57 lines
1.8 KiB
Rust
57 lines
1.8 KiB
Rust
use chrono::{Duration, Local, NaiveDateTime};
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#[derive(Debug)]
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struct AIState {
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relation_score: f32,
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previous_score: f32,
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decay_rate: f32,
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sensitivity: f32,
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message_threshold: f32,
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last_message_time: NaiveDateTime,
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}
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impl AIState {
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fn update(&mut self, now: NaiveDateTime) {
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let days_passed = (now - self.last_message_time).num_days() as f32;
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let decay = self.decay_rate * days_passed;
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self.previous_score = self.relation_score;
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self.relation_score -= decay;
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self.relation_score = self.relation_score.clamp(0.0, 100.0);
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}
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fn should_talk(&self) -> bool {
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let delta = self.previous_score - self.relation_score;
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delta > self.message_threshold && self.sensitivity > 0.5
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}
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fn generate_message(&self) -> String {
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let _delta = self.previous_score - self.relation_score;
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match self.relation_score as i32 {
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80..=100 => "ふふっ、最近どうしてる？会いたくなっちゃった！".to_string(),
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60..=79 => "ちょっとだけ、さみしかったんだよ？".to_string(),
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40..=59 => "えっと……話せる時間ある？".to_string(),
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_ => "ううん、もしかして私のこと、忘れちゃったのかな……".to_string(),
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}
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}
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}
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fn main() {
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let now = Local::now().naive_local();
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let mut ai = AIState {
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relation_score: 80.0,
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previous_score: 80.0,
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decay_rate: 1.5, // 1日あたりの減少スコア
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sensitivity: 0.8,
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message_threshold: 5.0,
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last_message_time: now - Duration::days(4), // 最後の会話から4日経過
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};
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ai.update(now);
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if ai.should_talk() {
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println!("AI発話: {}", ai.generate_message());
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} else {
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println!("まだ何も言わずにそっとしているようです...");
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}
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}
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