagerror::errors::ErrorMsg as EM;
use crate::iter::TaskIdIterator;
/// Task struct containing a `FileLockEntry`
pub trait TaskStore<'a> {
fn import_task_from_reader<R: BufRead>(&'a self, r: R) -> Result<(FileLockEntry<'a>, String, Uuid)>;
fn get_task_from_import<R: BufRead>(&'a self, r: R) -> Result<RResult<FileLockEntry<'a>, String>>;
fn get_task_from_string(&'a self, s: String) -> Result<RResult<FileLockEntry<'a>, String>>;
fn get_task_from_uuid(&'a self, uuid: Uuid) -> Result<Option<FileLockEntry<'a>>>;
fn retrieve_task_from_import<R: BufRead>(&'a self, r: R) -> Result<FileLockEntry<'a>>;
fn retrieve_task_from_string(&'a self, s: String) -> Result<FileLockEntry<'a>>;
fn delete_tasks_by_imports<R: BufRead>(&self, r: R) -> Result<()>;
fn delete_task_by_uuid(&self, uuid: Uuid) -> Result<()>;
fn all_tasks(&self) -> Result<TaskIdIterator>;
fn new_from_twtask(&'a self, task: TTask) -> Result<FileLockEntry<'a>>;
}
impl<'a> TaskStore<'a> for Store {
fn import_task_from_reader<R: BufRead>(&'a self, mut r: R) -> Result<(FileLockEntry<'a>, String, Uuid)> {
let mut line = String::new();
r.read_line(&mut line).context(EM::UTF8Error)?;
import_task(&line.as_str())
.context(err_msg("Error importing"))
.map_err(Error::from)
.and_then(|t| {
let uuid = *t.uuid();
self.new_from_twtask(t).map(|t| (t, line, uuid))
})
}
/// Get a task from an import string. That is: read the imported string, get the UUID from it
/// and try to load this UUID from store.
///
/// Possible return values are:
///
/// * Ok(Ok(Task))
/// * Ok(Err(String)) - where the String is the String read from the `r` parameter
/// * Err(_) - where the error is an error that happened during evaluation
///
fn get_task_from_import<R: BufRead>(&'a self, mut r: R) -> Result<RResult<FileLockEntry<'a>, String>> {
let mut line = String::new();
r.read_line(&mut line).context(EM::UTF8Error)?;
self.get_task_from_string(line)
}
/// Get a task from a String. The String is expected to contain the JSON-representation of the
/// Task to get from the store (only the UUID really matters in this case)
///
/// For an explanation on the return values see `Task::get_from_import()`.
fn get_task_from_string(&'a self, s: String) -> Result<RResult<FileLockEntry<'a>, String>> {
import_task(s.as_str())
.context(err_msg("Import error"))
.map_err(Error::from)
.map(|t| *t.uuid())
.and_then(|uuid| self.get_task_from_uuid(uuid))
.and_then(|o| match o {
None => Ok(Err(s)),
Some(t) => Ok(Ok(t)),
})
}
/// Get a task from an UUID.
///
/// If there is no task with this UUID, this returns `Ok(None)`.
fn get_task_from_uuid(&'a self, uuid: Uuid) -> Result<Option<FileLockEntry<'a>>> {
crate::module_path::new_id(format!("taskwarrior/{}", uuid)).and_then(|store_id| self.get(store_id))
}
/// Same as Task::get_from_import() but uses Store::retrieve() rather than Store::get(), to
/// implicitely create the task if it does not exist.
fn retrieve_task_from_import<R: BufRead>(&'a self, mut r: R) -> Result<FileLockEntry<'a>> {
let mut line = String::new();
r.read_line(&mut line).context(EM::UTF8Error)?;
self.retrieve_task_from_string(line)
}
/// Retrieve a task from a String. The String is expected to contain the JSON-representation of
/// the Task to retrieve from the store (only the UUID really matters in this case)
fn retrieve_task_from_string(&'a self, s: String) -> Result<FileLockEntry<'a>> {
self.get_task_from_string(s)
.and_then(|opt| match opt {
Ok(task) => Ok(task),
Err(string) => import_task(string.as_str())
.context(err_msg("Import error"))
.map_err(Error::from)
.and_then(|t| self.new_from_twtask(t)),
})
}
fn delete_tasks_by_imports<R: BufRead>(&self, r: R) -> Result<()> {
use task_hookrs::status::TaskStatus;
for (counter, res_ttask) in import_tasks(r).into_iter().enumerate() {
let ttask = res_ttask.context(err_msg("Import error"))?;
if counter % 2 == 1 {
// Only every second task is needed, the first one is the
// task before the change, and the second one after
// the change. The (maybe modified) second one is
// expected by taskwarrior.
//
// Taskwarrior does not have the concept of deleted tasks, but only modified
// ones.
//
// Here we check if the status of a task is deleted and if yes, we delete it
// from the store.
if *ttask.status() == TaskStatus::Deleted {
self.delete_task_by_uuid(*ttask.uuid())?;
info!("Deleted task {}", *ttask.uuid());
}
}
}
Ok(())
}
fn delete_task_by_uuid(&self, uuid: Uuid) -> Result<()> {
crate::module_path::new_id(format!("taskwarrior/{}", uuid)).and_then(|id| self.delete(id))
}
fn all_tasks(&self) -> Result<TaskIdIterator> {
self.entries().map(TaskIdIterator::new)
}
fn new_from_twtask(&'a self, task: TTask) -> Result<FileLockEntry<'a>> {
use toml_query::read::TomlValueReadExt;
use toml_query::set::TomlValueSetExt;
let uuid = task.uuid();
crate::module_path::new_id(format!("taskwarrior/{}", uuid)).and_then(|id| {
self.retrieve(id).and_then(|mut fle| {
{
let hdr = fle.get_header_mut();
if hdr.read("todo")?.is_none() {
hdr.set("todo", Value::Table(Map::new()))?;
}
hdr.set("todo.uuid", Value::String(format!("{}",uuid)))?;
}
// If none of the errors above have returned the function, everything is fine
Ok(fle)
})
})
}
}