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mneme/tui/
app.rs

1use std::sync::Arc;
2
3use chrono::{DateTime, Utc};
4
5use crate::config::settings::Settings;
6use crate::store::db::Database;
7use crate::store::entities::{EntitySearchResult, EntityType};
8use crate::store::memory::{GraphData, Memory, MemoryStats, ProjectSummary, SearchQuery, Session};
9
10/// Tabs del panel de detalle.
11#[derive(Debug, Clone, Copy, PartialEq)]
12pub enum DetailTab {
13    Content,
14    Structured,
15    Entities,
16    Temporal,
17    Relations,
18}
19impl DetailTab {
20    pub fn label(&self) -> &'static str {
21        match self {
22            Self::Content => "Content",
23            Self::Structured => "Fields",
24            Self::Entities => "Entities",
25            Self::Temporal => "Temporal",
26            Self::Relations => "Graph",
27        }
28    }
29    pub fn next(&self) -> Self {
30        match self {
31            Self::Content => Self::Structured,
32            Self::Structured => Self::Entities,
33            Self::Entities => Self::Temporal,
34            Self::Temporal => Self::Relations,
35            Self::Relations => Self::Content,
36        }
37    }
38    pub fn prev(&self) -> Self {
39        match self {
40            Self::Content => Self::Relations,
41            Self::Structured => Self::Content,
42            Self::Entities => Self::Structured,
43            Self::Temporal => Self::Entities,
44            Self::Relations => Self::Temporal,
45        }
46    }
47}
48
49/// Estado global de la app — estilo lazygit/lazydocker.
50pub struct App {
51    pub project: String,
52    pub memories: Vec<Memory>,
53    pub sessions: Vec<Session>,
54    pub selected: usize,
55    pub scroll: usize,
56    pub search: String,
57    pub status_msg: Option<String>,
58    pub quit: bool,
59    pub show_help: bool,
60    pub detail_tab: DetailTab,
61    pub detail_scroll: usize,
62    pub stats: Option<MemoryStats>,
63    pub graph: Option<GraphData>,
64    pub graph_sel: usize,
65    pub entity_data: Option<Vec<(String, EntityType, u32)>>,
66    pub temporal_data: Option<(Vec<Memory>, u8)>,
67    pub active_panel: usize, // 0=lista, 1=detalle, 2=search
68    pub total_mems: u32,
69    pub db: Arc<Database>,
70}
71
72impl App {
73    pub fn new(db: Arc<Database>, _settings: Arc<Settings>) -> Self {
74        let project = Settings::infer_project();
75        Self {
76            project,
77            memories: Vec::new(),
78            sessions: Vec::new(),
79            selected: 0,
80            scroll: 0,
81            search: String::new(),
82            status_msg: None,
83            quit: false,
84            show_help: false,
85            detail_tab: DetailTab::Content,
86            detail_scroll: 0,
87            stats: None,
88            graph: None,
89            graph_sel: 0,
90            entity_data: None,
91            temporal_data: None,
92            active_panel: 0,
93            total_mems: 0,
94            db,
95        }
96    }
97
98    // ── CARGA ──
99    pub fn load(&mut self) {
100        let s = self.db.memories();
101        if self.search.is_empty() {
102            self.memories = s
103                .list(&self.project, None, None, None, 500, 0)
104                .unwrap_or_default();
105        } else {
106            let q = SearchQuery {
107                text: self.search.clone(),
108                project: Some(self.project.clone()),
109                scope: None,
110                memory_type: None,
111                importance: None,
112                tags: vec![],
113                limit: 200,
114                include_snippet: false,
115                all_projects: false,
116            };
117            self.memories = s
118                .search(&q, &crate::store::search::SearchWeights::default(), None)
119                .unwrap_or_default()
120                .into_iter()
121                .map(|r| r.memory)
122                .collect();
123        }
124        self.selected = self.selected.min(self.memories.len().saturating_sub(1));
125        self.scroll = 0;
126        self.detail_scroll = 0;
127        self.stats = s.stats(&self.project).ok();
128        self.total_mems = self.stats.as_ref().map(|s| s.total_memories).unwrap_or(0);
129        self.sessions = self
130            .db
131            .sessions()
132            .list(&self.project, 50)
133            .unwrap_or_default();
134    }
135
136    // ── NAV ──
137    pub fn down(&mut self) {
138        if !self.memories.is_empty() {
139            self.selected = (self.selected + 1).min(self.memories.len() - 1);
140            if self.selected >= self.scroll + 20 {
141                self.scroll += 1;
142            }
143        }
144    }
145    pub fn up(&mut self) {
146        self.selected = self.selected.saturating_sub(1);
147        if self.selected < self.scroll {
148            self.scroll = self.scroll.saturating_sub(1);
149        }
150    }
151    pub fn first(&mut self) {
152        self.selected = 0;
153        self.scroll = 0;
154    }
155    pub fn last(&mut self) {
156        if !self.memories.is_empty() {
157            self.selected = self.memories.len() - 1;
158            self.scroll = self.selected.saturating_sub(19);
159        }
160    }
161    pub fn pgdn(&mut self) {
162        if !self.memories.is_empty() {
163            self.selected = (self.selected + 20).min(self.memories.len() - 1);
164            if self.selected >= self.scroll + 20 {
165                self.scroll += 20;
166            }
167        }
168    }
169    pub fn pgup(&mut self) {
170        self.selected = self.selected.saturating_sub(20);
171        if self.selected < self.scroll {
172            self.scroll = self.scroll.saturating_sub(20);
173        }
174    }
175    pub fn sel(&self) -> Option<&Memory> {
176        self.memories.get(self.selected)
177    }
178
179    // ── DETAIL ──
180    pub fn tab_next(&mut self) {
181        self.detail_tab = self.detail_tab.next();
182        self.detail_scroll = 0;
183    }
184    pub fn tab_prev(&mut self) {
185        self.detail_tab = self.detail_tab.prev();
186        self.detail_scroll = 0;
187    }
188    pub fn dscroll_down(&mut self) {
189        self.detail_scroll += 3;
190    }
191    pub fn dscroll_up(&mut self) {
192        self.detail_scroll = self.detail_scroll.saturating_sub(3);
193    }
194
195    // ── ACTIONS ──
196    pub fn delete_sel(&mut self) {
197        if let Some(m) = self.sel() {
198            self.db.memories().delete(m.id, false).ok();
199            self.status_msg = Some("🗑 Deleted".into());
200            self.load();
201        }
202    }
203    pub fn load_graph(&mut self) {
204        self.graph = self.db.memories().get_graph(&self.project).ok();
205        self.graph_sel = 0;
206    }
207    pub fn graph_next(&mut self) {
208        if let Some(ref d) = self.graph {
209            if !d.nodes.is_empty() {
210                self.graph_sel = (self.graph_sel + 1) % d.nodes.len();
211            }
212        }
213    }
214    pub fn graph_prev(&mut self) {
215        if let Some(ref d) = self.graph {
216            if !d.nodes.is_empty() {
217                self.graph_sel = self.graph_sel.checked_sub(1).unwrap_or(d.nodes.len() - 1);
218            }
219        }
220    }
221    pub fn load_entity(&mut self) {
222        self.entity_data = self.db.entities().frequent_entities(&self.project, 30).ok();
223    }
224    pub fn load_temporal(&mut self) {
225        self.temporal_data = Some((
226            self.db
227                .memories()
228                .list(&self.project, None, None, None, 500, 0)
229                .unwrap_or_default(),
230            0,
231        ));
232    }
233    pub fn temporal_cycle(&mut self) {
234        if let Some(ref mut td) = self.temporal_data {
235            td.1 = (td.1 + 1) % 3;
236        }
237    }
238}